Description of Issue
I try loading into a world, but it’s stuck at 100% when trying.
When I look at the logs, I see that it gets to 100% then infinitely repeated this error:
...
[13:11:50] [Render thread/INFO]: Loaded 7 recipes
[13:11:51] [Render thread/INFO]: Loaded 1141 advancements
[13:11:54] [Render thread/INFO]: Environment: authHost='https://authserver.mojang.com', accountsHost='https://api.mojang.com', sessionHost='https://sessionserver.mojang.com', servicesHost='https://api.minecraftservices.com', name='PROD'
[13:11:54] [Render thread/INFO]: Applied 0 biome modifications to 0 of 61 new biomes in 1.457 ms
[13:11:54] [Server thread/INFO]: Starting integrated minecraft server version 1.18.2
[13:11:54] [Server thread/INFO]: Generating keypair
[13:12:23] [Server thread/INFO]: Preparing start region for dimension minecraft:overworld
[13:12:33] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:34] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:34] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:34] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:34] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:34] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:34] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:34] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:34] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:34] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:34] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:34] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:34] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:34] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:34] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:34] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:34] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:34] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:34] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:34] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:34] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:34] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:36] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:36] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:37] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:37] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:37] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:37] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:38] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:38] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:39] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:39] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:40] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:40] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:41] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:41] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:42] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:42] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:43] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:43] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:44] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:44] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:45] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:45] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:46] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:46] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:47] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:47] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:48] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:48] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:49] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:49] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:50] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:50] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:51] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:51] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:52] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:52] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:53] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:53] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:54] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:54] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:55] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:55] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:56] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:56] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:57] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:57] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:58] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:58] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:59] [Render thread/INFO]: Preparing spawn area: 0%
[13:12:59] [Render thread/INFO]: Preparing spawn area: 0%
[13:13:00] [Render thread/INFO]: Preparing spawn area: 0%
[13:13:00] [Render thread/INFO]: Preparing spawn area: 0%
[13:13:01] [Render thread/INFO]: Preparing spawn area: 0%
[13:13:01] [Render thread/INFO]: Preparing spawn area: 0%
[13:13:02] [Render thread/INFO]: Preparing spawn area: 1%
[13:13:02] [Render thread/INFO]: Preparing spawn area: 1%
[13:13:03] [Render thread/INFO]: Preparing spawn area: 4%
[13:13:03] [Render thread/INFO]: Preparing spawn area: 4%
[13:13:04] [Render thread/INFO]: Preparing spawn area: 4%
[13:13:04] [Render thread/INFO]: Preparing spawn area: 4%
[13:13:05] [Render thread/INFO]: Preparing spawn area: 4%
[13:13:05] [Render thread/INFO]: Preparing spawn area: 4%
[13:13:06] [Render thread/INFO]: Preparing spawn area: 4%
[13:13:06] [Render thread/INFO]: Preparing spawn area: 5%
[13:13:07] [Render thread/INFO]: Preparing spawn area: 6%
[13:13:07] [Render thread/INFO]: Preparing spawn area: 6%
[13:13:08] [Render thread/INFO]: Preparing spawn area: 11%
[13:13:08] [Render thread/INFO]: Preparing spawn area: 11%
[13:13:09] [Render thread/INFO]: Preparing spawn area: 14%
[13:13:09] [Render thread/INFO]: Preparing spawn area: 14%
[13:13:10] [Render thread/INFO]: Preparing spawn area: 19%
[13:13:10] [Render thread/INFO]: Preparing spawn area: 19%
[13:13:11] [Render thread/INFO]: Preparing spawn area: 32%
[13:13:11] [Render thread/INFO]: Preparing spawn area: 32%
[13:13:12] [Render thread/INFO]: Preparing spawn area: 49%
[13:13:12] [Render thread/INFO]: Preparing spawn area: 49%
[13:13:13] [Render thread/INFO]: Preparing spawn area: 50%
[13:13:14] [Render thread/INFO]: Preparing spawn area: 52%
[13:13:14] [Render thread/INFO]: Preparing spawn area: 59%
[13:13:14] [Render thread/INFO]: Preparing spawn area: 59%
[13:13:15] [Render thread/INFO]: Preparing spawn area: 78%
[13:13:15] [Render thread/INFO]: Preparing spawn area: 78%
[13:13:20] [Render thread/INFO]: Preparing spawn area: 85%
[13:13:20] [Render thread/INFO]: Preparing spawn area: 85%
[13:13:20] [Render thread/INFO]: Preparing spawn area: 86%
[13:13:20] [Render thread/INFO]: Preparing spawn area: 86%
[13:13:20] [Render thread/INFO]: Preparing spawn area: 86%
[13:13:20] [Render thread/INFO]: Preparing spawn area: 86%
[13:13:20] [Render thread/INFO]: Preparing spawn area: 86%
[13:13:20] [Render thread/INFO]: Preparing spawn area: 86%
[13:13:22] [Server thread/INFO]: Changing view distance to 4, from 10
[13:13:22] [Server thread/INFO]: Changing simulation distance to 5, from 0
[13:13:26] [Server thread/WARN]: Can't keep up! Is the server overloaded? Running 2186ms or 43 ticks behind
[13:13:28] [Render thread/INFO]: Time elapsed: 63833 ms
[13:13:28] [Server thread/INFO]: Errorbot1122[local:E:33487bbf] logged in with entity id 406 at (-711.5, 80.0, -35.5)
[13:13:28] [Server thread/INFO]: Errorbot1122 joined the game
[13:13:43] [Server thread/WARN]: Can't keep up! Is the server overloaded? Running 2665ms or 53 ticks behind
[13:13:45] [Render thread/ERROR]: Error executing task on Client
java.lang.RuntimeException: Mixin transformation of net.minecraft.class_631 failed
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.getPostMixinClassByteArray(KnotClassDelegate.java:418) ~[fabric-loader-0.14.6.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.tryLoadClass(KnotClassDelegate.java:322) ~[fabric-loader-0.14.6.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.loadClass(KnotClassDelegate.java:218) ~[fabric-loader-0.14.6.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClassLoader.loadClass(KnotClassLoader.java:145) ~[fabric-loader-0.14.6.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:520) ~[?:?]
at net.minecraft.class_634.method_11120(class_634.java:364) ~[client-intermediary.jar:?]
at net.minecraft.class_2678.method_11567(class_2678.java:83) ~[client-intermediary.jar:?]
at net.minecraft.class_2678.method_11054(class_2678.java:19) ~[client-intermediary.jar:?]
at net.minecraft.class_2600.method_11072(class_2600.java:40) ~[client-intermediary.jar:?]
at net.optifine.util.PacketRunnable.run(PacketRunnable.java:28) ~[Optifine-mapped.jar:?]
at net.minecraft.class_1255.method_18859(class_1255.java:198) [client-intermediary.jar:?]
at net.minecraft.class_4093.method_18859(class_4093.java:23) [client-intermediary.jar:?]
at net.minecraft.class_1255.method_16075(class_1255.java:163) [client-intermediary.jar:?]
at net.minecraft.class_1255.method_5383(class_1255.java:140) [client-intermediary.jar:?]
at net.minecraft.class_310.method_1523(class_310.java:1085) [client-intermediary.jar:?]
at net.minecraft.class_310.method_1514(class_310.java:737) [client-intermediary.jar:?]
at net.minecraft.client.main.Main.main(Main.java:236) [client-intermediary.jar:?]
at net.fabricmc.loader.impl.game.minecraft.MinecraftGameProvider.launch(MinecraftGameProvider.java:460) [fabric-loader-0.14.6.jar:?]
at net.fabricmc.loader.impl.launch.knot.Knot.launch(Knot.java:74) [fabric-loader-0.14.6.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClient.main(KnotClient.java:23) [fabric-loader-0.14.6.jar:?]
Caused by: org.spongepowered.asm.mixin.transformer.throwables.MixinTransformerError: An unexpected critical error was encountered
at org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:392) ~[sponge-mixin-0.11.4+mixin.0.8.5.jar:0.11.4+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClass(MixinTransformer.java:234) ~[sponge-mixin-0.11.4+mixin.0.8.5.jar:0.11.4+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClassBytes(MixinTransformer.java:202) ~[sponge-mixin-0.11.4+mixin.0.8.5.jar:0.11.4+mixin.0.8.5]
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.getPostMixinClassByteArray(KnotClassDelegate.java:413) ~[fabric-loader-0.14.6.jar:?]
... 19 more
Caused by: org.spongepowered.asm.mixin.injection.throwables.InjectionError: Critical injection failure: Callback method onChunkUnload(IILnet/minecraft/class_2540;Lnet/minecraft/class_2487;Ljava/util/function/Consumer;Lorg/spongepowered/asm/mixin/injection/callback/CallbackInfoReturnable;ILnet/minecraft/class_2818;Lnet/minecraft/class_1923;)V in fabric-lifecycle-events-v1.mixins.json:client.ClientChunkManagerMixin from mod fabric-lifecycle-events-v1 failed injection check, (0/1) succeeded. Scanned 1 target(s). Using refmap fabric-lifecycle-events-v1-refmap.json
at org.spongepowered.asm.mixin.injection.struct.InjectionInfo.postInject(InjectionInfo.java:468) ~[sponge-mixin-0.11.4+mixin.0.8.5.jar:0.11.4+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinTargetContext.applyInjections(MixinTargetContext.java:1385) ~[sponge-mixin-0.11.4+mixin.0.8.5.jar:0.11.4+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinApplicatorStandard.applyInjections(MixinApplicatorStandard.java:1052) ~[sponge-mixin-0.11.4+mixin.0.8.5.jar:0.11.4+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinApplicatorStandard.applyMixin(MixinApplicatorStandard.java:400) ~[sponge-mixin-0.11.4+mixin.0.8.5.jar:0.11.4+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinApplicatorStandard.apply(MixinApplicatorStandard.java:325) ~[sponge-mixin-0.11.4+mixin.0.8.5.jar:0.11.4+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.TargetClassContext.apply(TargetClassContext.java:421) ~[sponge-mixin-0.11.4+mixin.0.8.5.jar:0.11.4+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.TargetClassContext.applyMixins(TargetClassContext.java:403) ~[sponge-mixin-0.11.4+mixin.0.8.5.jar:0.11.4+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:363) ~[sponge-mixin-0.11.4+mixin.0.8.5.jar:0.11.4+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClass(MixinTransformer.java:234) ~[sponge-mixin-0.11.4+mixin.0.8.5.jar:0.11.4+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClassBytes(MixinTransformer.java:202) ~[sponge-mixin-0.11.4+mixin.0.8.5.jar:0.11.4+mixin.0.8.5]
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.getPostMixinClassByteArray(KnotClassDelegate.java:413) ~[fabric-loader-0.14.6.jar:?]
... 19 more
[13:13:45] [Render thread/ERROR]: Error executing task on Client
java.lang.NullPointerException: Cannot invoke "net.minecraft.class_746.method_3146(String)" because "this.field_3690.field_1724" is null
at net.minecraft.class_634.method_11152(class_634.java:1753) ~[client-intermediary.jar:?]
at net.minecraft.class_2658.method_11457(class_2658.java:60) ~[client-intermediary.jar:?]
at net.minecraft.class_2658.method_11054(class_2658.java:8) ~[client-intermediary.jar:?]
at net.minecraft.class_2600.method_11072(class_2600.java:40) ~[client-intermediary.jar:?]
at net.optifine.util.PacketRunnable.run(PacketRunnable.java:28) ~[Optifine-mapped.jar:?]
at net.minecraft.class_1255.method_18859(class_1255.java:198) [client-intermediary.jar:?]
at net.minecraft.class_4093.method_18859(class_4093.java:23) [client-intermediary.jar:?]
at net.minecraft.class_1255.method_16075(class_1255.java:163) [client-intermediary.jar:?]
at net.minecraft.class_1255.method_5383(class_1255.java:140) [client-intermediary.jar:?]
at net.minecraft.class_310.method_1523(class_310.java:1085) [client-intermediary.jar:?]
at net.minecraft.class_310.method_1514(class_310.java:737) [client-intermediary.jar:?]
at net.minecraft.client.main.Main.main(Main.java:236) [client-intermediary.jar:?]
at net.fabricmc.loader.impl.game.minecraft.MinecraftGameProvider.launch(MinecraftGameProvider.java:460) [fabric-loader-0.14.6.jar:?]
at net.fabricmc.loader.impl.launch.knot.Knot.launch(Knot.java:74) [fabric-loader-0.14.6.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClient.main(KnotClient.java:23) [fabric-loader-0.14.6.jar:?]
[13:13:45] [Render thread/ERROR]: Error executing task on Client
java.lang.NullPointerException: Cannot invoke "net.minecraft.class_1657.method_31549()" because "$$1" is null
at net.minecraft.class_634.method_11154(class_634.java:1558) ~[client-intermediary.jar:?]
at net.minecraft.class_2696.method_11697(class_2696.java:65) ~[client-intermediary.jar:?]
at net.minecraft.class_2696.method_11054(class_2696.java:7) ~[client-intermediary.jar:?]
at net.minecraft.class_2600.method_11072(class_2600.java:40) ~[client-intermediary.jar:?]
at net.optifine.util.PacketRunnable.run(PacketRunnable.java:28) ~[Optifine-mapped.jar:?]
at net.minecraft.class_1255.method_18859(class_1255.java:198) [client-intermediary.jar:?]
at net.minecraft.class_4093.method_18859(class_4093.java:23) [client-intermediary.jar:?]
at net.minecraft.class_1255.method_16075(class_1255.java:163) [client-intermediary.jar:?]
at net.minecraft.class_1255.method_5383(class_1255.java:140) [client-intermediary.jar:?]
at net.minecraft.class_310.method_1523(class_310.java:1085) [client-intermediary.jar:?]
at net.minecraft.class_310.method_1514(class_310.java:737) [client-intermediary.jar:?]
at net.minecraft.client.main.Main.main(Main.java:236) [client-intermediary.jar:?]
at net.fabricmc.loader.impl.game.minecraft.MinecraftGameProvider.launch(MinecraftGameProvider.java:460) [fabric-loader-0.14.6.jar:?]
at net.fabricmc.loader.impl.launch.knot.Knot.launch(Knot.java:74) [fabric-loader-0.14.6.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClient.main(KnotClient.java:23) [fabric-loader-0.14.6.jar:?]
[13:13:45] [Render thread/ERROR]: Error executing task on Client
java.lang.NullPointerException: Cannot invoke "net.minecraft.class_746.method_31548()" because "this.field_3690.field_1724" is null
at net.minecraft.class_634.method_11135(class_634.java:509) ~[client-intermediary.jar:?]
at net.minecraft.class_2735.method_11802(class_2735.java:25) ~[client-intermediary.jar:?]
at net.minecraft.class_2735.method_11054(class_2735.java:7) ~[client-intermediary.jar:?]
at net.minecraft.class_2600.method_11072(class_2600.java:40) ~[client-intermediary.jar:?]
at net.optifine.util.PacketRunnable.run(PacketRunnable.java:28) ~[Optifine-mapped.jar:?]
at net.minecraft.class_1255.method_18859(class_1255.java:198) [client-intermediary.jar:?]
at net.minecraft.class_4093.method_18859(class_4093.java:23) [client-intermediary.jar:?]
at net.minecraft.class_1255.method_16075(class_1255.java:163) [client-intermediary.jar:?]
at net.minecraft.class_1255.method_5383(class_1255.java:140) [client-intermediary.jar:?]
at net.minecraft.class_310.method_1523(class_310.java:1085) [client-intermediary.jar:?]
at net.minecraft.class_310.method_1514(class_310.java:737) [client-intermediary.jar:?]
at net.minecraft.client.main.Main.main(Main.java:236) [client-intermediary.jar:?]
at net.fabricmc.loader.impl.game.minecraft.MinecraftGameProvider.launch(MinecraftGameProvider.java:460) [fabric-loader-0.14.6.jar:?]
at net.fabricmc.loader.impl.launch.knot.Knot.launch(Knot.java:74) [fabric-loader-0.14.6.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClient.main(KnotClient.java:23) [fabric-loader-0.14.6.jar:?]
...
Steps to Reproduce
- What do you do…
- …to find this bug?
Download Fabric 0.14.6
Add Fabric API 0.54.0
Add Optifabric 1.13.0
Add Optifine 1.18
(If you need to, add download cusfurage pack and do this as a modpack as that is how im doing it.)
Play the game
Create a world
Ether it kicks you saying you disconnected or it just frezzes at 100%
OptiFine Version
OptiFine_1.18.2_HD_U_H7.jar
Installation Method
Drop in onto mods folder as you cant install it using cursforge app
Fabric/Forge Version
fabric-loader-0.14.6-1.18.2
fabric-api-0.54.0+1.18.2
OptiFabric Version
optifabric-1.13.0
Other Installed Mods
modmenu-3.2.2
Log Files/Crash Reports
latest.txt
F3 Debug Screenshot
Non
Prior Testing
If you’ve installed using Forge/Fabric:
- Does this happen without other mods installed? YES
- Only OptiFine and Forge ???
- Only OptiFine, OptiFabric, and Fabric Yes
- Does this happen without any mods at all? No
- Only Forge/Fabric by itself. I Forgot, but i beleve yes
- Does this happen in OptiFine standalone? Dont Remember
- Does this happen in Vanilla without OptiFine? No
- Have you tried using a binary search to find which mods cause this issue? WAT
- To find conflicting mods, split your mods into 2 groups (not including OptiFine/OptiFabric, obviously). Remove one group, and test in-game. Keep the group that has the problem, and repeat until no more mods can be removed without the issue disappearing. Yes
- Does the issue still happen with only the remaining mods installed? No
- Forge/Fabric and remaining mods, without OptiFine No
Additional Information
Im using a custom curseforge mod pack i made, which has a small amount of mods currentlly. (Cursforage seys 8 but all but Mod Menu
is enabled and that APP dose not regester Optifine and OptiFabric as i added them externally.)
Ряд пользователей (да и разработчиков) программных продуктов на языке Java могут столкнуться с ошибкой java.lang.nullpointerexception (сокращённо NPE), при возникновении которой запущенная программа прекращает свою работу. Обычно это связано с некорректно написанным телом какой-либо программы на Java, требуя от разработчиков соответствующих действий для исправления проблемы. В этом материале я расскажу, что это за ошибка, какова её специфика, а также поясню, как исправить ошибку java.lang.nullpointerexception.
Содержание
- Что это за ошибка java.lang.nullpointerexception
- Как исправить ошибку java.lang.nullpointerexception
- Для пользователей
- Для разработчиков
- Заключение
Что это за ошибка java.lang.nullpointerexception
Появление данной ошибки знаменует собой ситуацию, при которой разработчик программы пытается вызвать метод по нулевой ссылке на объект. В тексте сообщения об ошибке система обычно указывает stack trace и номер строки, в которой возникла ошибка, по которым проблему будет легко отследить.
Что в отношении обычных пользователей, то появление ошибки java.lang.nullpointerexception у вас на ПК сигнализирует, что у вас что-то не так с функционалом пакетом Java на вашем компьютере, или что программа (или онлайн-приложение), работающие на Java, функционируют не совсем корректно. Если у вас возникает проблема, при которой Java апплет не загружен, рекомендую изучить материал по ссылке.
Как исправить ошибку java.lang.nullpointerexception
Как избавиться от ошибки java.lang.nullpointerexception? Способы борьбы с проблемой можно разделить на две основные группы – для пользователей и для разработчиков.
Для пользователей
Если вы встретились с данной ошибкой во время запуска (или работы) какой-либо программы (особенно это касается minecraft), то рекомендую выполнить следующее:
- Переустановите пакет Java на своём компьютере. Скачать пакет можно, к примеру, вот отсюда;
- Переустановите саму проблемную программу (или удалите проблемное обновление, если ошибка начала появляться после такового);
- Напишите письмо в техническую поддержку программы (или ресурса) с подробным описанием проблемы и ждите ответа, возможно, разработчики скоро пофиксят баг.
- Также, в случае проблем в работе игры Майнкрафт, некоторым пользователям помогло создание новой учётной записи с административными правами, и запуск игры от её имени.
Для разработчиков
Разработчикам стоит обратить внимание на следующее:
- Вызывайте методы equals(), а также equalsIgnoreCase() в известной строке литерала, и избегайте вызова данных методов у неизвестного объекта;
- Вместо toString() используйте valueOf() в ситуации, когда результат равнозначен;
- Применяйте null-безопасные библиотеки и методы;
- Старайтесь избегать возвращения null из метода, лучше возвращайте пустую коллекцию;
- Применяйте аннотации @Nullable и @NotNull;
- Не нужно лишней автоупаковки и автораспаковки в создаваемом вами коде, что приводит к созданию ненужных временных объектов;
- Регламентируйте границы на уровне СУБД;
- Правильно объявляйте соглашения о кодировании и выполняйте их.
Заключение
При устранении ошибки java.lang.nullpointerexception важно понимать, что данная проблема имеет программную основу, и мало коррелирует с ошибками ПК у обычного пользователя. В большинстве случаев необходимо непосредственное вмешательство разработчиков, способное исправить возникшую проблему и наладить работу программного продукта (или ресурса, на котором запущен сам продукт). В случае же, если ошибка возникла у обычного пользователя (довольно часто касается сбоев в работе игры Minecraft), рекомендуется установить свежий пакет Java на ПК, а также переустановить проблемную программу.
Опубликовано 21.02.2017 Обновлено 03.09.2022
Hi, I’ve had this error since some days ago, here’s the log: https://drive.google.com/file/d/1tPJv7pl9Eyuzp-BqwtOHmazmYZzIkZAc/view?usp=sharing (I omitted most of the [main/INFO]: [CHAT] logs)
I usually play in 2 servers, one of them is Herobrine.org and the second one is a friend’s which is a 1.16.1 paper-spigot server survival with some plugins…
on Herobrine I don’t get the error at all, but on the other one I get that error constantly, until MC crashes, idk if a mod is causing it or if it’s the latest fabric API causing it, so that’s why I’m posting it here, because the only thing mentioned on the error is «intermediary-fabric-loader-0.9.0+build.204-1.16.1.jar«… so yeah… the error keeps happening until eventually MC crashes, I believe that error is crashing it, because at some point the FPS dropped to almost 1 on some places in the world, maybe it’s filling the RAM, idk…
I uploaded on g-drive because it exceeds the hastebin’s limit…
I added some «##» comments to separate the moment that I enter both servers…
ED: Got rid of ‘hxck’ mod (was doing some testing), and still got errors: https://pastebin.com/RGmUYtdT
Question: What causes a NullPointerException
(NPE)?
As you should know, Java types are divided into primitive types (boolean
, int
, etc.) and reference types. Reference types in Java allow you to use the special value null
which is the Java way of saying «no object».
A NullPointerException
is thrown at runtime whenever your program attempts to use a null
as if it was a real reference. For example, if you write this:
public class Test {
public static void main(String[] args) {
String foo = null;
int length = foo.length(); // HERE
}
}
the statement labeled «HERE» is going to attempt to run the length()
method on a null
reference, and this will throw a NullPointerException
.
There are many ways that you could use a null
value that will result in a NullPointerException
. In fact, the only things that you can do with a null
without causing an NPE are:
- assign it to a reference variable or read it from a reference variable,
- assign it to an array element or read it from an array element (provided that array reference itself is non-null!),
- pass it as a parameter or return it as a result, or
- test it using the
==
or!=
operators, orinstanceof
.
Question: How do I read the NPE stacktrace?
Suppose that I compile and run the program above:
$ javac Test.java
$ java Test
Exception in thread "main" java.lang.NullPointerException
at Test.main(Test.java:4)
$
First observation: the compilation succeeds! The problem in the program is NOT a compilation error. It is a runtime error. (Some IDEs may warn your program will always throw an exception … but the standard javac
compiler doesn’t.)
Second observation: when I run the program, it outputs two lines of «gobbledy-gook». WRONG!! That’s not gobbledy-gook. It is a stacktrace … and it provides vital information that will help you track down the error in your code if you take the time to read it carefully.
So let’s look at what it says:
Exception in thread "main" java.lang.NullPointerException
The first line of the stack trace tells you a number of things:
- It tells you the name of the Java thread in which the exception was thrown. For a simple program with one thread (like this one), it will be «main». Let’s move on …
- It tells you the full name of the exception that was thrown; i.e.
java.lang.NullPointerException
. - If the exception has an associated error message, that will be output after the exception name.
NullPointerException
is unusual in this respect, because it rarely has an error message.
The second line is the most important one in diagnosing an NPE.
at Test.main(Test.java:4)
This tells us a number of things:
- «at Test.main» says that we were in the
main
method of theTest
class. - «Test.java:4» gives the source filename of the class, AND it tells us that the statement where this occurred is in line 4 of the file.
If you count the lines in the file above, line 4 is the one that I labeled with the «HERE» comment.
Note that in a more complicated example, there will be lots of lines in the NPE stack trace. But you can be sure that the second line (the first «at» line) will tell you where the NPE was thrown1.
In short, the stack trace will tell us unambiguously which statement of the program has thrown the NPE.
See also: What is a stack trace, and how can I use it to debug my application errors?
1 — Not quite true. There are things called nested exceptions…
Question: How do I track down the cause of the NPE exception in my code?
This is the hard part. The short answer is to apply logical inference to the evidence provided by the stack trace, the source code, and the relevant API documentation.
Let’s illustrate with the simple example (above) first. We start by looking at the line that the stack trace has told us is where the NPE happened:
int length = foo.length(); // HERE
How can that throw an NPE?
In fact, there is only one way: it can only happen if foo
has the value null
. We then try to run the length()
method on null
and… BANG!
But (I hear you say) what if the NPE was thrown inside the length()
method call?
Well, if that happened, the stack trace would look different. The first «at» line would say that the exception was thrown in some line in the java.lang.String
class and line 4 of Test.java
would be the second «at» line.
So where did that null
come from? In this case, it is obvious, and it is obvious what we need to do to fix it. (Assign a non-null value to foo
.)
OK, so let’s try a slightly more tricky example. This will require some logical deduction.
public class Test {
private static String[] foo = new String[2];
private static int test(String[] bar, int pos) {
return bar[pos].length();
}
public static void main(String[] args) {
int length = test(foo, 1);
}
}
$ javac Test.java
$ java Test
Exception in thread "main" java.lang.NullPointerException
at Test.test(Test.java:6)
at Test.main(Test.java:10)
$
So now we have two «at» lines. The first one is for this line:
return args[pos].length();
and the second one is for this line:
int length = test(foo, 1);
Looking at the first line, how could that throw an NPE? There are two ways:
- If the value of
bar
isnull
thenbar[pos]
will throw an NPE. - If the value of
bar[pos]
isnull
then callinglength()
on it will throw an NPE.
Next, we need to figure out which of those scenarios explains what is actually happening. We will start by exploring the first one:
Where does bar
come from? It is a parameter to the test
method call, and if we look at how test
was called, we can see that it comes from the foo
static variable. In addition, we can see clearly that we initialized foo
to a non-null value. That is sufficient to tentatively dismiss this explanation. (In theory, something else could change foo
to null
… but that is not happening here.)
So what about our second scenario? Well, we can see that pos
is 1
, so that means that foo[1]
must be null
. Is this possible?
Indeed it is! And that is the problem. When we initialize like this:
private static String[] foo = new String[2];
we allocate a String[]
with two elements that are initialized to null
. After that, we have not changed the contents of foo
… so foo[1]
will still be null
.
What about on Android?
On Android, tracking down the immediate cause of an NPE is a bit simpler. The exception message will typically tell you the (compile time) type of the null reference you are using and the method you were attempting to call when the NPE was thrown. This simplifies the process of pinpointing the immediate cause.
But on the flipside, Android has some common platform-specific causes for NPEs. A very common is when getViewById
unexpectedly returns a null
. My advice would be to search for Q&As about the cause of the unexpected null
return value.
By
Zuzuthekuzu · Posted 3 hours ago
error code 4294967295
—- Minecraft Crash Report —-
// Why did you do that?
Time: 2/9/23, 12:52 PM
Description: Container click
java.lang.NullPointerException: Registry Object not present: aquaculture:wooden_fillet_knife
at java.util.Objects.requireNonNull(Unknown Source) ~[?:?] {re:mixin}
at net.minecraftforge.registries.RegistryObject.get(RegistryObject.java:320) ~[forge-1.18.2-40.2.1-universal.jar%23174!/:?] {re:mixin,xf:fml:forge:registry_object_binary_compat,re:classloading,xf:fml:forge:registry_object_binary_compat}
at com.teammetallurgy.aquaculture.misc.FurnaceFuel.fuel(FurnaceFuel.java:16) ~[Aquaculture-1.18.2-2.3.10.jar%2359!/:1.18.2-2.3.10] {re:classloading}
at net.minecraftforge.eventbus.ASMEventHandler_758_FurnaceFuel_fuel_FurnaceFuelBurnTimeEvent.invoke(.dynamic) ~[?:?] {}
at net.minecraftforge.eventbus.ASMEventHandler.invoke(ASMEventHandler.java:85) ~[eventbus-5.0.3.jar%232!/:?] {}
at net.minecraftforge.eventbus.EventBus.post(EventBus.java:302) ~[eventbus-5.0.3.jar%232!/:?] {}
at net.minecraftforge.eventbus.EventBus.post(EventBus.java:283) ~[eventbus-5.0.3.jar%232!/:?] {}
at net.minecraftforge.event.ForgeEventFactory.getItemBurnTime(ForgeEventFactory.java:230) ~[forge-1.18.2-40.2.1-universal.jar%23174!/:?] {re:mixin,re:classloading}
at net.minecraftforge.common.ForgeHooks.getBurnTime(ForgeHooks.java:1259) ~[forge-1.18.2-40.2.1-universal.jar%23174!/:?] {re:classloading}
at net.minecraft.world.inventory.AbstractFurnaceMenu.m_38988_(AbstractFurnaceMenu.java:150) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:classloading}
at net.minecraft.world.inventory.AbstractFurnaceMenu.m_7648_(AbstractFurnaceMenu.java:114) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:classloading}
at net.minecraft.world.inventory.AbstractContainerMenu.m_150430_(AbstractContainerMenu.java:395) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,pl:mixin:APP:placebo.mixins.json:AbstractContainerMenuInvoker,pl:mixin:A}
at net.minecraft.world.inventory.AbstractContainerMenu.m_150399_(AbstractContainerMenu.java:295) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,pl:mixin:APP:placebo.mixins.json:AbstractContainerMenuInvoker,pl:mixin:A}
at net.minecraft.client.multiplayer.MultiPlayerGameMode.m_171799_(MultiPlayerGameMode.java:392) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A}
at net.minecraft.client.gui.screens.inventory.AbstractContainerScreen.m_6597_(AbstractContainerScreen.java:550) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:balm.mixins.json:AbstractContainerScreenAccessor,pl:mixin:APP:botania_xplat.mixins.json:client.AccessorAbstractContainerScreen,pl:mixin:APP:mousetweaks.mixins.json:AbstractContainerScreenAccessor,pl:mixin:APP:quark.mixins.json:client.ContainerScreenMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.gui.screens.inventory.AbstractFurnaceScreen.m_6597_(AbstractFurnaceScreen.java:105) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:classloading}
at net.minecraft.client.gui.screens.inventory.AbstractContainerScreen.m_6375_(AbstractContainerScreen.java:347) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:balm.mixins.json:AbstractContainerScreenAccessor,pl:mixin:APP:botania_xplat.mixins.json:client.AccessorAbstractContainerScreen,pl:mixin:APP:mousetweaks.mixins.json:AbstractContainerScreenAccessor,pl:mixin:APP:quark.mixins.json:client.ContainerScreenMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.gui.screens.inventory.AbstractFurnaceScreen.m_6375_(AbstractFurnaceScreen.java:100) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:classloading}
at net.minecraft.client.MouseHandler.m_168084_(MouseHandler.java:88) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:balm.mixins.json:MouseHandlerAccessor,pl:mixin:APP:supplementaries.mixins.json:MouseHandlerMixin,pl:mixin:APP:konkrete.mixin.json:client.MixinMouseHandler,pl:mixin:APP:rubidium_extras.mixins.json:Zoom.MouseMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.gui.screens.Screen.m_96579_(Screen.java:528) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:computing_frames,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:controlling.mixins.json:AccessScreen,pl:mixin:APP:balm.mixins.json:ScreenAccessor,pl:mixin:APP:konkrete.mixin.json:client.MixinScreen,pl:mixin:APP:patchouli_xplat.mixins.json:client.AccessorScreen,pl:mixin:APP:iceberg.mixins.json:ScreenMixin,pl:mixin:APP:quark.mixins.json:client.ScreenMixin,pl:mixin:APP:byg.mixins.json:access.client.ScreenAccess,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.MouseHandler.m_91530_(MouseHandler.java:85) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:balm.mixins.json:MouseHandlerAccessor,pl:mixin:APP:supplementaries.mixins.json:MouseHandlerMixin,pl:mixin:APP:konkrete.mixin.json:client.MixinMouseHandler,pl:mixin:APP:rubidium_extras.mixins.json:Zoom.MouseMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.MouseHandler.m_168091_(MouseHandler.java:185) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:balm.mixins.json:MouseHandlerAccessor,pl:mixin:APP:supplementaries.mixins.json:MouseHandlerMixin,pl:mixin:APP:konkrete.mixin.json:client.MixinMouseHandler,pl:mixin:APP:rubidium_extras.mixins.json:Zoom.MouseMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.util.thread.BlockableEventLoop.execute(BlockableEventLoop.java:103) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,re:computing_frames,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B}
at net.minecraft.client.MouseHandler.m_91565_(MouseHandler.java:184) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:balm.mixins.json:MouseHandlerAccessor,pl:mixin:APP:supplementaries.mixins.json:MouseHandlerMixin,pl:mixin:APP:konkrete.mixin.json:client.MixinMouseHandler,pl:mixin:APP:rubidium_extras.mixins.json:Zoom.MouseMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at org.lwjgl.glfw.GLFWMouseButtonCallbackI.callback(GLFWMouseButtonCallbackI.java:36) ~[lwjgl-glfw-3.2.2.jar%2348!/:build 10] {}
at org.lwjgl.system.JNI.invokeV(Native Method) ~[lwjgl-3.2.2.jar%2344!/:build 10] {}
at org.lwjgl.glfw.GLFW.glfwPollEvents(GLFW.java:3101) ~[lwjgl-glfw-3.2.2.jar%2348!/:build 10] {re:mixin}
at com.mojang.blaze3d.systems.RenderSystem.m_69495_(RenderSystem.java:197) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,pl:mixin:APP:flywheel.mixins.json:RenderTexturesMixin,pl:mixin:A}
at com.mojang.blaze3d.platform.Window.m_85435_(Window.java:333) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:runtimedistcleaner:A,re:classloading,pl:mixin:APP:rubidium_extras.mixins.json:BorderlessFullscreen.MainWindowAccessor,pl:mixin:APP:rubidium_extras.mixins.json:BorderlessFullscreen.WindowMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.Minecraft.m_91383_(Minecraft.java:1068) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:dynamiclightsreforged.mixins.json:MinecraftClientMixin,pl:mixin:APP:rubidium.mixins.json:core.MixinMinecraftClient,pl:mixin:APP:bookshelf.common.mixins.json:client.AccessorMinecraft,pl:mixin:APP:balm.mixins.json:MinecraftMixin,pl:mixin:APP:konkrete.mixin.json:client.MixinMinecraft,pl:mixin:APP:botania_xplat.mixins.json:client.AccessorMinecraft,pl:mixin:APP:architectury.mixins.json:MixinMinecraft,pl:mixin:APP:rubidium_extras.mixins.json:FrameCounter.FpsAccessorMixin,pl:mixin:APP:flywheel.mixins.json:PausedPartialTickAccessor,pl:mixin:APP:iceberg.mixins.json:MinecraftMixin,pl:mixin:APP:byg_forge.mixins.json:client.MixinMinecraft,pl:mixin:APP:create.mixins.json:WindowResizeMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.Minecraft.m_91374_(Minecraft.java:665) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:dynamiclightsreforged.mixins.json:MinecraftClientMixin,pl:mixin:APP:rubidium.mixins.json:core.MixinMinecraftClient,pl:mixin:APP:bookshelf.common.mixins.json:client.AccessorMinecraft,pl:mixin:APP:balm.mixins.json:MinecraftMixin,pl:mixin:APP:konkrete.mixin.json:client.MixinMinecraft,pl:mixin:APP:botania_xplat.mixins.json:client.AccessorMinecraft,pl:mixin:APP:architectury.mixins.json:MixinMinecraft,pl:mixin:APP:rubidium_extras.mixins.json:FrameCounter.FpsAccessorMixin,pl:mixin:APP:flywheel.mixins.json:PausedPartialTickAccessor,pl:mixin:APP:iceberg.mixins.json:MinecraftMixin,pl:mixin:APP:byg_forge.mixins.json:client.MixinMinecraft,pl:mixin:APP:create.mixins.json:WindowResizeMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.main.Main.main(Main.java:205) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:classloading,re:mixin,pl:runtimedistcleaner:A,pl:mixin:A,pl:runtimedistcleaner:A}
at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:?] {}
at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:?] {}
at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:?] {}
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:?] {}
at net.minecraftforge.fml.loading.targets.CommonClientLaunchHandler.lambda$launchService$0(CommonClientLaunchHandler.java:31) ~[fmlloader-1.18.2-40.2.1.jar%2317!/:?] {}
at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:53) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:71) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.Launcher.run(Launcher.java:106) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.Launcher.main(Launcher.java:77) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:26) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:23) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.bootstraplauncher.BootstrapLauncher.main(BootstrapLauncher.java:149) [bootstraplauncher-1.0.0.jar:?] {}
A detailed walkthrough of the error, its code path and all known details is as follows:
—————————————————————————————
— Head —
Thread: Render thread
Stacktrace:
at java.util.Objects.requireNonNull(Unknown Source) ~[?:?] {re:mixin}
at net.minecraftforge.registries.RegistryObject.get(RegistryObject.java:320) ~[forge-1.18.2-40.2.1-universal.jar%23174!/:?] {re:mixin,xf:fml:forge:registry_object_binary_compat,re:classloading,xf:fml:forge:registry_object_binary_compat}
at com.teammetallurgy.aquaculture.misc.FurnaceFuel.fuel(FurnaceFuel.java:16) ~[Aquaculture-1.18.2-2.3.10.jar%2359!/:1.18.2-2.3.10] {re:classloading}
at net.minecraftforge.eventbus.ASMEventHandler_758_FurnaceFuel_fuel_FurnaceFuelBurnTimeEvent.invoke(.dynamic) ~[?:?] {}
at net.minecraftforge.eventbus.ASMEventHandler.invoke(ASMEventHandler.java:85) ~[eventbus-5.0.3.jar%232!/:?] {}
at net.minecraftforge.eventbus.EventBus.post(EventBus.java:302) ~[eventbus-5.0.3.jar%232!/:?] {}
at net.minecraftforge.eventbus.EventBus.post(EventBus.java:283) ~[eventbus-5.0.3.jar%232!/:?] {}
at net.minecraftforge.event.ForgeEventFactory.getItemBurnTime(ForgeEventFactory.java:230) ~[forge-1.18.2-40.2.1-universal.jar%23174!/:?] {re:mixin,re:classloading}
at net.minecraftforge.common.ForgeHooks.getBurnTime(ForgeHooks.java:1259) ~[forge-1.18.2-40.2.1-universal.jar%23174!/:?] {re:classloading}
at net.minecraft.world.inventory.AbstractFurnaceMenu.m_38988_(AbstractFurnaceMenu.java:150) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:classloading}
at net.minecraft.world.inventory.AbstractFurnaceMenu.m_7648_(AbstractFurnaceMenu.java:114) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:classloading}
at net.minecraft.world.inventory.AbstractContainerMenu.m_150430_(AbstractContainerMenu.java:395) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,pl:mixin:APP:placebo.mixins.json:AbstractContainerMenuInvoker,pl:mixin:A}
at net.minecraft.world.inventory.AbstractContainerMenu.m_150399_(AbstractContainerMenu.java:295) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,pl:mixin:APP:placebo.mixins.json:AbstractContainerMenuInvoker,pl:mixin:A}
at net.minecraft.client.multiplayer.MultiPlayerGameMode.m_171799_(MultiPlayerGameMode.java:392) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A}
at net.minecraft.client.gui.screens.inventory.AbstractContainerScreen.m_6597_(AbstractContainerScreen.java:550) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:balm.mixins.json:AbstractContainerScreenAccessor,pl:mixin:APP:botania_xplat.mixins.json:client.AccessorAbstractContainerScreen,pl:mixin:APP:mousetweaks.mixins.json:AbstractContainerScreenAccessor,pl:mixin:APP:quark.mixins.json:client.ContainerScreenMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.gui.screens.inventory.AbstractFurnaceScreen.m_6597_(AbstractFurnaceScreen.java:105) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:classloading}
at net.minecraft.client.gui.screens.inventory.AbstractContainerScreen.m_6375_(AbstractContainerScreen.java:347) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:balm.mixins.json:AbstractContainerScreenAccessor,pl:mixin:APP:botania_xplat.mixins.json:client.AccessorAbstractContainerScreen,pl:mixin:APP:mousetweaks.mixins.json:AbstractContainerScreenAccessor,pl:mixin:APP:quark.mixins.json:client.ContainerScreenMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.gui.screens.inventory.AbstractFurnaceScreen.m_6375_(AbstractFurnaceScreen.java:100) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:classloading}
at net.minecraft.client.MouseHandler.m_168084_(MouseHandler.java:88) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:balm.mixins.json:MouseHandlerAccessor,pl:mixin:APP:supplementaries.mixins.json:MouseHandlerMixin,pl:mixin:APP:konkrete.mixin.json:client.MixinMouseHandler,pl:mixin:APP:rubidium_extras.mixins.json:Zoom.MouseMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.gui.screens.Screen.m_96579_(Screen.java:528) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:computing_frames,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:controlling.mixins.json:AccessScreen,pl:mixin:APP:balm.mixins.json:ScreenAccessor,pl:mixin:APP:konkrete.mixin.json:client.MixinScreen,pl:mixin:APP:patchouli_xplat.mixins.json:client.AccessorScreen,pl:mixin:APP:iceberg.mixins.json:ScreenMixin,pl:mixin:APP:quark.mixins.json:client.ScreenMixin,pl:mixin:APP:byg.mixins.json:access.client.ScreenAccess,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.MouseHandler.m_91530_(MouseHandler.java:85) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:balm.mixins.json:MouseHandlerAccessor,pl:mixin:APP:supplementaries.mixins.json:MouseHandlerMixin,pl:mixin:APP:konkrete.mixin.json:client.MixinMouseHandler,pl:mixin:APP:rubidium_extras.mixins.json:Zoom.MouseMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.MouseHandler.m_168091_(MouseHandler.java:185) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:balm.mixins.json:MouseHandlerAccessor,pl:mixin:APP:supplementaries.mixins.json:MouseHandlerMixin,pl:mixin:APP:konkrete.mixin.json:client.MixinMouseHandler,pl:mixin:APP:rubidium_extras.mixins.json:Zoom.MouseMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.util.thread.BlockableEventLoop.execute(BlockableEventLoop.java:103) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,re:computing_frames,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B}
at net.minecraft.client.MouseHandler.m_91565_(MouseHandler.java:184) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:balm.mixins.json:MouseHandlerAccessor,pl:mixin:APP:supplementaries.mixins.json:MouseHandlerMixin,pl:mixin:APP:konkrete.mixin.json:client.MixinMouseHandler,pl:mixin:APP:rubidium_extras.mixins.json:Zoom.MouseMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at org.lwjgl.glfw.GLFWMouseButtonCallbackI.callback(GLFWMouseButtonCallbackI.java:36) ~[lwjgl-glfw-3.2.2.jar%2348!/:build 10] {}
at org.lwjgl.system.JNI.invokeV(Native Method) ~[lwjgl-3.2.2.jar%2344!/:build 10] {}
at org.lwjgl.glfw.GLFW.glfwPollEvents(GLFW.java:3101) ~[lwjgl-glfw-3.2.2.jar%2348!/:build 10] {re:mixin}
at com.mojang.blaze3d.systems.RenderSystem.m_69495_(RenderSystem.java:197) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,pl:mixin:APP:flywheel.mixins.json:RenderTexturesMixin,pl:mixin:A}
— Click info —
Details:
Menu Type: minecraft:furnace
Menu Class: net.minecraft.world.inventory.FurnaceMenu
Slot Count: 39
Slot: 36
Button: 0
Type: QUICK_MOVE
Stacktrace:
at net.minecraft.world.inventory.AbstractContainerMenu.m_150399_(AbstractContainerMenu.java:295) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,pl:mixin:APP:placebo.mixins.json:AbstractContainerMenuInvoker,pl:mixin:A}
at net.minecraft.client.multiplayer.MultiPlayerGameMode.m_171799_(MultiPlayerGameMode.java:392) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A}
at net.minecraft.client.gui.screens.inventory.AbstractContainerScreen.m_6597_(AbstractContainerScreen.java:550) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:balm.mixins.json:AbstractContainerScreenAccessor,pl:mixin:APP:botania_xplat.mixins.json:client.AccessorAbstractContainerScreen,pl:mixin:APP:mousetweaks.mixins.json:AbstractContainerScreenAccessor,pl:mixin:APP:quark.mixins.json:client.ContainerScreenMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.gui.screens.inventory.AbstractFurnaceScreen.m_6597_(AbstractFurnaceScreen.java:105) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:classloading}
at net.minecraft.client.gui.screens.inventory.AbstractContainerScreen.m_6375_(AbstractContainerScreen.java:347) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:balm.mixins.json:AbstractContainerScreenAccessor,pl:mixin:APP:botania_xplat.mixins.json:client.AccessorAbstractContainerScreen,pl:mixin:APP:mousetweaks.mixins.json:AbstractContainerScreenAccessor,pl:mixin:APP:quark.mixins.json:client.ContainerScreenMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.gui.screens.inventory.AbstractFurnaceScreen.m_6375_(AbstractFurnaceScreen.java:100) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:classloading}
at net.minecraft.client.MouseHandler.m_168084_(MouseHandler.java:88) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:balm.mixins.json:MouseHandlerAccessor,pl:mixin:APP:supplementaries.mixins.json:MouseHandlerMixin,pl:mixin:APP:konkrete.mixin.json:client.MixinMouseHandler,pl:mixin:APP:rubidium_extras.mixins.json:Zoom.MouseMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.gui.screens.Screen.m_96579_(Screen.java:528) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:computing_frames,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:controlling.mixins.json:AccessScreen,pl:mixin:APP:balm.mixins.json:ScreenAccessor,pl:mixin:APP:konkrete.mixin.json:client.MixinScreen,pl:mixin:APP:patchouli_xplat.mixins.json:client.AccessorScreen,pl:mixin:APP:iceberg.mixins.json:ScreenMixin,pl:mixin:APP:quark.mixins.json:client.ScreenMixin,pl:mixin:APP:byg.mixins.json:access.client.ScreenAccess,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.MouseHandler.m_91530_(MouseHandler.java:85) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:balm.mixins.json:MouseHandlerAccessor,pl:mixin:APP:supplementaries.mixins.json:MouseHandlerMixin,pl:mixin:APP:konkrete.mixin.json:client.MixinMouseHandler,pl:mixin:APP:rubidium_extras.mixins.json:Zoom.MouseMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.MouseHandler.m_168091_(MouseHandler.java:185) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:balm.mixins.json:MouseHandlerAccessor,pl:mixin:APP:supplementaries.mixins.json:MouseHandlerMixin,pl:mixin:APP:konkrete.mixin.json:client.MixinMouseHandler,pl:mixin:APP:rubidium_extras.mixins.json:Zoom.MouseMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.util.thread.BlockableEventLoop.execute(BlockableEventLoop.java:103) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,re:computing_frames,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B}
at net.minecraft.client.MouseHandler.m_91565_(MouseHandler.java:184) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:balm.mixins.json:MouseHandlerAccessor,pl:mixin:APP:supplementaries.mixins.json:MouseHandlerMixin,pl:mixin:APP:konkrete.mixin.json:client.MixinMouseHandler,pl:mixin:APP:rubidium_extras.mixins.json:Zoom.MouseMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at org.lwjgl.glfw.GLFWMouseButtonCallbackI.callback(GLFWMouseButtonCallbackI.java:36) ~[lwjgl-glfw-3.2.2.jar%2348!/:build 10] {}
at org.lwjgl.system.JNI.invokeV(Native Method) ~[lwjgl-3.2.2.jar%2344!/:build 10] {}
at org.lwjgl.glfw.GLFW.glfwPollEvents(GLFW.java:3101) ~[lwjgl-glfw-3.2.2.jar%2348!/:build 10] {re:mixin}
at com.mojang.blaze3d.systems.RenderSystem.m_69495_(RenderSystem.java:197) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,pl:mixin:APP:flywheel.mixins.json:RenderTexturesMixin,pl:mixin:A}
at com.mojang.blaze3d.platform.Window.m_85435_(Window.java:333) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:runtimedistcleaner:A,re:classloading,pl:mixin:APP:rubidium_extras.mixins.json:BorderlessFullscreen.MainWindowAccessor,pl:mixin:APP:rubidium_extras.mixins.json:BorderlessFullscreen.WindowMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.Minecraft.m_91383_(Minecraft.java:1068) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:dynamiclightsreforged.mixins.json:MinecraftClientMixin,pl:mixin:APP:rubidium.mixins.json:core.MixinMinecraftClient,pl:mixin:APP:bookshelf.common.mixins.json:client.AccessorMinecraft,pl:mixin:APP:balm.mixins.json:MinecraftMixin,pl:mixin:APP:konkrete.mixin.json:client.MixinMinecraft,pl:mixin:APP:botania_xplat.mixins.json:client.AccessorMinecraft,pl:mixin:APP:architectury.mixins.json:MixinMinecraft,pl:mixin:APP:rubidium_extras.mixins.json:FrameCounter.FpsAccessorMixin,pl:mixin:APP:flywheel.mixins.json:PausedPartialTickAccessor,pl:mixin:APP:iceberg.mixins.json:MinecraftMixin,pl:mixin:APP:byg_forge.mixins.json:client.MixinMinecraft,pl:mixin:APP:create.mixins.json:WindowResizeMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.Minecraft.m_91374_(Minecraft.java:665) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:dynamiclightsreforged.mixins.json:MinecraftClientMixin,pl:mixin:APP:rubidium.mixins.json:core.MixinMinecraftClient,pl:mixin:APP:bookshelf.common.mixins.json:client.AccessorMinecraft,pl:mixin:APP:balm.mixins.json:MinecraftMixin,pl:mixin:APP:konkrete.mixin.json:client.MixinMinecraft,pl:mixin:APP:botania_xplat.mixins.json:client.AccessorMinecraft,pl:mixin:APP:architectury.mixins.json:MixinMinecraft,pl:mixin:APP:rubidium_extras.mixins.json:FrameCounter.FpsAccessorMixin,pl:mixin:APP:flywheel.mixins.json:PausedPartialTickAccessor,pl:mixin:APP:iceberg.mixins.json:MinecraftMixin,pl:mixin:APP:byg_forge.mixins.json:client.MixinMinecraft,pl:mixin:APP:create.mixins.json:WindowResizeMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.main.Main.main(Main.java:205) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:classloading,re:mixin,pl:runtimedistcleaner:A,pl:mixin:A,pl:runtimedistcleaner:A}
at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:?] {}
at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:?] {}
at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:?] {}
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:?] {}
at net.minecraftforge.fml.loading.targets.CommonClientLaunchHandler.lambda$launchService$0(CommonClientLaunchHandler.java:31) ~[fmlloader-1.18.2-40.2.1.jar%2317!/:?] {}
at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:53) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:71) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.Launcher.run(Launcher.java:106) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.Launcher.main(Launcher.java:77) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:26) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:23) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.bootstraplauncher.BootstrapLauncher.main(BootstrapLauncher.java:149) [bootstraplauncher-1.0.0.jar:?] {}
— Affected screen —
Details:
Screen name: net.minecraft.client.gui.screens.inventory.FurnaceScreen
Stacktrace:
at net.minecraft.client.gui.screens.Screen.m_96579_(Screen.java:528) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:computing_frames,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:controlling.mixins.json:AccessScreen,pl:mixin:APP:balm.mixins.json:ScreenAccessor,pl:mixin:APP:konkrete.mixin.json:client.MixinScreen,pl:mixin:APP:patchouli_xplat.mixins.json:client.AccessorScreen,pl:mixin:APP:iceberg.mixins.json:ScreenMixin,pl:mixin:APP:quark.mixins.json:client.ScreenMixin,pl:mixin:APP:byg.mixins.json:access.client.ScreenAccess,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.MouseHandler.m_91530_(MouseHandler.java:85) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:balm.mixins.json:MouseHandlerAccessor,pl:mixin:APP:supplementaries.mixins.json:MouseHandlerMixin,pl:mixin:APP:konkrete.mixin.json:client.MixinMouseHandler,pl:mixin:APP:rubidium_extras.mixins.json:Zoom.MouseMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.MouseHandler.m_168091_(MouseHandler.java:185) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:balm.mixins.json:MouseHandlerAccessor,pl:mixin:APP:supplementaries.mixins.json:MouseHandlerMixin,pl:mixin:APP:konkrete.mixin.json:client.MixinMouseHandler,pl:mixin:APP:rubidium_extras.mixins.json:Zoom.MouseMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.util.thread.BlockableEventLoop.execute(BlockableEventLoop.java:103) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,re:computing_frames,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B}
at net.minecraft.client.MouseHandler.m_91565_(MouseHandler.java:184) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:balm.mixins.json:MouseHandlerAccessor,pl:mixin:APP:supplementaries.mixins.json:MouseHandlerMixin,pl:mixin:APP:konkrete.mixin.json:client.MixinMouseHandler,pl:mixin:APP:rubidium_extras.mixins.json:Zoom.MouseMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at org.lwjgl.glfw.GLFWMouseButtonCallbackI.callback(GLFWMouseButtonCallbackI.java:36) ~[lwjgl-glfw-3.2.2.jar%2348!/:build 10] {}
at org.lwjgl.system.JNI.invokeV(Native Method) ~[lwjgl-3.2.2.jar%2344!/:build 10] {}
at org.lwjgl.glfw.GLFW.glfwPollEvents(GLFW.java:3101) ~[lwjgl-glfw-3.2.2.jar%2348!/:build 10] {re:mixin}
at com.mojang.blaze3d.systems.RenderSystem.m_69495_(RenderSystem.java:197) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,pl:mixin:APP:flywheel.mixins.json:RenderTexturesMixin,pl:mixin:A}
at com.mojang.blaze3d.platform.Window.m_85435_(Window.java:333) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:runtimedistcleaner:A,re:classloading,pl:mixin:APP:rubidium_extras.mixins.json:BorderlessFullscreen.MainWindowAccessor,pl:mixin:APP:rubidium_extras.mixins.json:BorderlessFullscreen.WindowMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.Minecraft.m_91383_(Minecraft.java:1068) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:dynamiclightsreforged.mixins.json:MinecraftClientMixin,pl:mixin:APP:rubidium.mixins.json:core.MixinMinecraftClient,pl:mixin:APP:bookshelf.common.mixins.json:client.AccessorMinecraft,pl:mixin:APP:balm.mixins.json:MinecraftMixin,pl:mixin:APP:konkrete.mixin.json:client.MixinMinecraft,pl:mixin:APP:botania_xplat.mixins.json:client.AccessorMinecraft,pl:mixin:APP:architectury.mixins.json:MixinMinecraft,pl:mixin:APP:rubidium_extras.mixins.json:FrameCounter.FpsAccessorMixin,pl:mixin:APP:flywheel.mixins.json:PausedPartialTickAccessor,pl:mixin:APP:iceberg.mixins.json:MinecraftMixin,pl:mixin:APP:byg_forge.mixins.json:client.MixinMinecraft,pl:mixin:APP:create.mixins.json:WindowResizeMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.Minecraft.m_91374_(Minecraft.java:665) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:dynamiclightsreforged.mixins.json:MinecraftClientMixin,pl:mixin:APP:rubidium.mixins.json:core.MixinMinecraftClient,pl:mixin:APP:bookshelf.common.mixins.json:client.AccessorMinecraft,pl:mixin:APP:balm.mixins.json:MinecraftMixin,pl:mixin:APP:konkrete.mixin.json:client.MixinMinecraft,pl:mixin:APP:botania_xplat.mixins.json:client.AccessorMinecraft,pl:mixin:APP:architectury.mixins.json:MixinMinecraft,pl:mixin:APP:rubidium_extras.mixins.json:FrameCounter.FpsAccessorMixin,pl:mixin:APP:flywheel.mixins.json:PausedPartialTickAccessor,pl:mixin:APP:iceberg.mixins.json:MinecraftMixin,pl:mixin:APP:byg_forge.mixins.json:client.MixinMinecraft,pl:mixin:APP:create.mixins.json:WindowResizeMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.main.Main.main(Main.java:205) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:classloading,re:mixin,pl:runtimedistcleaner:A,pl:mixin:A,pl:runtimedistcleaner:A}
at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:?] {}
at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:?] {}
at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:?] {}
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:?] {}
at net.minecraftforge.fml.loading.targets.CommonClientLaunchHandler.lambda$launchService$0(CommonClientLaunchHandler.java:31) ~[fmlloader-1.18.2-40.2.1.jar%2317!/:?] {}
at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:53) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:71) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.Launcher.run(Launcher.java:106) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.Launcher.main(Launcher.java:77) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:26) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:23) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.bootstraplauncher.BootstrapLauncher.main(BootstrapLauncher.java:149) [bootstraplauncher-1.0.0.jar:?] {}
— Affected level —
Details:
All players: 1 total; [LocalPlayer[‘LeKutay’/3073, l=’ClientLevel’, x=-904.73, y=65.00, z=2225.41]]
Chunk stats: 1024, 157
Level dimension: minecraft:overworld
Level spawn location: World: (0,68,0), Section: (at 0,4,0 in 0,4,0; chunk contains blocks 0,-64,0 to 15,319,15), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,-64,0 to 511,319,511)
Level time: 264985 game time, 302468 day time
Server brand: forge
Server type: Non-integrated multiplayer server
Stacktrace:
at net.minecraft.client.multiplayer.ClientLevel.m_6026_(ClientLevel.java:407) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:runtimedistcleaner:A,re:classloading,pl:mixin:APP:dynamiclightsreforged.mixins.json:ClientWorldMixin,pl:mixin:APP:rubidium.mixins.json:features.chunk_rendering.MixinClientWorld,pl:mixin:APP:rubidium.mixins.json:features.fast_biome_colors.MixinClientWorld,pl:mixin:APP:architectury.mixins.json:MixinClientLevel,pl:mixin:APP:flywheel.mixins.json:ClientLevelMixin,pl:mixin:APP:byg.mixins.json:access.client.ClientLevelAccess,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.Minecraft.m_91354_(Minecraft.java:2264) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:dynamiclightsreforged.mixins.json:MinecraftClientMixin,pl:mixin:APP:rubidium.mixins.json:core.MixinMinecraftClient,pl:mixin:APP:bookshelf.common.mixins.json:client.AccessorMinecraft,pl:mixin:APP:balm.mixins.json:MinecraftMixin,pl:mixin:APP:konkrete.mixin.json:client.MixinMinecraft,pl:mixin:APP:botania_xplat.mixins.json:client.AccessorMinecraft,pl:mixin:APP:architectury.mixins.json:MixinMinecraft,pl:mixin:APP:rubidium_extras.mixins.json:FrameCounter.FpsAccessorMixin,pl:mixin:APP:flywheel.mixins.json:PausedPartialTickAccessor,pl:mixin:APP:iceberg.mixins.json:MinecraftMixin,pl:mixin:APP:byg_forge.mixins.json:client.MixinMinecraft,pl:mixin:APP:create.mixins.json:WindowResizeMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.Minecraft.m_91374_(Minecraft.java:682) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:dynamiclightsreforged.mixins.json:MinecraftClientMixin,pl:mixin:APP:rubidium.mixins.json:core.MixinMinecraftClient,pl:mixin:APP:bookshelf.common.mixins.json:client.AccessorMinecraft,pl:mixin:APP:balm.mixins.json:MinecraftMixin,pl:mixin:APP:konkrete.mixin.json:client.MixinMinecraft,pl:mixin:APP:botania_xplat.mixins.json:client.AccessorMinecraft,pl:mixin:APP:architectury.mixins.json:MixinMinecraft,pl:mixin:APP:rubidium_extras.mixins.json:FrameCounter.FpsAccessorMixin,pl:mixin:APP:flywheel.mixins.json:PausedPartialTickAccessor,pl:mixin:APP:iceberg.mixins.json:MinecraftMixin,pl:mixin:APP:byg_forge.mixins.json:client.MixinMinecraft,pl:mixin:APP:create.mixins.json:WindowResizeMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.main.Main.main(Main.java:205) ~[client-1.18.2-20220404.173914-srg.jar%23169!/:?] {re:classloading,re:mixin,pl:runtimedistcleaner:A,pl:mixin:A,pl:runtimedistcleaner:A}
at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:?] {}
at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:?] {}
at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:?] {}
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:?] {}
at net.minecraftforge.fml.loading.targets.CommonClientLaunchHandler.lambda$launchService$0(CommonClientLaunchHandler.java:31) ~[fmlloader-1.18.2-40.2.1.jar%2317!/:?] {}
at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:53) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:71) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.Launcher.run(Launcher.java:106) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.Launcher.main(Launcher.java:77) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:26) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:23) [modlauncher-9.1.3.jar%235!/:?] {}
at cpw.mods.bootstraplauncher.BootstrapLauncher.main(BootstrapLauncher.java:149) [bootstraplauncher-1.0.0.jar:?] {}
— Last reload —
Details:
Reload number: 1
Reload reason: initial
Finished: Yes
Packs: Default, Mod Resources, Supplementaries Generated Pack, quark-emote-pack
— System Details —
Details:
Minecraft Version: 1.18.2
Minecraft Version ID: 1.18.2
Operating System: Windows 10 (amd64) version 10.0
Java Version: 17.0.1, Eclipse Adoptium
Java VM Version: OpenJDK 64-Bit Server VM (mixed mode, sharing), Eclipse Adoptium
Memory: 939714032 bytes (896 MiB) / 3923771392 bytes (3742 MiB) up to 4294967296 bytes (4096 MiB)
CPUs: 16
Processor Vendor: AuthenticAMD
Processor Name: AMD Ryzen 7 6800H with Radeon Graphics
Identifier: AuthenticAMD Family 25 Model 68 Stepping 1
Microarchitecture: Zen 3
Frequency (GHz): 3.19
Number of physical packages: 1
Number of physical CPUs: 8
Number of logical CPUs: 16
Graphics card #0 name: AMD Radeon(TM) Graphics
Graphics card #0 vendor: Advanced Micro Devices, Inc. (0x1002)
Graphics card #0 VRAM (MB): 512.00
Graphics card #0 deviceId: 0x1681
Graphics card #0 versionInfo: DriverVersion=31.0.12024.2005
Graphics card #1 name: NVIDIA GeForce RTX 3050 Ti Laptop GPU
Graphics card #1 vendor: NVIDIA (0x10de)
Graphics card #1 VRAM (MB): 4095.00
Graphics card #1 deviceId: 0x25a0
Graphics card #1 versionInfo: DriverVersion=31.0.15.2698
Memory slot #0 capacity (MB): 16384.00
Memory slot #0 clockSpeed (GHz): 4.80
Memory slot #0 type: Unknown
Virtual memory max (MB): 33021.15
Virtual memory used (MB): 23014.09
Swap memory total (MB): 17408.00
Swap memory used (MB): 1438.68
JVM Flags: 5 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx4096m -Xms4096m -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xms256m
Launched Version: 1.18.2
Backend library: LWJGL version 3.2.2 SNAPSHOT
Backend API: NVIDIA GeForce RTX 3050 Ti Laptop GPU/PCIe/SSE2 GL version 3.2.0 NVIDIA 526.98, NVIDIA Corporation
Window size: 854×480
GL Caps: Using framebuffer using OpenGL 3.2
GL debug messages:
Using VBOs: Yes
Is Modded: Definitely; Client brand changed to ‘forge’
Type: Client (map_client.txt)
Graphics mode: fancy
Resource Packs:
Current Language: English (US)
CPU: 16x AMD Ryzen 7 6800H with Radeon Graphics
ModLauncher: 9.1.3+9.1.3+main.9b69c82a
ModLauncher launch target: forgeclient
ModLauncher naming: srg
ModLauncher services:
mixin PLUGINSERVICE
eventbus PLUGINSERVICE
slf4jfixer PLUGINSERVICE
object_holder_definalize PLUGINSERVICE
runtime_enum_extender PLUGINSERVICE
capability_token_subclass PLUGINSERVICE
accesstransformer PLUGINSERVICE
runtimedistcleaner PLUGINSERVICE
mixin TRANSFORMATIONSERVICE
fml TRANSFORMATIONSERVICE
FML Language Providers:
minecraft@1.0
lowcodefml@null
javafml@null
Mod List:
dynamiclightsreforged-1.18.2_v1.3.3.jar |Rubidium Dynamic Lights |dynamiclightsreforged |1.18.2_v1.3.3 |DONE |Manifest: NOSIGNATURE
YungsBetterDungeons-1.18.2-Forge-2.1.0.jar |YUNG’s Better Dungeons |betterdungeons |1.18.2-Forge-2.1.0 |DONE |Manifest: NOSIGNATURE
YungsBetterOceanMonuments-1.18.2-Forge-1.0.3.jar |YUNG’s Better Ocean Monuments |betteroceanmonuments |1.18.2-Forge-1.0.3 |DONE |Manifest: NOSIGNATURE
sophisticatedcore-1.18.2-0.5.37.202.jar |Sophisticated Core |sophisticatedcore |1.18.2-0.5.37.202 |DONE |Manifest: NOSIGNATURE
rubidium-0.5.4.jar |Rubidium |rubidium |0.5.4 |DONE |Manifest: NOSIGNATURE
rsgauges-1.18.2-1.2.16.jar |Gauges and Switches |rsgauges |1.2.16 |DONE |Manifest: bf:30:76:97:e4:58:41:61:2a:f4:30:d3:8f:4c:e3:71:1d:14:c4:a1:4e:85:36:e3:1d:aa:2f:cb:22:b0:04:9b
Controlling-forge-1.18.2-9.0+22.jar |Controlling |controlling |9.0+22 |DONE |Manifest: NOSIGNATURE
Placebo-1.18.2-6.6.6.jar |Placebo |placebo |6.6.6 |DONE |Manifest: NOSIGNATURE
citadel-1.11.3-1.18.2.jar |Citadel |citadel |1.11.3 |DONE |Manifest: NOSIGNATURE
alexsmobs-1.18.6.jar |Alex’s Mobs |alexsmobs |1.18.6 |DONE |Manifest: NOSIGNATURE
YungsApi-1.18.2-Forge-2.2.7.jar |YUNG’s API |yungsapi |1.18.2-Forge-2.2.7 |DONE |Manifest: NOSIGNATURE
Powah-3.0.7.jar |Powah |powah |3.0.7 |DONE |Manifest: NOSIGNATURE
feature_nbt_deadlock_be_gone_forge-2.0.0+1.18.2.ja|Feature NBT Deadlock Be Gone |feature_nbt_deadlock_be_gone |2.0.0+1.18.2 |DONE |Manifest: NOSIGNATURE
upgradednetherite_items-1.18.2-3.2.0.0-release.jar|Upgraded Netherite : Items |upgradednetherite_items |1.18.2-3.2.0.0-relea|DONE |Manifest: NOSIGNATURE
Bookshelf-Forge-1.18.2-13.2.52.jar |Bookshelf |bookshelf |13.2.52 |DONE |Manifest: eb:c4:b1:67:8b:f9:0c:db:dc:4f:01:b1:8e:61:64:39:4c:10:85:0b:a6:c4:c7:48:f0:fa:95:f2:cb:08:3a:e5
sophisticatedbackpacks-1.18.2-3.18.40.777.jar |Sophisticated Backpacks |sophisticatedbackpacks |1.18.2-3.18.40.777 |DONE |Manifest: NOSIGNATURE
guardvillagers-1.18.2.1.4.3.jar |Guard Villagers |guardvillagers |1.4.3 |DONE |Manifest: NOSIGNATURE
secretrooms-1.18.2-1.1.5.jar |Secret Rooms 6 |secretroomsmod |1.18.2-1.1.5 |DONE |Manifest: NOSIGNATURE
Apotheosis-1.18.2-5.7.7.jar |Apotheosis |apotheosis |5.7.7 |DONE |Manifest: NOSIGNATURE
balm-3.2.2+0.jar |Balm |balm |3.2.2+0 |DONE |Manifest: NOSIGNATURE
carryon-1.18.2-1.17.0.8.jar |Carry On |carryon |1.17.0.8 |DONE |Manifest: NOSIGNATURE
JustEnoughResources-1.18.2-0.14.1.171.jar |Just Enough Resources |jeresources |0.14.1.171 |DONE |Manifest: NOSIGNATURE
cloth-config-6.4.90-forge.jar |Cloth Config v4 API |cloth_config |6.4.90 |DONE |Manifest: NOSIGNATURE
twilightforest-1.18.2-4.1.1494-universal.jar |The Twilight Forest |twilightforest |4.1.1494 |DONE |Manifest: NOSIGNATURE
refinedstorage-1.10.4.jar |Refined Storage |refinedstorage |1.10.4 |DONE |Manifest: NOSIGNATURE
konkrete_forge_1.6.0_MC_1.18-1.18.2.jar |Konkrete |konkrete |1.6.0 |DONE |Manifest: NOSIGNATURE
upgradednetherite-1.18.2-4.2.0.6-release.jar |Upgraded Netherite |upgradednetherite |1.18.2-4.2.0.6-relea|DONE |Manifest: NOSIGNATURE
AdvancementPlaques-1.18.2-1.4.5.1.jar |Advancement Plaques |advancementplaques |1.4.5.1 |DONE |Manifest: NOSIGNATURE
FarmersDelight-1.18.2-1.2.0.jar |Farmer’s Delight |farmersdelight |1.18.2-1.2.0 |DONE |Manifest: NOSIGNATURE
ends_delight-1.18.2-1.0.jar |End’s Delight |ends_delight |1.18.2-1.0 |DONE |Manifest: NOSIGNATURE
torchmaster-18.1.0.jar |Torchmaster |torchmaster |18.1.0 |DONE |Manifest: NOSIGNATURE
BiomesOPlenty-1.18.2-16.0.0.109-universal.jar |Biomes O’ Plenty |biomesoplenty |1.18.2-16.0.0.109 |DONE |Manifest: NOSIGNATURE
ironfurnaces-1.18.2-3.3.3.jar |Iron Furnaces |ironfurnaces |3.3.3 |DONE |Manifest: NOSIGNATURE
supermartijn642corelib-1.1.1a-forge-mc1.18.jar |SuperMartijn642’s Core Lib |supermartijn642corelib |1.1.1a |DONE |Manifest: NOSIGNATURE
Botania-1.18.2-435.jar |Botania |botania |1.18.2-435 |DONE |Manifest: NOSIGNATURE
curios-forge-1.18.2-5.0.7.1.jar |Curios API |curios |1.18.2-5.0.7.1 |DONE |Manifest: NOSIGNATURE
Patchouli-1.18.2-71.1.jar |Patchouli |patchouli |1.18.2-71.1 |DONE |Manifest: NOSIGNATURE
blockui-1.18.2-0.0.55-ALPHA.jar |UI Library Mod |blockui |1.18.2-0.0.55-ALPHA |DONE |Manifest: NOSIGNATURE
ftb-ultimine-forge-1802.3.3-build.70.jar |FTB Ultimine |ftbultimine |1802.3.3-build.70 |DONE |Manifest: NOSIGNATURE
YungsBetterStrongholds-1.18.2-Forge-2.1.1.jar |YUNG’s Better Strongholds |betterstrongholds |1.18.2-Forge-2.1.1 |DONE |Manifest: NOSIGNATURE
TwilightDelight-1.18.2-1.1.4.jar |Twilight Delight |twilightdelight |1.1.4 |DONE |Manifest: NOSIGNATURE
cfm-7.0.0-pre35-1.18.2.jar |MrCrayfish’s Furniture Mod |cfm |7.0.0-pre35 |DONE |Manifest: NOSIGNATURE
architectury-4.11.89-forge.jar |Architectury |architectury |4.11.89 |DONE |Manifest: NOSIGNATURE
curiouselytra-forge-1.18.1-5.0.1.0.jar |Curious Elytra |curiouselytra |1.18.1-5.0.1.0 |DONE |Manifest: NOSIGNATURE
globalxp-1.18.2-1.10.3.jar |Global XP |globalxp |1.10.3 |DONE |Manifest: NOSIGNATURE
trashcans-1.0.16-forge-mc1.18.jar |Trash Cans |trashcans |1.0.16 |DONE |Manifest: NOSIGNATURE
polylib-forge-1801.0.2-build.13.jar |PolyLib |polylib |1801.0.2-build.13 |DONE |Manifest: NOSIGNATURE
CodeChickenLib-1.18.2-4.1.3.480-universal.jar |CodeChicken Lib |codechickenlib |4.1.3.480 |DONE |Manifest: 31:e6:db:63:47:4a:6e:e0:0a:2c:11:d1:76:db:4e:82:ff:56:2d:29:93:d2:e5:02:bd:d3:bd:9d:27:47:a5:71
YungsBetterMineshafts-1.18.2-Forge-2.2.jar |YUNG’s Better Mineshafts |bettermineshafts |1.18.2-Forge-2.2 |DONE |Manifest: NOSIGNATURE
ReSkin-forge-2.5.0.jar |Re:Skin |reskin |2.5.0 |DONE |Manifest: NOSIGNATURE
QuarkOddities-1.18.jar |Quark Oddities |quarkoddities |1.18 |DONE |Manifest: NOSIGNATURE
inventorysorter-1.18-19.0.0.jar |Simple Inventory Sorter |inventorysorter |19.0.0 |DONE |Manifest: NOSIGNATURE
mowziesmobs-1.5.32.jar |Mowzie’s Mobs |mowziesmobs |1.5.32 |DONE |Manifest: NOSIGNATURE
geckolib-forge-1.18-3.0.57.jar |GeckoLib |geckolib3 |3.0.57 |DONE |Manifest: NOSIGNATURE
Festive_Delight_1.0.jar |Festive Delight |festive_delight |1.0.0 |DONE |Manifest: NOSIGNATURE
ftb-library-forge-1802.3.9-build.167.jar |FTB Library |ftblibrary |1802.3.9-build.167 |DONE |Manifest: NOSIGNATURE
ftb-teams-forge-1802.2.10-build.96.jar |FTB Teams |ftbteams |1802.2.10-build.96 |DONE |Manifest: NOSIGNATURE
advanced-xray-forge-1.18.2-2.11.0-build.7.jar |Advanced XRay |xray |1.18.2-2.11.0-build.|DONE |Manifest: NOSIGNATURE
jei-1.18.2-9.7.1.255.jar |Just Enough Items |jei |9.7.1.255 |DONE |Manifest: NOSIGNATURE
caelus-forge-1.18.1-3.0.0.2.jar |Caelus API |caelus |1.18.1-3.0.0.2 |DONE |Manifest: NOSIGNATURE
waystones-forge-1.18.2-10.1.0.jar |Waystones |waystones |10.1.0 |DONE |Manifest: NOSIGNATURE
Clumps-forge-1.18.2-8.0.0+17.jar |Clumps |clumps |8.0.0+17 |DONE |Manifest: NOSIGNATURE
journeymap-1.18.2-5.9.3-forge.jar |Journeymap |journeymap |5.9.3 |DONE |Manifest: NOSIGNATURE
integrated_api_forge-1.0.0+1.18.2.jar |Integrated API |integrated_api |1.0.0+1.18.2 |DONE |Manifest: NOSIGNATURE
comforts-forge-1.18.2-5.0.0.5.jar |Comforts |comforts |1.18.2-5.0.0.5 |DONE |Manifest: NOSIGNATURE
artifacts-1.18.2-4.2.0.jar |Artifacts |artifacts |1.18.2-4.2.0 |DONE |Manifest: NOSIGNATURE
LibX-1.18.2-3.2.19.jar |LibX |libx |1.18.2-3.2.19 |DONE |Manifest: NOSIGNATURE
Decorative Blocks-forge-1.18.2-2.1.2.jar |Decorative Blocks |decorative_blocks |2.1.2 |DONE |Manifest: NOSIGNATURE
DungeonCrawl-1.18.2-2.3.10.jar |Dungeon Crawl |dungeoncrawl |2.3.10 |DONE |Manifest: NOSIGNATURE
curioofundying-forge-1.18-5.3.0.0.jar |Curio of Undying |curioofundying |1.18-5.3.0.0 |DONE |Manifest: NOSIGNATURE
YungsBetterDesertTemples-1.18.2-Forge-1.3.1.jar |YUNG’s Better Desert Temples |betterdeserttemples |1.18.2-Forge-1.3.1 |DONE |Manifest: NOSIGNATURE
rubidium_extras-1.18.2_v1.3.2.jar |Rubidium Extras |rubidium_extras |1.18.2_v1.3.2 |DONE |Manifest: NOSIGNATURE
ftb-chunks-forge-1802.3.13-build.234.jar |FTB Chunks |ftbchunks |1802.3.13-build.234 |DONE |Manifest: NOSIGNATURE
3dskinlayers-forge-1.5.2-mc1.18.2.jar |3dSkinLayers |skinlayers3d |1.5.2 |DONE |Manifest: NOSIGNATURE
forge-1.18.2-40.2.1-universal.jar |Forge |forge |40.2.1 |DONE |Manifest: 84:ce:76:e8:45:35:e4:0e:63:86:df:47:59:80:0f:67:6c:c1:5f:6e:5f:4d:b3:54:47:1a:9f:7f:ed:5e:f2:90
idas_forge-1.6.0+1.18.2.jar |Integrated Dungeons and Struct|idas |1.6.0+1.18.2 |DONE |Manifest: NOSIGNATURE
selene-1.18.2-1.17.9.jar |Selene |selene |1.18.2-1.17.9 |DONE |Manifest: NOSIGNATURE
supplementaries-1.18.2-1.5.16.jar |Supplementaries |supplementaries |1.18.2-1.5.16 |DONE |Manifest: NOSIGNATURE
ironchest-1.18.2-13.2.11.jar |Iron Chests |ironchest |1.18.2-13.2.11 |DONE |Manifest: NOSIGNATURE
MythicBotany-1.18.2-2.1.14.jar |MythicBotany |mythicbotany |1.18.2-2.1.14 |DONE |Manifest: NOSIGNATURE
DungeonsArise-1.18.2-2.1.52-release.jar |When Dungeons Arise |dungeons_arise |2.1.52-1.18.2 |DONE |Manifest: NOSIGNATURE
client-1.18.2-20220404.173914-srg.jar |Minecraft |minecraft |1.18.2 |DONE |Manifest: a1:d4:5e:04:4f:d3:d6:e0:7b:37:97:cf:77:b0:de:ad:4a:47:ce:8c:96:49:5f:0a:cf:8c:ae:b2:6d:4b:8a:3f
TConstruct-1.18.2-3.6.2.92.jar |Tinkers’ Construct |tconstruct |3.6.2.92 |DONE |Manifest: NOSIGNATURE
EnchantmentDescriptions-Forge-1.18.2-10.0.12.jar |EnchantmentDescriptions |enchdesc |10.0.12 |DONE |Manifest: eb:c4:b1:67:8b:f9:0c:db:dc:4f:01:b1:8e:61:64:39:4c:10:85:0b:a6:c4:c7:48:f0:fa:95:f2:cb:08:3a:e5
theoneprobe-1.18-5.1.2.jar |The One Probe |theoneprobe |1.18-5.1.2 |DONE |Manifest: NOSIGNATURE
TerraBlender-forge-1.18.2-1.2.0.126.jar |TerraBlender |terrablender |1.2.0.126 |DONE |Manifest: NOSIGNATURE
MouseTweaks-forge-mc1.18-2.21.jar |Mouse Tweaks |mousetweaks |2.21 |DONE |Manifest: NOSIGNATURE
NethersDelight-1.18.2-2.2.0.jar |Nethers Delight |nethersdelight |2.2 |DONE |Manifest: NOSIGNATURE
ChickenChunks-1.18.2-2.9.2.95-universal.jar |ChickenChunks |chickenchunks |2.9.2.95 |DONE |Manifest: 31:e6:db:63:47:4a:6e:e0:0a:2c:11:d1:76:db:4e:82:ff:56:2d:29:93:d2:e5:02:bd:d3:bd:9d:27:47:a5:71
domum_ornamentum-1.18.2-1.0.50-ALPHA-universal.jar|Domum Ornamentum |domum_ornamentum |1.18.2-1.0.50-ALPHA |DONE |Manifest: NOSIGNATURE
mmlib-1.2.0-1.18.2.jar |Mysterious Mountain Lib |mmlib |1.2.0-1.18.2 |DONE |Manifest: NOSIGNATURE
corn_delight-1.0.6-1.18.2.jar |Corn Delight |corn_delight |1.0.6-1.18.2 |DONE |Manifest: NOSIGNATURE
Iceberg-1.18.2-forge-1.0.49.jar |Iceberg |iceberg |1.0.49 |DONE |Manifest: NOSIGNATURE
flywheel-forge-1.18.2-0.6.8.a.jar |Flywheel |flywheel |0.6.8.a |DONE |Manifest: NOSIGNATURE
create-1.18.2-0.5.0.i.jar |Create |create |0.5.0.i |DONE |Manifest: NOSIGNATURE
FarmersRespite-1.18.2-1.3.0.jar |Farmer’s Respite |farmersrespite |1.18.1-1.3.0 |DONE |Manifest: NOSIGNATURE
Mantle-1.18.2-1.9.43.jar |Mantle |mantle |1.9.43 |DONE |Manifest: NOSIGNATURE
polymorph-forge-1.18.2-0.46.jar |Polymorph |polymorph |1.18.2-0.46 |DONE |Manifest: NOSIGNATURE
AutoRegLib-1.7-53.jar |AutoRegLib |autoreglib |1.7-53 |DONE |Manifest: NOSIGNATURE
Quark-3.2-358.jar |Quark |quark |3.2-358 |DONE |Manifest: NOSIGNATURE
InventoryHud_[1.18].forge-3.4.4.jar |Inventory HUD+(Forge edition) |inventoryhud |3.4.4 |DONE |Manifest: NOSIGNATURE
structurize-1.18.2-1.0.424-ALPHA.jar |Structurize |structurize |1.18.2-1.0.424-ALPHA|DONE |Manifest: NOSIGNATURE
multi-piston-1.18.2-1.2.15-ALPHA.jar |Multi-Piston |multipiston |1.18.2-1.2.15-ALPHA |DONE |Manifest: NOSIGNATURE
upgradedcore-1.18.2-3.2.0.0-release.jar |Upgraded Core |upgradedcore |1.18.2-3.2.0.0-relea|DONE |Manifest: NOSIGNATURE
minecolonies-1.18.2-1.0.966-RELEASE.jar |MineColonies |minecolonies |1.18.2-1.0.966-RELEA|DONE |Manifest: NOSIGNATURE
appleskin-forge-mc1.18.2-2.4.1.jar |AppleSkin |appleskin |2.4.1+mc1.18.2 |DONE |Manifest: NOSIGNATURE
lootr-1.18.2-0.2.23.60.jar |Lootr |lootr |0.2.21.58 |DONE |Manifest: NOSIGNATURE
engineersdecor-1.18.2-1.1.28.jar |Engineer’s Decor |engineersdecor |1.1.28 |DONE |Manifest: bf:30:76:97:e4:58:41:61:2a:f4:30:d3:8f:4c:e3:71:1d:14:c4:a1:4e:85:36:e3:1d:aa:2f:cb:22:b0:04:9b
largemeals-1.18.2-2.0.jar |Large Meals |largemeals |1.18.2-2.0 |DONE |Manifest: NOSIGNATURE
italianDelight-1.18.2-FIX-RELEASE-1.1.jar |Italian Delight |italian_delight |0.8 |DONE |Manifest: NOSIGNATURE
Oh_The_Biomes_You’ll_Go-forge-1.18.2-1.4.7.jar |Oh The Biomes You’ll Go |byg |1.4 |DONE |Manifest: NOSIGNATURE
justzoom_forge_1.0.1_MC_1.18-1.18.1.jar |Just Zoom |justzoom |1.0.1 |DONE |Manifest: NOSIGNATURE
Aquaculture-1.18.2-2.3.10.jar |Aquaculture 2 |aquaculture |1.18.2-2.3.10 |DONE |Manifest: NOSIGNATURE
expandability-6.0.0.jar |ExpandAbility |expandability |6.0.0 |DONE |Manifest: NOSIGNATURE
Delightful-1.18.2-2.6.jar |Delightful |delightful |2.6 |DONE |Manifest: NOSIGNATURE
CosmeticArmorReworked-1.18.2-v2a.jar |CosmeticArmorReworked |cosmeticarmorreworked |1.18.2-v2a |DONE |Manifest: 5e:ed:25:99:e4:44:14:c0:dd:89:c1:a9:4c:10:b5:0d:e4:b1:52:50:45:82:13:d8:d0:32:89:67:56:57:01:53
createaddition-1.18.2-20230203a.jar |Create Crafts & Additions |createaddition |1.18.2-20230203a |DONE |Manifest: NOSIGNATURE
Crash Report UUID: 82120cd5-3b8f-4f78-b617-e2ad9affab93
FML: 40.2
Forge: net.minecraftforge:40.2.1
Flywheel Backend: GL33 Instanced Arrays
В этом посте я покажу наглядный пример того, как исправить ошибку исключения Null Pointer (java.lang.nullpointerexception). В Java особое значение null может быть назначено для ссылки на объект и означает, что объект в данный момент указывает неизвестную область данных.
NullPointerException появляется, если программа обращается или получает доступ к объекту, а ссылка на него равна нулю (null).
Это исключение возникает следующих случаях:
- Вызов метода из объекта значения null.
- Доступ или изменение объекта поля null.
- Принимает длину null(если бы это был массив Java).
- Доступ или изменение ячеек объекта null.
- Показывает «0», значение Throwable.
- При попытке синхронизации по нулевому объекту.
NullPointerException является RuntimeException, и, таким образом, компилятор Javac не заставляет вас использовать блок try-catch для соответствующей обработки.
Зачем нам нужно значение null?
Как уже упоминалось, null – это специальное значение, используемое в Java. Это чрезвычайно полезно при кодировании некоторых шаблонов проектирования, таких как Null Object pattern и шаблон Singleton pattern.
Шаблон Singleton обеспечивает создание только одного экземпляра класса, а также направлен на предоставление глобального доступа к объекту.
Например, простой способ создания не более одного экземпляра класса – объявить все его конструкторы как частные, а затем создать открытый метод, который возвращает уникальный экземпляр класса:
import java.util.UUID; class Singleton { private static Singleton single = null; private String ID = null; private Singleton() { /* Make it private, in order to prevent the creation of new instances of * the Singleton class. */ ID = UUID.randomUUID().toString(); // Create a random ID. } public static Singleton getInstance() { if (single == null) single = new Singleton(); return single; } public String getID() { return this.ID; } } public class TestSingleton { public static void main(String[] args) { Singleton s = Singleton.getInstance(); System.out.println(s.getID()); } }
В этом примере мы объявляем статический экземпляр класса Singleton. Этот экземпляр инициализируется не более одного раза внутри метода getInstance.
Обратите внимание на использование нулевого значения, которое разрешает создание уникального экземпляра.
Как избежать исключения Null Pointer
Чтобы решить и избежать исключения NullPointerException, убедитесь, что все ваши объекты инициализированы должным образом, прежде чем использовать их.
Когда вы объявляете ссылочную переменную, вы должны создать указатель на объект и убедиться, что указатель не является нулевым, прежде чем запрашивать метод или поле у объекта.
Кроме того, если выдается исключение, используйте информацию, находящуюся в трассировке стека исключения. Трассировка стека выполнения обеспечивается JVM, чтобы включить отладку. Найдите метод и строку, в которой было обнаружено исключение, а затем выясните, какая ссылка равна нулю в этой конкретной строке.
Опишем некоторые методы, которые имеют дело с вышеупомянутым исключением. Однако они не устраняют проблему, и программист всегда должен быть осторожен.
- Сравнение строк с литералами
Очень распространенный случай, выполнения программы включает сравнение между строковой переменной и литералом. Литерал может быть строкой или элементом Enum.
Вместо того, чтобы вызывать метод из нулевого объекта, рассмотрите возможность вызова его из литерала. Например:
String str = null; if(str.equals("Test")) { /* The code here will not be reached, as an exception will be thrown. */ }
Приведенный выше фрагмент кода вызовет исключение NullPointerException. Однако, если мы вызываем метод из литерала, поток выполнения продолжается нормально:
String str = null; if("Test".equals(str)) { /* Correct use case. No exception will be thrown. */ }
- Проверка аргументов метода
Перед выполнением вашего собственного метода обязательно проверьте его аргументы на наличие нулевых значений.
В противном случае вы можете вызвать исключение IllegalArgumentException.
Например:
public static int getLength(String s) { if (s == null) throw new IllegalArgumentException("The argument cannot be null"); return s.length(); }
- Предпочтение метода String.valueOf() вместо of toString()
Когда код вашей программы требует строковое представление объекта, избегайте использования метода toString объекта. Если ссылка вашего объекта равна нулю, генерируется исключение NullPointerException.
Вместо этого рассмотрите возможность использования статического метода String.valueOf, который не выдает никаких исключений и «ноль», если аргумент функции равен нулю.
- Используйте Ternary Operator
Ternary Operator – может быть очень полезным. Оператор имеет вид:
boolean expression ? value1 : value2;
Сначала вычисляется логическое выражение. Если выражение true, то возвращается значение1, в противном случае возвращается значение2. Мы можем использовать Ternary Operator для обработки нулевых указателей следующим образом:
String message = (str == null) ? "" : str.substring(0, 10);
Переменная message будет пустой, если ссылка str равна нулю. В противном случае, если str указывает на фактические данные, в сообщении будут первые 10 символов.
- создайте методы, которые возвращают пустые коллекции вместо нуля.
Очень хорошая техника – создавать методы, которые возвращают пустую коллекцию вместо нулевого значения. Код вашего приложения может перебирать пустую коллекцию и использовать ее методы и поля. Например:
public class Example { private static List<Integer> numbers = null; public static List<Integer> getList() { if (numbers == null) return Collections.emptyList(); else return numbers; } }
- Воспользуйтесь классом Apache’s StringUtils.
Apache’s Commons Lang – это библиотека, которая предоставляет вспомогательные утилиты для API java.lang, такие как методы манипулирования строками.
Примером класса, который обеспечивает манипулирование String, является StringUtils.java, который спокойно обрабатывает входные строки с нулевым значением.
Вы можете воспользоваться методами: StringUtils.isNotEmpty, StringUtils.IsEmpty и StringUtils.equals, чтобы избежать NullPointerException. Например:
if (StringUtils.isNotEmpty(str)) { System.out.println(str.toString()); }
- Используйте методы: contains(), containsKey(), containsValue()
Если в коде вашего приложения используется Maps, рассмотрите возможность использования методов contains, containsKey и containsValue. Например, получить значение определенного ключа после того, как вы проверили его существование на карте:
Map<String, String> map = … … String key = … String value = map.get(key); System.out.println(value.toString()); // An exception will be thrown, if the value is null.
System.out.println(value.toString()); // В приведенном выше фрагменте мы не проверяем, существует ли на самом деле ключ внутри карты, и поэтому возвращаемое значение может быть нулевым. Самый безопасный способ следующий:
Map<String, String> map = … … String key = … if(map.containsKey(key)) { String value = map.get(key); System.out.println(value.toString()); // No exception will be thrown. }
- Проверьте возвращаемое значение внешних методов
На практике очень часто используются внешние библиотеки. Эти библиотеки содержат методы, которые возвращают ссылку. Убедитесь, что возвращаемая ссылка не пуста.
- Используйте Утверждения
Утверждения очень полезны при тестировании вашего кода и могут использоваться, чтобы избежать выполнения фрагментов кода. Утверждения Java реализуются с помощью ключевого слова assert и выдают AssertionError.
Обратите внимание, что вы должны включить флажок подтверждения JVM, выполнив его с аргументом -ea. В противном случае утверждения будут полностью проигнорированы.
Примером использования утверждений Java является такая версия кода:
public static int getLength(String s) { /* Ensure that the String is not null. */ assert (s != null); return s.length(); }
Если вы выполните приведенный выше фрагмент кода и передадите пустой аргумент getLength, появится следующее сообщение об ошибке:
Exception in thread "main" java.lang.AssertionError
Также вы можете использовать класс Assert предоставленный средой тестирования jUnit.
- Модульные тесты
Модульные тесты могут быть чрезвычайно полезны при тестировании функциональности и правильности вашего кода. Уделите некоторое время написанию пары тестовых примеров, которые подтверждают, что исключение NullPointerException не возникает.
Существующие безопасные методы NullPointerException
Доступ к статическим членам или методам класса
Когда ваш вы пытаетесь получить доступ к статической переменной или методу класса, даже если ссылка на объект равна нулю, JVM не выдает исключение.
Это связано с тем, что компилятор Java хранит статические методы и поля в специальном месте во время процедуры компиляции. Статические поля и методы связаны не с объектами, а с именем класса.
class SampleClass { public static void printMessage() { System.out.println("Hello from Java Code Geeks!"); } } public class TestStatic { public static void main(String[] args) { SampleClass sc = null; sc.printMessage(); } }
Несмотря на тот факт, что экземпляр SampleClass равен нулю, метод будет выполнен правильно. Однако, когда речь идет о статических методах или полях, лучше обращаться к ним статическим способом, например, SampleClass.printMessage ().
Оператор instanceof
Оператор instanceof может использоваться, даже если ссылка на объект равна нулю.
Оператор instanceof возвращает false, когда ссылка равна нулю.
String str = null; if(str instanceof String) System.out.println("It's an instance of the String class!"); else System.out.println("Not an instance of the String class!");
В результате, как и ожидалось:
Not an instance of the String class!
Смотрите видео, чтобы стало понятнее.
Ошибка java.lang.nullpointerexception может возникать во время запуска или работы приложений, созданных на Java. С ошибкой сталкиваются как обычные пользователи, так и опытные разработчики на этом языке программирования. В сегодняшней статье мы рассмотрим с вами решение ошибки java.lang.nullpointerexception.
Решение ошибки
Причин у этой ошибки как правило две: некорректно работающая программа и проблемы с работой пакета Java, который установлен на компьютере пользователя. Чтобы устранить ошибку java.lang.nullpointerexception, выполняют следующие несколько шагов:
- Попробуйте переустановить Java-пакет, установленный в вашей операционной системе. Зайдите в «Программы и компоненты» и удалите установленный пакет. Затем перейдите по этой ссылке на официальный сайт, загрузите последнюю версию Java и установите ее.
- Помимо прочего, сама запускаемая программа может быть источником проблемы. Возможно, что-то не так пошло во время установочного процесса, вследствие чего были повреждены файлы программы. В общем, переустановите и посмотрите на результат.
- Если вы пытаетесь запустить у себя на компьютере Minecraft и сталкивайтесь с ошибкой, то многим пользователям помогло создание в системе новой Администраторской учетной записи, а затем запуск игры от имени Администратора(звучит сложнее, чем кажется).
- Если вы можете связаться с разработчиками запускаемой программы – сделайте это и объясните им ситуацию с ошибкой java.lang.nullpointerexception.
Обычно, вышеуказанные решения помогают большинству пользователей избавиться от ошибки java.lang.nullpointerexception. Мы надеемся, что и они вам помогли.
You must have come across something called a NullPointerException if you have worked on Java-based applications. The Null Pointer Exception is one of the most common errors in Java application development. This exception is usually the result of a human error, buttime can get wasted on debugging errors like this one. This issue is not entirely a syntactical error, so it can get tricky to identify the problem at times.
In this article, we take a look at what java.lang.NullPointerException is, why does it happen, how you can fix it, and some of the best practices to follow to avoid running into wild null pointers. Without further ado, let’s begin.
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What is java.lang.NullPointerException?
The Null Pointer Exception is one of the several Exceptions supported by the Java language. This indicates that an attempt has been made to access a reference variable that currently points to null.
Null is the default value in Java assigned to the variables which are not initialized by the user after or with a declaration. Consider the following example where you declare a variable like this:
And then try to print the contents of the variable:
System.out.println(str); // => null
As can be seen above, ‘null’ gets printed on the output. This shows that since the variable str is uninitialized, it currently points to, or holds the value, null. The issue that a null pointing variable poses is that the variable is only a reference, and it does not point to anything. If you try to carry out some operations on the data stored in a null pointing variable, the system will not know what to do. This happens because there is no data actually stored in the variable; it points to a void entity.
Example of java.lang.NullPointer.Exception
Looking for examples of java.lang.NullPointerException is not a difficult task, as all you need to do is not initialize a variable before trying to access it. For instance, let’s consider the StringBuilder class. StringBuilder is a class that is used to handle the formation and manipulation of strings. Here’s how you would normally use the class to create strings:
import java.util.StringBuilder; public class Test { public static void main(String[] args) { StringBuilder sb = new StringBuilder(); sb.append("Hello "); sb.append("World!"); String result = sb.toString(); System.out.println(result); // => Hello World! } }
If you run the above snippet, it will work just fine. Let’s take a look at its modified version that will throw a null pointer exception:
import java.util.StringBuilder; public class Test { public static void main(String[] args) { StringBuilder sb; sb.append("Hello "); sb.append("World!"); String result = sb.toString(); System.out.println(result); } }
As you can see, we did not initialize an instance of the StringBuilder class while declaring it. When the sb.append()
lines are executed, sb does not point to any object in reality, rather it points to null. This is where a NullPointerException gets thrown. Due to the exception being thrown, the JVM cannot execute any statements after this.
How to Fix java.lang.NullPointerException Error
Creating a Null Pointer Exception is easy, but avoiding or fixing it is tricky. While some integrated development environments (IDEs) warn you if you are accessing a variable before initializing it with some compatible value, most IDEs can not figure this out in complex situations, such as when passing a variable through multiple method calls. The exact fix for a Null Pointer Exception depends upon your situation and code. Here are some of the top ways to fix common Null Pointer scenarios:
Check Your Code For Manual Errors
The biggest reason why Null Pointer Exceptions occur is human error. Make sure the program you have written carries the correct logic that you had initially intended. Also, run your eyes through the source code to check if you have missed out any statements, or misspelled any variables which may have led to some variable not being assigned a value.
Ensure that you have written your code the way your logic directs you to, and you have not missed out on writing any statements, or have not assigned objects to wrong references. As a rule of thumb, check that before any variable is used, it is initialized with an object.
Put Safety Checks Around Code That May Cause Null Pointer Exception
If you know the line of code that is causing your NullPointer and believe your logic is correct as well, you can wrap the section of code in a try-catch block, and define the behavior for when a Null Pointer is caught. This is how such a set-up will look like:
... // Some code above try { // Put the exception-prone code here } catch (NullPointerException npe) { // Define what needs to be done when an NPE is caught } // Some code below ...
This happens in situations where a certain reference variable may or may not contain null. More often than not, remote API responses, device interface responses are prone to this scenario. Depending upon the availability of a result or hardware, the response variable may or may not point to an instantiated object. Using safety checks is best-suited to handle these situations.
Check For Null Before Accessing Something
This method is similar to the try-catch method. In this method, an ‘if’ block is used to check for null values before accessing a variable. Here’s how the previous snippet of code would look like if an ‘if’ block is used to catch the error:
... // Some code above If (myVar !== null ) { // Put the success logic here } else { // Handle null value here } // Some code below ...
The biggest difference between the two methods is the scope of checks that they do. The if method checks the myVar variable only for null values, while the try-catch block catches any and all variables that are null.
This makes the ‘if’ block a more targeted and clean approach to accommodating null pointers in your application logic. However, if there is more than one variable that may be null, it is better to go with a try-catch block for simplicity.
Conclusion
This article took a look at what Null Pointer Exception is in Java, and how this error occurs. We also looked at a piece of code that will cause a Null Pointer Exception to understand how Null Pointers are created in real-life situations. Finally, we set down to identify some of the top ways to fix a Null Pointer Exception and ended our discussion by contrasting between two methods of fixing NPEs.
If you are looking to write Java programs, a Null Pointer Exception is one of the essential bugs that you must know how to fix. This exception is one of the most frequent issues and is not related to your code’s syntax or semantics. This makes the exception one of the trickiest problems to identify and fix. A quick reference for fixing the issue like this article is bound to make your experience smoother.
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Эта простая статья скорее для начинающих разработчиков Java, хотя я нередко вижу и опытных коллег, которые беспомощно глядят на stack trace, сообщающий о NullPointerException (сокращённо NPE), и не могут сделать никаких выводов без отладчика. Разумеется, до NPE своё приложение лучше не доводить: вам помогут null-аннотации, валидация входных параметров и другие способы. Но когда пациент уже болен, надо его лечить, а не капать на мозги, что он ходил зимой без шапки.
Итак, вы узнали, что ваше приложение упало с NPE, и у вас есть только stack trace. Возможно, вам прислал его клиент, или вы сами увидели его в логах. Давайте посмотрим, какие выводы из него можно сделать.
NPE может произойти в трёх случаях:
- Его кинули с помощью throw
- Кто-то кинул null с помощью throw
- Кто-то пытается обратиться по null-ссылке
Во втором и третьем случае message в объекте исключения всегда null, в первом может быть произвольным. К примеру, java.lang.System.setProperty кидает NPE с сообщением «key can’t be null», если вы передали в качестве key null. Если вы каждый входной параметр своих методов проверяете таким же образом и кидаете исключение с понятным сообщением, то вам остаток этой статьи не потребуется.
Обращение по null-ссылке может произойти в следующих случаях:
- Вызов нестатического метода класса
- Обращение (чтение или запись) к нестатическому полю
- Обращение (чтение или запись) к элементу массива
- Чтение length у массива
- Неявный вызов метода valueOf при анбоксинге (unboxing)
Важно понимать, что эти случаи должны произойти именно в той строчке, на которой заканчивается stack trace, а не где-либо ещё.
Рассмотрим такой код:
1: class Data {
2: private String val;
3: public Data(String val) {this.val = val;}
4: public String getValue() {return val;}
5: }
6:
7: class Formatter {
8: public static String format(String value) {
9: return value.trim();
10: }
11: }
12:
13: public class TestNPE {
14: public static String handle(Formatter f, Data d) {
15: return f.format(d.getValue());
16: }
17: }
Откуда-то был вызван метод handle с какими-то параметрами, и вы получили:
Exception in thread "main" java.lang.NullPointerException
at TestNPE.handle(TestNPE.java:15)
В чём причина исключения — в f, d или d.val? Нетрудно заметить, что f в этой строке вообще не читается, так как метод format статический. Конечно, обращаться к статическому методу через экземпляр класса плохо, но такой код встречается (мог, например, появиться после рефакторинга). Так или иначе значение f не может быть причиной исключения. Если бы d был не null, а d.val — null, тогда бы исключение возникло уже внутри метода format (в девятой строчке). Аналогично проблема не могла быть внутри метода getValue, даже если бы он был сложнее. Раз исключение в пятнадцатой строчке, остаётся одна возможная причина: null в параметре d.
Вот другой пример:
1: class Formatter {
2: public String format(String value) {
3: return "["+value+"]";
4: }
5: }
6:
7: public class TestNPE {
8: public static String handle(Formatter f, String s) {
9: if(s.isEmpty()) {
10: return "(none)";
11: }
12: return f.format(s.trim());
13: }
14: }
Снова вызываем метод handle и получаем
Exception in thread "main" java.lang.NullPointerException
at TestNPE.handle(TestNPE.java:12)
Теперь метод format нестатический, и f вполне может быть источником ошибки. Зато s не может быть ни под каким соусом: в девятой строке уже было обращение к s. Если бы s было null, исключение бы случилось в девятой строке. Просмотр логики кода перед исключением довольно часто помогает отбросить некоторые варианты.
С логикой, конечно, надо быть внимательным. Предположим, условие в девятой строчке было бы написано так:
if("".equals(s))
Теперь в самой строчке обращения к полям и методам s нету, а метод equals корректно обрабатывает null, возвращая false, поэтому в таком случае ошибку в двенадцатой строке мог вызвать как f, так и s. Анализируя вышестоящий код, уточняйте в документации или исходниках, как используемые методы и конструкции реагируют на null. Оператор конкатенации строк +, к примеру, никогда не вызывает NPE.
Вот такой код (здесь может играть роль версия Java, я использую Oracle JDK 1.7.0.45):
1: import java.io.PrintWriter;
2:
3: public class TestNPE {
4: public static void dump(PrintWriter pw, MyObject obj) {
5: pw.print(obj);
6: }
7: }
Вызываем метод dump, получаем такое исключение:
Exception in thread "main" java.lang.NullPointerException
at java.io.PrintWriter.write(PrintWriter.java:473)
at java.io.PrintWriter.print(PrintWriter.java:617)
at TestNPE.dump(TestNPE.java:5)
В параметре pw не может быть null, иначе нам не удалось бы войти в метод print. Возможно, null в obj? Легко проверить, что pw.print(null) выводит строку «null» без всяких исключений. Пойдём с конца. Исключение случилось здесь:
472: public void write(String s) {
473: write(s, 0, s.length());
474: }
В строке 473 возможна только одна причина NPE: обращение к методу length строки s. Значит, s содержит null. Как так могло получиться? Поднимемся по стеку выше:
616: public void print(Object obj) {
617: write(String.valueOf(obj));
618: }
В метод write передаётся результат вызова метода String.valueOf. В каком случае он может вернуть null?
public static String valueOf(Object obj) {
return (obj == null) ? "null" : obj.toString();
}
Единственный возможный вариант — obj не null, но obj.toString() вернул null. Значит, ошибку надо искать в переопределённом методе toString() нашего объекта MyObject. Заметьте, в stack trace MyObject вообще не фигурировал, но проблема именно там. Такой несложный анализ может сэкономить кучу времени на попытки воспроизвести ситуацию в отладчике.
Не стоит забывать и про коварный автобоксинг. Пусть у нас такой код:
1: public class TestNPE {
2: public static int getCount(MyContainer obj) {
3: return obj.getCount();
4: }
5: }
И такое исключение:
Exception in thread "main" java.lang.NullPointerException
at TestNPE.getCount(TestNPE.java:3)
На первый взгляд единственный вариант — это null в параметре obj. Но следует взглянуть на класс MyContainer:
import java.util.List;
public class MyContainer {
List<String> elements;
public MyContainer(List<String> elements) {
this.elements = elements;
}
public Integer getCount() {
return elements == null ? null : elements.size();
}
}
Мы видим, что getCount() возвращает Integer, который автоматически превращается в int именно в третьей строке TestNPE.java, а значит, если getCount() вернул null, произойдёт именно такое исключение, которое мы видим. Обнаружив класс, подобный классу MyContainer, посмотрите в истории системы контроля версий, кто его автор, и насыпьте ему крошек под одеяло.
Помните, что если метод принимает параметр int, а вы передаёте Integer null, то анбоксинг случится до вызова метода, поэтому NPE будет указывать на строку с вызовом.
В заключение хочется пожелать пореже запускать отладчик: после некоторой тренировки анализ кода в голове нередко выполняется быстрее, чем воспроизведение трудноуловимой ситуации.