[Bug] Attempt to load client-side class on the server #175
Description
Describe the bug
The mod attempts to load the net/minecraft/client/renderer/block/model/BakedQuad class even in a dedicated server instance.
To Reproduce
Steps to reproduce the behavior:
- Launch as server
- Have the console spammed with the error message
Expected behavior
That no client-side code gets used on the server side
Screenshots
Not applicable
Desktop (please complete the following information):
- OS: Linux
- Minecraft Version: 1.21.1
- Forge Version: Neo 21.1.219
- Mod Version 1.8-ht2
- Other Mods
Additional context
The error in question:
[05Mar2026 08:03:23.512] [Worker-ResourceReload-0/ERROR] [net.neoforged.fml.common.asm.RuntimeDistCleaner/DISTXFORM]: Attempted to load class net/minecraft/client/renderer/block/model/BakedQuad for invalid dist DEDICATED_SERVER
[05Mar2026 08:03:23.512] [Worker-ResourceReload-0/WARN] [mixin/]: Error loading class: net/minecraft/client/renderer/block/model/BakedQuad (java.lang.RuntimeException: Attempted to load class net/minecraft/client/renderer/block/model/BakedQuad for invalid dist DEDICATED_SERVER)
[05Mar2026 08:03:23.512] [Worker-ResourceReload-0/ERROR] [ModernFix/]: Caught exception in thread Thread[#229,Worker-ResourceReload-0,8,SERVER]
org.spongepowered.asm.mixin.transformer.throwables.MixinTransformerError: An unexpected critical error was encountered
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:392) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClass(MixinTransformer.java:250) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.service.modlauncher.MixinTransformationHandler.processClass(MixinTransformationHandler.java:131) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.launch.MixinLaunchPluginLegacy.processClass(MixinLaunchPluginLegacy.java:131) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/cpw.mods.modlauncher@11.0.5/cpw.mods.modlauncher.serviceapi.ILaunchPluginService.processClassWithFlags(ILaunchPluginService.java:156) ~[modlauncher-11.0.5.jar%2364!/:11.0.5+main.901c6ea8]
at MC-BOOTSTRAP/cpw.mods.modlauncher@11.0.5/cpw.mods.modlauncher.LaunchPluginHandler.offerClassNodeToPlugins(LaunchPluginHandler.java:94) ~[modlauncher-11.0.5.jar%2364!/:?]
at MC-BOOTSTRAP/cpw.mods.modlauncher@11.0.5/cpw.mods.modlauncher.ClassTransformer.transform(ClassTransformer.java:120) ~[modlauncher-11.0.5.jar%2364!/:?]
at MC-BOOTSTRAP/cpw.mods.modlauncher@11.0.5/cpw.mods.modlauncher.TransformingClassLoader.maybeTransformClassBytes(TransformingClassLoader.java:57) ~[modlauncher-11.0.5.jar%2364!/:?]
at cpw.mods.securejarhandler/cpw.mods.cl.ModuleClassLoader.readerToClass(ModuleClassLoader.java:190) ~[securejarhandler-3.0.8.jar:?]
at cpw.mods.securejarhandler/cpw.mods.cl.ModuleClassLoader.lambda$findClass$20(ModuleClassLoader.java:298) ~[securejarhandler-3.0.8.jar:?]
at cpw.mods.securejarhandler/cpw.mods.cl.ModuleClassLoader.loadFromModule(ModuleClassLoader.java:311) ~[securejarhandler-3.0.8.jar:?]
at cpw.mods.securejarhandler/cpw.mods.cl.ModuleClassLoader.findClass(ModuleClassLoader.java:298) ~[securejarhandler-3.0.8.jar:?]
at cpw.mods.securejarhandler/cpw.mods.cl.ModuleClassLoader.loadClass(ModuleClassLoader.java:214) ~[securejarhandler-3.0.8.jar:?]
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526) ~[?:?]
at java.base/java.lang.Class.forName0(Native Method) ~[?:?]
at java.base/java.lang.Class.forName(Class.java:534) ~[?:?]
at java.base/java.lang.Class.forName(Class.java:513) ~[?:?]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.service.modlauncher.ModLauncherClassProvider.findClass(ModLauncherClassProvider.java:76) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinProcessor.audit(MixinProcessor.java:254) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinTransformer.audit(MixinTransformer.java:171) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.MixinEnvironment.audit(MixinEnvironment.java:1667) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at TRANSFORMER/modernfix@5.26.1+mc1.21.1/org.embeddedt.modernfix.util.ClassInfoManager.doClear(ClassInfoManager.java:70) ~[modernfix-neoforge-5.26.1+mc1.21.1.jar%23994!/:5.26.1+mc1.21.1]
at java.base/java.util.concurrent.ForkJoinTask$RunnableExecuteAction.exec(ForkJoinTask.java:1423) [?:?]
at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:387) [?:?]
at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1312) [?:?]
at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1843) [?:?]
at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1808) [?:?]
at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:188) [?:?]
Caused by: org.spongepowered.asm.mixin.transformer.throwables.MixinPreProcessorException: Attach error for createcasing.mixins.json:create.BeltModelMixin from mod createcasing during activity: [Transform -> Method createEncased$getQuadsForSprite(Ljava/util/List;Lnet/createmod/catnip/render/SpriteShiftEntry;)Ljava/util/List; -> INVOKEVIRTUAL -> net/minecraft/client/renderer/block/model/BakedQuad::getSprite:()Lnet/minecraft/client/renderer/texture/TextureAtlasSprite;]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.attach(MixinPreProcessorStandard.java:313) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.createContextFor(MixinPreProcessorStandard.java:277) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinInfo.createContextFor(MixinInfo.java:1288) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinApplicatorStandard.apply(MixinApplicatorStandard.java:203) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.TargetClassContext.apply(TargetClassContext.java:437) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.TargetClassContext.applyMixins(TargetClassContext.java:418) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:363) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
... 27 more
Caused by: java.lang.RuntimeException: java.lang.ClassNotFoundException: net.minecraft.client.renderer.block.model.BakedQuad
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.transformMemberReference(MixinPreProcessorStandard.java:791) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.transformMethod(MixinPreProcessorStandard.java:777) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.transform(MixinPreProcessorStandard.java:743) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.attach(MixinPreProcessorStandard.java:307) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.createContextFor(MixinPreProcessorStandard.java:277) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinInfo.createContextFor(MixinInfo.java:1288) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinApplicatorStandard.apply(MixinApplicatorStandard.java:203) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.TargetClassContext.apply(TargetClassContext.java:437) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.TargetClassContext.applyMixins(TargetClassContext.java:418) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:363) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
... 27 more
Caused by: java.lang.ClassNotFoundException: net.minecraft.client.renderer.block.model.BakedQuad
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.transformMemberReference(MixinPreProcessorStandard.java:791) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.transformMethod(MixinPreProcessorStandard.java:777) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.transform(MixinPreProcessorStandard.java:743) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.attach(MixinPreProcessorStandard.java:307) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.createContextFor(MixinPreProcessorStandard.java:277) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinInfo.createContextFor(MixinInfo.java:1288) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinApplicatorStandard.apply(MixinApplicatorStandard.java:203) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.TargetClassContext.apply(TargetClassContext.java:437) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.TargetClassContext.applyMixins(TargetClassContext.java:418) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:363) ~[sponge-mixin-0.15.2+mixin.0.8.7.jar%2373!/:0.15.2+mixin.0.8.7]
... 27 more