net.minecraftforge.fml.common.LoaderException

java.lang.NoClassDefFoundError: modconfig/IConfigCategory

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Solutions on the web119

  • via GitHub by poflynn
    , 9 months ago
    java.lang.NoClassDefFoundError: modconfig/IConfigCategory
  • via GitHub by SamB440
    , 10 months ago
    java.lang.NoClassDefFoundError: modconfig/IConfigCategory
  • java.lang.NoClassDefFoundError: practicalities/items/ItemMagnet
  • Stack trace

    • net.minecraftforge.fml.common.LoaderException: java.lang.NoClassDefFoundError: modconfig/IConfigCategory at net.minecraftforge.fml.common.LoadController.transition(LoadController.java:186) at net.minecraftforge.fml.common.Loader.loadMods(Loader.java:576) at net.minecraftforge.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:218) at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:439) at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:351) at net.minecraft.client.main.Main.main(SourceFile:124) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:483) at net.minecraft.launchwrapper.Launch.launch(Launch.java:135) at net.minecraft.launchwrapper.Launch.main(Launch.java:28) Caused by: java.lang.NoClassDefFoundError: modconfig/IConfigCategory at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Class.java:344) at net.minecraftforge.fml.common.FMLModContainer.constructMod(FMLModContainer.java:503) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:483) at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74) at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47) at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322) at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304) at com.google.common.eventbus.EventBus.post(EventBus.java:275) at net.minecraftforge.fml.common.LoadController.sendEventToModContainer(LoadController.java:239) at net.minecraftforge.fml.common.LoadController.propogateStateMessage(LoadController.java:217) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:483) at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74) at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47) at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322) at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304) at com.google.common.eventbus.EventBus.post(EventBus.java:275) at net.minecraftforge.fml.common.LoadController.distributeStateMessage(LoadController.java:142) at net.minecraftforge.fml.common.Loader.loadMods(Loader.java:545) ... 10 more Caused by: java.lang.ClassNotFoundException: modconfig.IConfigCategory at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191) at java.lang.ClassLoader.loadClass(ClassLoader.java:424) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ... 35 more Caused by: java.lang.NullPointerException at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ... 37 more

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