System Information
Field | Value |
---|---|
Operating System | Linux - Debian GNU/Linux 11 on x86_64 |
Product | AMP ‘Decadeus’ v2.4.6.6 (Mainline) |
Virtualization | QEMU_KVM |
Application | Minecraft |
Module | MinecraftModule |
Running in Container | No |
Current State | Failed |
Yes, Java 8 is selected.
No there’s no mods installed yet
Issue
Error:
A problem occurred running the Server launcher.java.lang.reflect.InvocationTargetException
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at net.minecraftforge.fml.relauncher.ServerLaunchWrapper.run(ServerLaunchWrapper.java:70)
at net.minecraftforge.fml.relauncher.ServerLaunchWrapper.main(ServerLaunchWrapper.java:34)
Caused by: java.lang.ClassCastException: class jdk.internal.loader.ClassLoaders$AppClassLoader cannot be cast to class java.net.URLClassLoader (jdk.internal.loader.ClassLoaders$AppClassLoader and java.net.URLClassLoader are in module java.base of loader ‘bootstrap’)
at net.minecraft.launchwrapper.Launch.(Launch.java:34)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
… 6 more
Reproduction Steps
- Opened Game Panel
- Installed Forge 14.23.5.2859 (1.12.2)
- Started the server