Howdy,
I'm currently attempting to create a forge-based server for myself and some friends. The server unfortunately crashes before it can completely start - can I get some help from those experienced in Forge-based Servers?
Code
[23:55:07] [main/ERROR] [LaunchWrapper]: Unable to launch
java.lang.RuntimeException: An error occurred trying to configure the Minecraft home at /aternos/server/. for Forge Mod Loader
at net.minecraftforge.fml.relauncher.FMLLaunchHandler.setupHome(FMLLaunchHandler.java:111) ~[forge.jar:?]
at net.minecraftforge.fml.relauncher.FMLLaunchHandler.setupServer(FMLLaunchHandler.java:87) ~[forge.jar:?]
at net.minecraftforge.fml.relauncher.FMLLaunchHandler.configureForServerLaunch(FMLLaunchHandler.java:47) ~[forge.jar:?]
at net.minecraftforge.fml.common.launcher.FMLServerTweaker.injectIntoClassLoader(FMLServerTweaker.java:62) ~[forge.jar:?]
at net.minecraft.launchwrapper.Launch.launch(Launch.java:115) [launchwrapper-1.12.jar:?]
at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.12.jar:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_222]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_222]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_222]
at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_222]
at net.minecraftforge.fml.relauncher.ServerLaunchWrapper.run(ServerLaunchWrapper.java:70) [forge.jar:?]
at net.minecraftforge.fml.relauncher.ServerLaunchWrapper.main(ServerLaunchWrapper.java:34) [forge.jar:?]
Caused by: java.lang.NoClassDefFoundError: cpw/mods/fml/relauncher/IFMLLoadingPlugin
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.8.0_222]
at java.lang.ClassLoader.defineClass(ClassLoader.java:763) ~[?:1.8.0_222]
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.8.0_222]
at java.net.URLClassLoader.defineClass(URLClassLoader.java:468) ~[?:1.8.0_222]
at java.net.URLClassLoader.access$100(URLClassLoader.java:74) ~[?:1.8.0_222]
at java.net.URLClassLoader$1.run(URLClassLoader.java:369) ~[?:1.8.0_222]
at java.net.URLClassLoader$1.run(URLClassLoader.java:363) ~[?:1.8.0_222]
at java.security.AccessController.doPrivileged(Native Method) ~[?:1.8.0_222]
at java.net.URLClassLoader.findClass(URLClassLoader.java:362) ~[?:1.8.0_222]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:117) ~[launchwrapper-1.12.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[?:1.8.0_222]
at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0_222]
at java.lang.Class.forName0(Native Method) ~[?:1.8.0_222]
at java.lang.Class.forName(Class.java:348) ~[?:1.8.0_222]
at net.minecraftforge.fml.relauncher.CoreModManager.loadCoreMod(CoreModManager.java:527) ~[forge.jar:?]
at net.minecraftforge.fml.relauncher.CoreModManager.discoverCoreMods(CoreModManager.java:451) ~[forge.jar:?]
at net.minecraftforge.fml.relauncher.CoreModManager.handleLaunch(CoreModManager.java:265) ~[forge.jar:?]
at net.minecraftforge.fml.relauncher.FMLLaunchHandler.setupHome(FMLLaunchHandler.java:107) ~[forge.jar:?]
... 11 more
Caused by: java.lang.ClassNotFoundException: cpw.mods.fml.relauncher.IFMLLoadingPlugin
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191) ~[launchwrapper-1.12.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[?:1.8.0_222]
at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0_222]
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.8.0_222]
at java.lang.ClassLoader.defineClass(ClassLoader.java:763) ~[?:1.8.0_222]
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.8.0_222]
at java.net.URLClassLoader.defineClass(URLClassLoader.java:468) ~[?:1.8.0_222]
at java.net.URLClassLoader.access$100(URLClassLoader.java:74) ~[?:1.8.0_222]
at java.net.URLClassLoader$1.run(URLClassLoader.java:369) ~[?:1.8.0_222]
at java.net.URLClassLoader$1.run(URLClassLoader.java:363) ~[?:1.8.0_222]
at java.security.AccessController.doPrivileged(Native Method) ~[?:1.8.0_222]
at java.net.URLClassLoader.findClass(URLClassLoader.java:362) ~[?:1.8.0_222]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:117) ~[launchwrapper-1.12.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[?:1.8.0_222]
at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0_222]
at java.lang.Class.forName0(Native Method) ~[?:1.8.0_222]
at java.lang.Class.forName(Class.java:348) ~[?:1.8.0_222]
at net.minecraftforge.fml.relauncher.CoreModManager.loadCoreMod(CoreModManager.java:527) ~[forge.jar:?]
at net.minecraftforge.fml.relauncher.CoreModManager.discoverCoreMods(CoreModManager.java:451) ~[forge.jar:?]
at net.minecraftforge.fml.relauncher.CoreModManager.handleLaunch(CoreModManager.java:265) ~[forge.jar:?]
at net.minecraftforge.fml.relauncher.FMLLaunchHandler.setupHome(FMLLaunchHandler.java:107) ~[forge.jar:?]
... 11 more
Caused by: java.lang.NullPointerException
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.12.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[?:1.8.0_222]
at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0_222]
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.8.0_222]
at java.lang.ClassLoader.defineClass(ClassLoader.java:763) ~[?:1.8.0_222]
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.8.0_222]
at java.net.URLClassLoader.defineClass(URLClassLoader.java:468) ~[?:1.8.0_222]
at java.net.URLClassLoader.access$100(URLClassLoader.java:74) ~[?:1.8.0_222]
at java.net.URLClassLoader$1.run(URLClassLoader.java:369) ~[?:1.8.0_222]
at java.net.URLClassLoader$1.run(URLClassLoader.java:363) ~[?:1.8.0_222]
at java.security.AccessController.doPrivileged(Native Method) ~[?:1.8.0_222]
at java.net.URLClassLoader.findClass(URLClassLoader.java:362) ~[?:1.8.0_222]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:117) ~[launchwrapper-1.12.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[?:1.8.0_222]
at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0_222]
at java.lang.Class.forName0(Native Method) ~[?:1.8.0_222]
at java.lang.Class.forName(Class.java:348) ~[?:1.8.0_222]
at net.minecraftforge.fml.relauncher.CoreModManager.loadCoreMod(CoreModManager.java:527) ~[forge.jar:?]
at net.minecraftforge.fml.relauncher.CoreModManager.discoverCoreMods(CoreModManager.java:451) ~[forge.jar:?]
at net.minecraftforge.fml.relauncher.CoreModManager.handleLaunch(CoreModManager.java:265) ~[forge.jar:?]
at net.minecraftforge.fml.relauncher.FMLLaunchHandler.setupHome(FMLLaunchHandler.java:107) ~[forge.jar:?]
... 11 more
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