jeghetervetle Posted March 8, 2012 Share Posted March 8, 2012 Hello guys, I get this error while trying to run a tekkit 2.1.1 server on my mac: >Failed to load mod from "mod_IC2AdvancedMachines.class" >java.lang.UnsupportedClassVersionError: net/minecraft/server/mod_IC2AdvancedMachines : Unsupported major.minor version 51.0 at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631) at java.lang.ClassLoader.defineClass(ClassLoader.java:615) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141) at java.net.URLClassLoader.defineClass(URLClassLoader.java:283) at java.net.URLClassLoader.access$000(URLClassLoader.java:58) at java.net.URLClassLoader$1.run(URLClassLoader.java:197) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:190) at java.lang.ClassLoader.loadClass(ClassLoader.java:306) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301) at java.lang.ClassLoader.loadClass(ClassLoader.java:247) at net.minecraft.server.ModLoader.addMod(ModLoader.java:172) at net.minecraft.server.ModLoader.readFromModFolder(ModLoader.java:929) at net.minecraft.server.ModLoader.init(ModLoader.java:683) at net.minecraft.server.ModLoader.Init(ModLoader.java:1357) at net.minecraft.server.MinecraftServer.init(MinecraftServer.java:102) at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:411) at net.minecraft.server.ThreadServerApplication.run(SourceFile:465) 23:21:55 [sEVERE] Unexpected exception java.lang.UnsupportedClassVersionError: net/minecraft/server/mod_IC2AdvancedMachines : Unsupported major.minor version 51.0 at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631) at java.lang.ClassLoader.defineClass(ClassLoader.java:615) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141) at java.net.URLClassLoader.defineClass(URLClassLoader.java:283) at java.net.URLClassLoader.access$000(URLClassLoader.java:58) at java.net.URLClassLoader$1.run(URLClassLoader.java:197) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:190) at java.lang.ClassLoader.loadClass(ClassLoader.java:306) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301) at java.lang.ClassLoader.loadClass(ClassLoader.java:247) at net.minecraft.server.ModLoader.addMod(ModLoader.java:172) at net.minecraft.server.ModLoader.readFromModFolder(ModLoader.java:929) at net.minecraft.server.ModLoader.init(ModLoader.java:683) at net.minecraft.server.ModLoader.Init(ModLoader.java:1357) at net.minecraft.server.MinecraftServer.init(MinecraftServer.java:102) at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:411) at net.minecraft.server.ThreadServerApplication.run(SourceFile:465) >java.lang.RuntimeException: Exception occured in ModLoader at net.minecraft.server.ModLoader.ThrowException(ModLoader.java:1292) at net.minecraft.server.ModLoader.ThrowException(ModLoader.java:1297) at net.minecraft.server.ModLoader.addMod(ModLoader.java:193) at net.minecraft.server.ModLoader.readFromModFolder(ModLoader.java:929) at net.minecraft.server.ModLoader.init(ModLoader.java:683) at net.minecraft.server.ModLoader.Init(ModLoader.java:1357) at net.minecraft.server.MinecraftServer.init(MinecraftServer.java:102) at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:411) at net.minecraft.server.ThreadServerApplication.run(SourceFile:465) Caused by: java.lang.UnsupportedClassVersionError: net/minecraft/server/mod_IC2AdvancedMachines : Unsupported major.minor version 51.0 at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631) at java.lang.ClassLoader.defineClass(ClassLoader.java:615) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141) at java.net.URLClassLoader.defineClass(URLClassLoader.java:283) at java.net.URLClassLoader.access$000(URLClassLoader.java:58) at java.net.URLClassLoader$1.run(URLClassLoader.java:197) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:190) at java.lang.ClassLoader.loadClass(ClassLoader.java:306) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301) at java.lang.ClassLoader.loadClass(ClassLoader.java:247) at net.minecraft.server.ModLoader.addMod(ModLoader.java:172) ... 6 more 23:21:55 [sEVERE] Unexpected exception java.lang.RuntimeException: Exception occured in ModLoader at net.minecraft.server.ModLoader.ThrowException(ModLoader.java:1292) at net.minecraft.server.ModLoader.ThrowException(ModLoader.java:1297) at net.minecraft.server.ModLoader.addMod(ModLoader.java:193) at net.minecraft.server.ModLoader.readFromModFolder(ModLoader.java:929) at net.minecraft.server.ModLoader.init(ModLoader.java:683) at net.minecraft.server.ModLoader.Init(ModLoader.java:1357) at net.minecraft.server.MinecraftServer.init(MinecraftServer.java:102) at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:411) at net.minecraft.server.ThreadServerApplication.run(SourceFile:465) Caused by: java.lang.UnsupportedClassVersionError: net/minecraft/server/mod_IC2AdvancedMachines : Unsupported major.minor version 51.0 at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631) at java.lang.ClassLoader.defineClass(ClassLoader.java:615) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141) at java.net.URLClassLoader.defineClass(URLClassLoader.java:283) at java.net.URLClassLoader.access$000(URLClassLoader.java:58) at java.net.URLClassLoader$1.run(URLClassLoader.java:197) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:190) at java.lang.ClassLoader.loadClass(ClassLoader.java:306) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301) at java.lang.ClassLoader.loadClass(ClassLoader.java:247) at net.minecraft.server.ModLoader.addMod(ModLoader.java:172) ... 6 more >java.lang.RuntimeException: ModLoader has failed to initialize. at net.minecraft.server.ModLoader.ThrowException(ModLoader.java:1292) at net.minecraft.server.ModLoader.init(ModLoader.java:715) at net.minecraft.server.ModLoader.Init(ModLoader.java:1357) at net.minecraft.server.MinecraftServer.init(MinecraftServer.java:102) at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:411) at net.minecraft.server.ThreadServerApplication.run(SourceFile:465) Caused by: java.lang.RuntimeException: Exception occured in ModLoader at net.minecraft.server.ModLoader.ThrowException(ModLoader.java:1292) at net.minecraft.server.ModLoader.ThrowException(ModLoader.java:1297) at net.minecraft.server.ModLoader.addMod(ModLoader.java:193) at net.minecraft.server.ModLoader.readFromModFolder(ModLoader.java:929) at net.minecraft.server.ModLoader.init(ModLoader.java:683) ... 4 more Caused by: java.lang.UnsupportedClassVersionError: net/minecraft/server/mod_IC2AdvancedMachines : Unsupported major.minor version 51.0 at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631) at java.lang.ClassLoader.defineClass(ClassLoader.java:615) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141) at java.net.URLClassLoader.defineClass(URLClassLoader.java:283) at java.net.URLClassLoader.access$000(URLClassLoader.java:58) at java.net.URLClassLoader$1.run(URLClassLoader.java:197) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:190) at java.lang.ClassLoader.loadClass(ClassLoader.java:306) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301) at java.lang.ClassLoader.loadClass(ClassLoader.java:247) at net.minecraft.server.ModLoader.addMod(ModLoader.java:172) ... 6 more 23:21:55 [sEVERE] Unexpected exception java.lang.RuntimeException: ModLoader has failed to initialize. at net.minecraft.server.ModLoader.ThrowException(ModLoader.java:1292) at net.minecraft.server.ModLoader.init(ModLoader.java:715) at net.minecraft.server.ModLoader.Init(ModLoader.java:1357) at net.minecraft.server.MinecraftServer.init(MinecraftServer.java:102) at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:411) at net.minecraft.server.ThreadServerApplication.run(SourceFile:465) Caused by: java.lang.RuntimeException: Exception occured in ModLoader at net.minecraft.server.ModLoader.ThrowException(ModLoader.java:1292) at net.minecraft.server.ModLoader.ThrowException(ModLoader.java:1297) at net.minecraft.server.ModLoader.addMod(ModLoader.java:193) at net.minecraft.server.ModLoader.readFromModFolder(ModLoader.java:929) at net.minecraft.server.ModLoader.init(ModLoader.java:683) ... 4 more Caused by: java.lang.UnsupportedClassVersionError: net/minecraft/server/mod_IC2AdvancedMachines : Unsupported major.minor version 51.0 at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631) at java.lang.ClassLoader.defineClass(ClassLoader.java:615) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141) at java.net.URLClassLoader.defineClass(URLClassLoader.java:283) at java.net.URLClassLoader.access$000(URLClassLoader.java:58) at java.net.URLClassLoader$1.run(URLClassLoader.java:197) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:190) at java.lang.ClassLoader.loadClass(ClassLoader.java:306) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301) at java.lang.ClassLoader.loadClass(ClassLoader.java:247) at net.minecraft.server.ModLoader.addMod(ModLoader.java:172) ... 6 more Does somebody know what I can do to solve this problem? Any help would be greatly appreciated :) Link to comment Share on other sites More sharing options...
Viderizer Posted March 8, 2012 Share Posted March 8, 2012 Re: Error running tekkie server on mac [Please help] http://forums.technicpack.net/index.php/topic,2834.0/ Read stickies, search the forum, put some effort in. Link to comment Share on other sites More sharing options...
jeghetervetle Posted March 8, 2012 Author Share Posted March 8, 2012 Re: Error running tekkie server on mac [Please help] http://forums.technicpack.net/index.php/topic,2834.0/ Read stickies, search the forum, put some effort in. Okay, sorry my fault:( But thanks anyways! Works like a charm now Link to comment Share on other sites More sharing options...
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