Server-creation error

[Genok]

Hi i have a problem with the voltz-server.

I give him 1 GB to work.(I wanna play with my friends)

But after a while an error-message opens.

...

2013-04-26 14:13:35 [iNFO] [sTDERR] Exception in thread "main" java.lang.RuntimeException: java.lang.NoClassDefFoundError: com/google/common/io/LineProcessor

2013-04-26 14:13:35 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.FMLRelauncher.setupHome(FMLRelauncher.java:175)

2013-04-26 14:13:35 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.FMLRelauncher.relaunchServer(FMLRelauncher.java:133)

2013-04-26 14:13:35 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.FMLRelauncher.handleServerRelaunch(FMLRelauncher.java:33)

2013-04-26 14:13:35 [iNFO] [sTDERR] at net.minecraft.server.MinecraftServer.main(MinecraftServer.java:1376)

2013-04-26 14:13:35 [iNFO] [sTDERR] Caused by: java.lang.NoClassDefFoundError: com/google/common/io/LineProcessor

2013-04-26 14:13:35 [iNFO] [sTDERR] at java.lang.Class.getDeclaredConstructors0(Native Method)

2013-04-26 14:13:35 [iNFO] [sTDERR] at java.lang.Class.privateGetDeclaredConstructors(Unknown Source)

2013-04-26 14:13:35 [iNFO] [sTDERR] at java.lang.Class.getConstructor0(Unknown Source)

2013-04-26 14:13:35 [iNFO] [sTDERR] at java.lang.Class.newInstance0(Unknown Source)

2013-04-26 14:13:35 [iNFO] [sTDERR] at java.lang.Class.newInstance(Unknown Source)

2013-04-26 14:13:35 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.RelaunchClassLoader.registerTransformer(RelaunchClassLoader.java:77)

2013-04-26 14:13:35 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.RelaunchLibraryManager.handleLaunch(RelaunchLibraryManager.java:238)

2013-04-26 14:13:35 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.FMLRelauncher.setupHome(FMLRelauncher.java:155)

2013-04-26 14:13:35 [iNFO] [sTDERR] ... 3 more

2013-04-26 14:13:35 [iNFO] [sTDERR] Caused by: java.lang.ClassNotFoundException: com.google.common.io.LineProcessor

2013-04-26 14:13:35 [iNFO] [sTDERR] at java.net.URLClassLoader$1.run(Unknown Source)

2013-04-26 14:13:35 [iNFO] [sTDERR] at java.net.URLClassLoader$1.run(Unknown Source)

2013-04-26 14:13:35 [iNFO] [sTDERR] at java.security.AccessController.doPrivileged(Native Method)

2013-04-26 14:13:35 [iNFO] [sTDERR] at java.net.URLClassLoader.findClass(Unknown Source)

2013-04-26 14:13:35 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.RelaunchClassLoader.findClass(RelaunchClassLoader.java:110)

2013-04-26 14:13:35 [iNFO] [sTDERR] at java.lang.ClassLoader.loadClass(Unknown Source)

2013-04-26 14:13:35 [iNFO] [sTDERR] at java.lang.ClassLoader.loadClass(Unknown Source)

2013-04-26 14:13:35 [iNFO] [sTDERR] ... 11 more

Sorry for my bad English

i hope somebody can help me.

[Richs_Yard]

What are your computer specs? (OS? Java Version?)