Minecraft server.log

2012-11-03 20:34:19 [INFO] Starting minecraft server version 1.4.2
2012-11-03 20:34:22 [INFO] Loading properties
2012-11-03 20:34:22 [INFO] Default game type: ADVENTURE
2012-11-03 20:34:22 [INFO] Generating keypair
2012-11-03 20:34:22 [INFO] Starting Minecraft server on *:25666
2012-11-03 20:34:22 [INFO] Preparing level "Sandbox"
2012-11-03 20:34:22 [INFO] Preparing start region for level 0
2012-11-03 20:34:23 [INFO] Preparing spawn area: 94%
2012-11-03 20:34:24 [INFO] Done (1.292s)! For help, type "help" or "?"
2012-11-03 20:34:25 [INFO] User TheDruidsKeeper connecting with mods [Mystcraft, TwilightForest]
2012-11-03 20:34:25 [INFO] TheDruidsKeeper[/127.0.0.1:49976] logged in with entity id 277 at (156.19982698749988, 40.0, 237.22598957502242)
2012-11-03 20:34:28 [SEVERE] Encountered an unexpected exception NoSuchMethodError
java.lang.NoSuchMethodError: ge.transferPlayerToDimension(Lih;ILxs;)V
	at twilightforest.BlockTFPortal.a(BlockTFPortal.java:290)
	at lb.D(Entity.java:1006)
	at lb.d(Entity.java:950)
	at ln.e(EntityLiving.java:1440)
	at qg.e(EntityPlayer.java:1660)
	at ln.c(EntityLiving.java:1709)
	at qg.c(EntityPlayer.java:494)
	at ln.j_(EntityLiving.java:753)
	at qg.j_(EntityPlayer.java:273)
	at ih.g(EntityPlayerMP.java:207)
	at im.a(NetServerHandler.java:265)
	at dt.a(SourceFile:136)
	at bx.b(TcpConnection.java:441)
	at im.d(NetServerHandler.java:80)
	at in.b(NetworkListenThread.java:55)
	at hk.b(SourceFile:30)
	at net.minecraft.server.MinecraftServer.r(MinecraftServer.java:664)
	at hg.r(DedicatedServer.java:241)
	at net.minecraft.server.MinecraftServer.q(MinecraftServer.java:585)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:492)
	at fp.run(SourceFile:818)
2012-11-03 20:34:28 [SEVERE] This crash report has been saved to: /home/vminecraft/spool/worlds/Sandbox/./crash-reports/crash-2012-11-03_20.34.28-server.txt
2012-11-03 20:35:00 [INFO] Stopping the server
2012-11-03 20:35:00 [INFO] Stopping server
2012-11-03 20:35:00 [INFO] Saving players
2012-11-03 20:35:00 [INFO] Saving worlds
2012-11-03 20:35:00 [INFO] Saving chunks for level 'Sandbox'/Overworld
2012-11-03 20:35:00 [INFO] Saving chunks for level 'Sandbox'/Nether
2012-11-03 20:35:00 [INFO] Saving chunks for level 'Sandbox'/The End
2012-11-03 20:35:00 [INFO] Saving chunks for level 'Sandbox'/Twilight Forest
2012-11-03 20:35:01 [INFO] Stopping server