Ok my server was running fine untill one of my friends built a IC2 Miner an tried powering it up then it crashes.
I don't understand why I built a miner before he did an had no problems.
But now I get this error everytime i login too the server an it crashes after.
2012-11-27 21:25:19 [sEVERE] java.lang.StackOverflowError
2012-11-27 21:25:19 [sEVERE] at org.bukkit.craftbukkit.util.LongBaseHashtable.containsKey(LongBaseHashtable.java:50)
2012-11-27 21:25:19 [sEVERE] at org.bukkit.craftbukkit.util.LongBaseHashtable.getEntry(LongBaseHashtable.java:46)
2012-11-27 21:25:19 [sEVERE] at org.bukkit.craftbukkit.util.LongHashtable.get(LongHashtable.java:21)
2012-11-27 21:25:19 [sEVERE] at org.bukkit.craftbukkit.util.LongHashtable.get(LongHashtable.java:12)
2012-11-27 21:25:19 [sEVERE] at net.minecraft.server.ChunkProviderServer.getOrCreateChunk(ChunkProviderServer.java:121)
2012-11-27 21:25:19 [sEVERE] at net.minecraft.server.World.getChunkAt(World.java:335)
2012-11-27 21:25:19 [sEVERE] at net.minecraft.server.World.getTypeId(World.java:272)
2012-11-27 21:25:19 [sEVERE] at ic2.common.TileEntityMiner.canReachTarget(TileEntityMiner.java:341)
2012-11-27 21:25:19 [sEVERE] at ic2.common.TileEntityMiner.canReachTarget(TileEntityMiner.java:369)