2012-04-05 11:27:58 [WARNING] Could not properly handle event CHUNK_LOAD:
java.lang.IllegalAccessError: Synchronized code got accessed from another thread: de.MRTeam.MinecartRevolution.Control.StationTimerThread
	at org.bukkit.event.Listener.onChunkLoad(Listener:0)
	at sun.reflect.GeneratedMethodAccessor73.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:301)
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:459)
	at net.minecraft.server.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:103)
	at com.bergerkiller.bukkit.nolagg.examine.TimedChunkProviderServer.getChunkAt(TimedChunkProviderServer.java:147)
	at org.bukkit.craftbukkit.CraftWorld.getChunkAt(CraftWorld.java:115)
	at org.bukkit.craftbukkit.CraftWorld.getBlockAt(CraftWorld.java:79)
	at org.bukkit.craftbukkit.block.CraftBlockState.getBlock(CraftBlockState.java:108)
	at org.bukkit.craftbukkit.block.CraftBlockState.update(CraftBlockState.java:116)
	at org.bukkit.craftbukkit.block.CraftSign.update(CraftSign.java:35)
	at org.bukkit.craftbukkit.block.CraftBlockState.update(CraftBlockState.java:112)
	at de.MRTeam.MinecartRevolution.Control.StationTimerThread.run(BlockStation.java:145)
2012-04-05 11:27:58 [INFO] This error is logged only once: it could have occurred multiple times by now.