2012-03-10 10:48:31 [WARNING] Could not properly handle event CHUNK_LOAD:
java.lang.IllegalAccessError: Synchronized code got accessed from another thread: lishid.orebfuscator.threading.OrebfuscatorThreadUpdate
        at org.bukkit.event.Listener.onChunkLoad(Listener:0)
        at sun.reflect.GeneratedMethodAccessor1.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:441)
        at net.minecraft.server.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:103)
        at org.bukkit.craftbukkit.CraftWorld.getChunkAt(CraftWorld.java:117)
        at org.bukkit.craftbukkit.CraftWorld.getBlockAt(CraftWorld.java:81)
        at org.bukkit.craftbukkit.block.CraftBlock.getRelative(CraftBlock.java:144)
        at org.bukkit.craftbukkit.block.CraftBlock.getRelative(CraftBlock.java:152)
        at org.bukkit.craftbukkit.block.CraftBlock.getRelative(CraftBlock.java:148)
        at lishid.orebfuscator.obfuscation.Calculations.GetAjacentBlocks(Calculations.java:87)
        at lishid.orebfuscator.obfuscation.Calculations.GetAjacentBlocks(Calculations.java:87)
        at lishid.orebfuscator.obfuscation.Calculations.GetAjacentBlocks(Calculations.java:87)
        at lishid.orebfuscator.obfuscation.Calculations.GetAjacentBlocks(Calculations.java:87)
        at lishid.orebfuscator.obfuscation.Calculations.GetAjacentBlocks(Calculations.java:87)
        at lishid.orebfuscator.obfuscation.Calculations.GetAjacentBlocks(Calculations.java:87)
        at lishid.orebfuscator.obfuscation.Calculations.GetAjacentBlocks(Calculations.java:85)
        at lishid.orebfuscator.obfuscation.Calculations.GetAjacentBlocks(Calculations.java:89)
        at lishid.orebfuscator.obfuscation.Calculations.GetAjacentBlocks(Calculations.java:85)
        at lishid.orebfuscator.obfuscation.Calculations.GetAjacentBlocks(Calculations.java:87)
        at lishid.orebfuscator.obfuscation.Calculations.UpdateBlocksNearby(Calculations.java:56)
        at lishid.orebfuscator.threading.OrebfuscatorThreadUpdate.run(OrebfuscatorThreadUpdate.java:80)
2012-03-10 10:48:31 [INFO] This error is logged only once: it could have occurred multiple times by now.