18:24:35 [SEVERE] java.lang.Exception: Field 'b' does not exist in class file 'PlayerManager'!
18:24:35 [SEVERE] 	at com.bergerkiller.bukkit.common.SafeField.<init>(SafeField.java:25)
18:24:35 [SEVERE] 	at com.bergerkiller.bukkit.nolagg.meta.WorldMetaData.<init>(WorldMetaData.java:178)
18:24:35 [SEVERE] 	at com.bergerkiller.bukkit.nolagg.meta.WorldMetaData.get(WorldMetaData.java:57)
18:24:35 [SEVERE] 	at com.bergerkiller.bukkit.nolagg.meta.ChunkMetaData.get(ChunkMetaData.java:19)
18:24:35 [SEVERE] 	at com.bergerkiller.bukkit.nolagg.meta.ChunkMetaData.get(ChunkMetaData.java:16)
18:24:35 [SEVERE] 	at com.bergerkiller.bukkit.nolagg.NLListener.onChunkLoad(NLListener.java:134)
18:24:35 [SEVERE] 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
18:24:35 [SEVERE] 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
18:24:35 [SEVERE] 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
18:24:35 [SEVERE] 	at java.lang.reflect.Method.invoke(Method.java:597)
18:24:35 [SEVERE] 	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:330)
18:24:35 [SEVERE] 	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
18:24:35 [SEVERE] 	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:477)
18:24:35 [SEVERE] 	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:462)
18:24:35 [SEVERE] 	at net.minecraft.server.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:100)
18:24:35 [SEVERE] 	at net.minecraft.server.MinecraftServer.d(MinecraftServer.java:260)
18:24:35 [SEVERE] 	at net.minecraft.server.MinecraftServer.a(MinecraftServer.java:225)
18:24:35 [SEVERE] 	at net.minecraft.server.DedicatedServer.init(DedicatedServer.java:140)
18:24:35 [SEVERE] 	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:380)
18:24:35 [SEVERE] 	at net.minecraft.server.ThreadServerApplication.run(SourceFile:539)