1. Linux 2. x64 3. #32-Ubuntu SMP Fri August 09:39:35 UTC 2010 i686 GNU/Linux java version "1.6.0_22" Java(TM) SE Runtime Environment (build 1.6.0_22-b04) Java HotSpot(TM) Client VM (build 17.1-b03, mixed mode, sharing) 4. No 5. 1060 6. ./launch.sh 7.Multiverse,essentials,warpz0r,citizens,worldguard,worldedit,voxelsniper,supplychest,iconomy,iconomchestshop,regionmarket,permissions, virtualshop, Heroes, Bigbrother This is happening whenever anyone tries to log into the server and then it gives stream error. I've already tried removing .dat and that did not work. I've even tried backups of the map to see if its because of a corrupt chunk but that didn't work either. Please help Code: 16:20:28 [INFO] insanehero [/154.5.45.101:10631] logged in with entity id 1006 at ([smp] -1428.875, 90.0, -1210.1875) 16:20:28 [SEVERE] java.lang.NullPointerException 16:20:28 [SEVERE] at java.lang.System.arraycopy(Native Method) 16:20:28 [SEVERE] at java.io.BufferedOutputStream.write(BufferedOutputStream.java:111) 16:20:28 [SEVERE] at java.io.DataOutputStream.write(DataOutputStream.java:90) 16:20:28 [SEVERE] at net.minecraft.server.Packet51MapChunk.a(Packet51MapChunk.java:88) 16:20:28 [SEVERE] at net.minecraft.server.Packet.a(Packet.java:116) 16:20:28 [SEVERE] at net.minecraft.server.NetworkManager.f(NetworkManager.java:107) 16:20:28 [SEVERE] at net.minecraft.server.NetworkManager.d(NetworkManager.java:263) 16:20:28 [SEVERE] at net.minecraft.server.NetworkWriterThread.run(SourceFile:107)