I got home from work tonight only to find that my server was down. This is the error Code: 2011-11-02 16:17:10 [SEVERE] java.util.ConcurrentModificationException 2011-11-02 16:17:10 [SEVERE] at java.util.AbstractList$Itr.checkForComodification(AbstractList.java:372) 2011-11-02 16:17:10 [SEVERE] at java.util.AbstractList$Itr.next(AbstractList.java:343) 2011-11-02 16:17:10 [SEVERE] at java.util.AbstractCollection.removeAll(AbstractCollection.java:336) 2011-11-02 16:17:10 [SEVERE] at net.minecraft.server.World.tickEntities(World.java:1058) 2011-11-02 16:17:10 [SEVERE] at net.minecraft.server.MinecraftServer.h(MinecraftServer.java:467) 2011-11-02 16:17:10 [SEVERE] at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:374) 2011-11-02 16:17:10 [SEVERE] at net.minecraft.server.ThreadServerApplication.run(SourceFile:417) 2011-11-02 16:17:10 [SEVERE] Unexpected exception java.util.ConcurrentModificationException at java.util.AbstractList$Itr.checkForComodification(AbstractList.java:372) at java.util.AbstractList$Itr.next(AbstractList.java:343) at java.util.AbstractCollection.removeAll(AbstractCollection.java:336) at net.minecraft.server.World.tickEntities(World.java:1058) at net.minecraft.server.MinecraftServer.h(MinecraftServer.java:467) at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:374) at net.minecraft.server.ThreadServerApplication.run(SourceFile:417) 2011-11-02 16:17:30 [INFO] Read timed out 2011-11-02 16:17:44 [INFO] Read timed out After that it was spamming the connected players info. CB 1337 ------------------ Server Information ------------------ Java : Sun Microsystems Inc. 1.6.0_26 (http://java.sun.com/) Operating system : Linux 2.6.32-5-amd64 (amd64) Available processors: 16 Free memory : 5442 MB Max memory : 5883 MB Total memory : 5883 MB Server ID : xxxxxx Server name : xxxxxx Implementation : git-Bukkit-0.0.0-1131-g86b7fa8-b1337jnks (MC: 1.8.1) Player count : 12/80 ------- Plugins ------- ColoredSigns : 2.0 MyWarp : 2.0 Multiverse-Core : 2.1-b326 LWC-Economy : 1.3 Multiverse-Portals: 2.1-b295 FalseBookCore : 0.88alpha AutoMessage : 1.5 CommandBook : 1.6-customized NoCheat : 2.13c LagMeter : 0.5 Minequery : 1.5 PermissionsEx : 1.16 HeroChat : 4.10.3 Seen : 1.0 Votifier : 1.4 BorderGuard : 4.2 DispNameChanger : 3.1 BanHammer : 1.4.2 MCDocs : 11.2 Vault : 1.0.0dev-b65 WorldEdit : 4.7 PetitionPlugin : 1.34 iConomy : 5.01 ecoCreature : 0.0.7a (People are creatures too!) HeroBounty : 1.8.0 HeroSpawn : 0.2 NoFarm : 0.2.1 FalseBookExtra : 0.88alpha FalseBookBlock : 0.88alpha WorldGuard : 5.3 Permissions : 2.7.7 HawkEye : 1.0.5 mcMMO : 1.1.16 MobArena : 0.94.3.11 LWC : 3.53 ChestShop : 3.24 NoLagg : 1.34 Anyone? EDIT by Moderator: merged posts, please use the edit button instead of double posting.
Looks like conflicting plugins. I am tempted to say NameChanger and HeroChat but I can not know for certain, my advice is to remove all plugins and add them back one by one until the error starts and then you know what your problem is
