I've been noticing this error and its VERY long unlike most errors and it dosent have any plugin names in it?? Code: 2011-10-17 16:54:53 [SEVERE] java.util.ConcurrentModificationException 2011-10-17 16:54:53 [SEVERE] at java.util.AbstractList$Itr.checkForComodification(Unknown Source) 2011-10-17 16:54:53 [SEVERE] at java.util.AbstractList$Itr.next(Unknown Source) 2011-10-17 16:54:53 [SEVERE] at org.bukkit.craftbukkit.CraftWorld.getPlayers(CraftWorld.java:551) 2011-10-17 16:54:53 [SEVERE] at me.ic3d.aa.aa$1.run(aa.java:87) 2011-10-17 16:54:53 [SEVERE] at org.bukkit.craftbukkit.scheduler.CraftWorker.run(CraftWorker.java:34) 2011-10-17 16:54:53 [SEVERE] at java.lang.Thread.run(Unknown Source) 2011-10-17 16:54:53 [SEVERE] java.util.ConcurrentModificationException 2011-10-17 16:54:53 [SEVERE] at java.util.AbstractList$Itr.checkForComodification(Unknown Source) 2011-10-17 16:54:53 [SEVERE] at java.util.AbstractList$Itr.next(Unknown Source) 2011-10-17 16:54:53 [SEVERE] at org.bukkit.craftbukkit.CraftWorld.getPlayers(CraftWorld.java:551) 2011-10-17 16:54:53 [SEVERE] at me.ic3d.aa.aa$1.run(aa.java:87) 2011-10-17 16:54:53 [SEVERE] at org.bukkit.craftbukkit.scheduler.CraftWorker.run(CraftWorker.java:34) 2011-10-17 16:54:53 [SEVERE] at java.lang.Thread.run(Unknown Source) 2011-10-17 16:54:53 [SEVERE] java.util.ConcurrentModificationException 2011-10-17 16:54:53 [SEVERE] at java.util.AbstractList$Itr.checkForComodification(Unknown Source) 2011-10-17 16:54:53 [SEVERE] at java.util.AbstractList$Itr.next(Unknown Source) 2011-10-17 16:54:53 [SEVERE] at org.bukkit.craftbukkit.CraftWorld.getPlayers(CraftWorld.java:551) 2011-10-17 16:54:53 [SEVERE] at me.ic3d.aa.aa$1.run(aa.java:87) 2011-10-17 16:54:53 [SEVERE] at org.bukkit.craftbukkit.scheduler.CraftWorker.run(CraftWorker.java:34) 2011-10-17 16:54:53 [SEVERE] at java.lang.Thread.run(Unknown Source) 2011-10-17 16:54:54 [SEVERE] java.util.ConcurrentModificationException 2011-10-17 16:54:54 [SEVERE] at java.util.AbstractList$Itr.checkForComodification(Unknown Source) 2011-10-17 16:54:54 [SEVERE] at java.util.AbstractList$Itr.next(Unknown Source) 2011-10-17 16:54:54 [SEVERE] at org.bukkit.craftbukkit.CraftWorld.getPlayers(CraftWorld.java:551) 2011-10-17 16:54:54 [SEVERE] at me.ic3d.aa.aa$1.run(aa.java:87) 2011-10-17 16:54:54 [SEVERE] at org.bukkit.craftbukkit.scheduler.CraftWorker.run(CraftWorker.java:34) 2011-10-17 16:54:54 [SEVERE] at java.lang.Thread.run(Unknown Source) 2011-10-17 16:54:56 [SEVERE] java.util.ConcurrentModificationException 2011-10-17 16:54:56 [SEVERE] at java.util.AbstractList$Itr.checkForComodification(Unknown Source) 2011-10-17 16:54:56 [SEVERE] at java.util.AbstractList$Itr.next(Unknown Source) 2011-10-17 16:54:56 [SEVERE] at org.bukkit.craftbukkit.CraftWorld.getPlayers(CraftWorld.java:551) 2011-10-17 16:54:56 [SEVERE] at me.ic3d.aa.aa$1.run(aa.java:87) 2011-10-17 16:54:56 [SEVERE] at org.bukkit.craftbukkit.scheduler.CraftWorker.run(CraftWorker.java:34) 2011-10-17 16:54:56 [SEVERE] at java.lang.Thread.run(Unknown Source) 2011-10-17 16:54:57 [SEVERE] java.util.ConcurrentModificationException 2011-10-17 16:54:57 [SEVERE] at java.util.AbstractList$Itr.checkForComodification(Unknown Source) 2011-10-17 16:54:57 [SEVERE] at java.util.AbstractList$Itr.next(Unknown Source) 2011-10-17 16:54:57 [SEVERE] at org.bukkit.craftbukkit.CraftWorld.getPlayers(CraftWorld.java:551) 2011-10-17 16:54:57 [SEVERE] at me.ic3d.aa.aa$1.run(aa.java:87) 2011-10-17 16:54:57 [SEVERE] at org.bukkit.craftbukkit.scheduler.CraftWorker.run(CraftWorker.java:34) 2011-10-17 16:54:57 [SEVERE] at java.lang.Thread.run(Unknown Source) 2011-10-17 16:54:57 [WARNING] Can't keep up! Did the system time change, or is the server overloaded? 2011-10-17 16:55:02 [SEVERE] java.util.ConcurrentModificationException 2011-10-17 16:55:02 [SEVERE] at java.util.AbstractList$Itr.checkForComodification(Unknown Source) 2011-10-17 16:55:02 [SEVERE] at java.util.AbstractList$Itr.next(Unknown Source) 2011-10-17 16:55:02 [SEVERE] at org.bukkit.craftbukkit.CraftWorld.getPlayers(CraftWorld.java:551) 2011-10-17 16:55:02 [SEVERE] at me.ic3d.aa.aa$1.run(aa.java:87) 2011-10-17 16:55:02 [SEVERE] at org.bukkit.craftbukkit.scheduler.CraftWorker.run(CraftWorker.java:34) 2011-10-17 16:55:02 [SEVERE] at java.lang.Thread.run(Unknown Source) 2011-10-17 16:55:03 [INFO] [Announcer] make warps! by /addwarp <name> then go back there with /warp <name> 2011-10-17 16:55:05 [SEVERE] java.util.ConcurrentModificationException 2011-10-17 16:55:05 [SEVERE] at java.util.AbstractList$Itr.checkForComodification(Unknown Source) 2011-10-17 16:55:05 [SEVERE] at java.util.AbstractList$Itr.next(Unknown Source) 2011-10-17 16:55:05 [SEVERE] at org.bukkit.craftbukkit.CraftWorld.getPlayers(CraftWorld.java:551) 2011-10-17 16:55:05 [SEVERE] at me.ic3d.aa.aa$1.run(aa.java:87) 2011-10-17 16:55:05 [SEVERE] at org.bukkit.craftbukkit.scheduler.CraftWorker.run(CraftWorker.java:34) 2011-10-17 16:55:05 [SEVERE] at java.lang.Thread.run(Unknown Source) 2011-10-17 16:55:18 [SEVERE] java.util.ConcurrentModificationException 2011-10-17 16:55:18 [SEVERE] at java.util.AbstractList$Itr.checkForComodification(Unknown Source) 2011-10-17 16:55:18 [SEVERE] at java.util.AbstractList$Itr.next(Unknown Source) 2011-10-17 16:55:18 [SEVERE] at org.bukkit.craftbukkit.CraftWorld.getPlayers(CraftWorld.java:551) 2011-10-17 16:55:18 [SEVERE] at me.ic3d.aa.aa$1.run(aa.java:87) 2011-10-17 16:55:18 [SEVERE] at org.bukkit.craftbukkit.scheduler.CraftWorker.run(CraftWorker.java:34) 2011-10-17 16:55:18 [SEVERE] at java.lang.Thread.run(Unknown Source) 2011-10-17 16:55:19 [SEVERE] java.util.ConcurrentModificationException 2011-10-17 16:55:19 [SEVERE] at java.util.AbstractList$Itr.checkForComodification(Unknown Source) 2011-10-17 16:55:19 [SEVERE] at java.util.AbstractList$Itr.next(Unknown Source) 2011-10-17 16:55:19 [SEVERE] at org.bukkit.craftbukkit.CraftWorld.getPlayers(CraftWorld.java:551) 2011-10-17 16:55:19 [SEVERE] at me.ic3d.aa.aa$1.run(aa.java:87) 2011-10-17 16:55:19 [SEVERE] at org.bukkit.craftbukkit.scheduler.CraftWorker.run(CraftWorker.java:34) 2011-10-17 16:55:19 [SEVERE] at java.lang.Thread.run(Unknown Source) 2011-10-17 16:55:19 [SEVERE] java.util.ConcurrentModificationException 2011-10-17 16:55:19 [SEVERE] at java.util.AbstractList$Itr.checkForComodification(Unknown Source) 2011-10-17 16:55:19 [SEVERE] at java.util.AbstractList$Itr.next(Unknown Source) 2011-10-17 16:55:19 [SEVERE] at org.bukkit.craftbukkit.CraftWorld.getPlayers(CraftWorld.java:551) 2011-10-17 16:55:19 [SEVERE] at me.ic3d.aa.aa$1.run(aa.java:87) 2011-10-17 16:55:19 [SEVERE] at org.bukkit.craftbukkit.scheduler.CraftWorker.run(CraftWorker.java:34) 2011-10-17 16:55:19 [SEVERE] at java.lang.Thread.run(Unknown Source) 2011-10-17 16:55:26 [SEVERE] java.util.ConcurrentModificationException 2011-10-17 16:55:26 [SEVERE] at java.util.AbstractList$Itr.checkForComodification(Unknown Source) 2011-10-17 16:55:26 [SEVERE] at java.util.AbstractList$Itr.next(Unknown Source) 2011-10-17 16:55:26 [SEVERE] at org.bukkit.craftbukkit.CraftWorld.getPlayers(CraftWorld.java:551) 2011-10-17 16:55:26 [SEVERE] at me.ic3d.aa.aa$1.run(aa.java:87) 2011-10-17 16:55:26 [SEVERE] at org.bukkit.craftbukkit.scheduler.CraftWorker.run(CraftWorker.java:34) 2011-10-17 16:55:26 [SEVERE] at java.lang.Thread.run(Unknown Source) here is all my plugins any help? EDIT by Moderator: merged posts, please use the edit button instead of double posting.