Nasty bug nuking mine server!

hello all,

im wondering can someone decode what this error is. Im not familiar with this but i know to copy paste it

It crashes server faking its online. Save-all and Stop command working well. After restart all seems ok.


http://pastebin.com/WFyR29c0

Im using latest craftbukkit 1.3.2-R2.0 (Build #02396)

With following plugins:

[INFO] Plugins (42): WorldBorder, Orebfuscator, RageBan, GroupManager, PickBoat, WorldEdit, mcjobs, SafeExplosions, Vault, PlotMe, Stargate, Multiverse-Core, SimpleModerator, WorldGuard, TreeAssist, RemoteToolkitPlugin, Appleseed, AuthMe, Permissions, IPL, LongerDay, MasterPromote, AntiXRay, ServerLogSaver, RedstoneClockDetector, Lockette, TheEndAgain, GriefPrevention, AutoSaveWorld, Essentials, LagMeter, EssentialsProtect, EssentialsSpawn, StargateCommand, Multiverse-Inventories, Stargate-DHD, JSONAPI, EssentialsAntiBuild, ChestShop, EssentialsChat, AntiCheat, Lift

Thing is that after this error server is not responding, but i can do save-all and stop. When i restart it, all seems ok.

Can someone please tell me with what is this error related?

Sorry for "non-English" its not mine native language

many thnx in advance !