Need help with bikkit server [SEVERE] null; logs inside

2011-03-16 18:03:02 [SEVERE] null
java.lang.Exception: A warp with a similar name already exists.
at com.earth2me.essentials.Warps.setWarp(Warps.java:80)
at com.earth2me.essentials.Warps.convertWarps(Warps.java:152)
at com.earth2me.essentials.Warps.<init>(Warps.java:30)
at com.earth2me.essentials.Essentials.onEnable(Essentials.java:130)
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:118)
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:451)
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:217)
at org.bukkit.craftbukkit.CraftServer.loadPlugin(CraftServer.java:83)
at org.bukkit.craftbukkit.CraftServer.loadPlugins(CraftServer.java:61)
at net.minecraft.server.MinecraftServer.e(MinecraftServer.java:204)
at net.minecraft.server.MinecraftServer.a(MinecraftServer.java:191)
at net.minecraft.server.MinecraftServer.d(MinecraftServer.java:131)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:246)
at net.minecraft.server.ThreadServerApplication.run(SourceFile:366)
2011-03-16 18:03:02 [SEVERE] null
java.lang.Exception: A warp with a similar name already exists.
at com.earth2me.essentials.Warps.setWarp(Warps.java:80)
at com.earth2me.essentials.Warps.convertWarps(Warps.java:152)
at com.earth2me.essentials.Warps.<init>(Warps.java:30)
at com.earth2me.essentials.Essentials.onEnable(Essentials.java:130)
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:118)
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:451)
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:217)
at org.bukkit.craftbukkit.CraftServer.loadPlugin(CraftServer.java:83)
at org.bukkit.craftbukkit.CraftServer.loadPlugins(CraftServer.java:61)
at net.minecraft.server.MinecraftServer.e(MinecraftServer.java:204)
at net.minecraft.server.MinecraftServer.a(MinecraftServer.java:191)
at net.minecraft.server.MinecraftServer.d(MinecraftServer.java:131)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:246)
at net.minecraft.server.ThreadServerApplication.run(SourceFile:366)
2011-03-16 18:03:02 [SEVERE] null
java.lang.Exception: A warp with a similar name already exists.
at com.earth2me.essentials.Warps.setWarp(Warps.java:80)
at com.earth2me.essentials.Warps.convertWarps(Warps.java:152)
at com.earth2me.essentials.Warps.<init>(Warps.java:30)
at com.earth2me.essentials.Essentials.onEnable(Essentials.java:130)
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:118)
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:451)
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:217)
at org.bukkit.craftbukkit.CraftServer.loadPlugin(CraftServer.java:83)
at org.bukkit.craftbukkit.CraftServer.loadPlugins(CraftServer.java:61)
at net.minecraft.server.MinecraftServer.e(MinecraftServer.java:204)
at net.minecraft.server.MinecraftServer.a(MinecraftServer.java:191)
at net.minecraft.server.MinecraftServer.d(MinecraftServer.java:131)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:246)
at net.minecraft.server.ThreadServerApplication.run(SourceFile:366)
2011-03-16 18:03:02 [SEVERE] null
java.lang.Exception: A warp with a similar name already exists.
at com.earth2me.essentials.Warps.setWarp(Warps.java:80)
at com.earth2me.essentials.Warps.convertWarps(Warps.java:152)
at com.earth2me.essentials.Warps.<init>(Warps.java:30)
at com.earth2me.essentials.Essentials.onEnable(Essentials.java:130)
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:118)
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:451)
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:217)
at org.bukkit.craftbukkit.CraftServer.loadPlugin(CraftServer.java:83)
at org.bukkit.craftbukkit.CraftServer.loadPlugins(CraftServer.java:61)
at net.minecraft.server.MinecraftServer.e(MinecraftServer.java:204)
at net.minecraft.server.MinecraftServer.a(MinecraftServer.java:191)
at net.minecraft.server.MinecraftServer.d(MinecraftServer.java:131)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:246)
at net.minecraft.server.ThreadServerApplication.run(SourceFile:366)
2011-03-16 18:03:02 [SEVERE] null
java.lang.Exception: A warp with a similar name already exists.
at com.earth2me.essentials.Warps.setWarp(Warps.java:80)
at com.earth2me.essentials.Warps.convertWarps(Warps.java:152)
at com.earth2me.essentials.Warps.<init>(Warps.java:30)
at com.earth2me.essentials.Essentials.onEnable(Essentials.java:130)
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:118)
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:451)
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:217)
at org.bukkit.craftbukkit.CraftServer.loadPlugin(CraftServer.java:83)
at org.bukkit.craftbukkit.CraftServer.loadPlugins(CraftServer.java:61)
at net.minecraft.server.MinecraftServer.e(MinecraftServer.java:204)
at net.minecraft.server.MinecraftServer.a(MinecraftServer.java:191)
at net.minecraft.server.MinecraftServer.d(MinecraftServer.java:131)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:246)
at net.minecraft.server.ThreadServerApplication.run(SourceFile:366)
2011-03-16 18:03:02 [SEVERE] null
java.lang.Exception: A warp with a similar name already exists.
at com.earth2me.essentials.Warps.setWarp(Warps.java:80)
at com.earth2me.essentials.Warps.convertWarps(Warps.java:152)
at com.earth2me.essentials.Warps.<init>(Warps.java:30)
at com.earth2me.essentials.Essentials.onEnable(Essentials.java:130)
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:118)
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:451)
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:217)
at org.bukkit.craftbukkit.CraftServer.loadPlugin(CraftServer.java:83)
at org.bukkit.craftbukkit.CraftServer.loadPlugins(CraftServer.java:61)
at net.minecraft.server.MinecraftServer.e(MinecraftServer.java:204)
at net.minecraft.server.MinecraftServer.a(MinecraftServer.java:191)
at net.minecraft.server.MinecraftServer.d(MinecraftServer.java:131)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:246)
at net.minecraft.server.ThreadServerApplication.run(SourceFile:366)
2011-03-16 18:03:02 [SEVERE] null
java.lang.Exception: A warp with a similar name already exists.
at com.earth2me.essentials.Warps.setWarp(Warps.java:80)
at com.earth2me.essentials.Warps.convertWarps(Warps.java:152)
at com.earth2me.essentials.Warps.<init>(Warps.java:30)
at com.earth2me.essentials.Essentials.onEnable(Essentials.java:130)
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:118)
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:451)
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:217)
at org.bukkit.craftbukkit.CraftServer.loadPlugin(CraftServer.java:83)
at org.bukkit.craftbukkit.CraftServer.loadPlugins(CraftServer.java:61)
at net.minecraft.server.MinecraftServer.e(MinecraftServer.java:204)
at net.minecraft.server.MinecraftServer.a(MinecraftServer.java:191)
at net.minecraft.server.MinecraftServer.d(MinecraftServer.java:131)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:246)
at net.minecraft.server.ThreadServerApplication.run(SourceFile:366)
2011-03-16 18:03:02 [SEVERE] null
java.lang.Exception: A warp with a similar name already exists.
at com.earth2me.essentials.Warps.setWarp(Warps.java:80)
at com.earth2me.essentials.Warps.convertWarps(Warps.java:152)
at com.earth2me.essentials.Warps.<init>(Warps.java:30)
at com.earth2me.essentials.Essentials.onEnable(Essentials.java:130)
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:118)
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:451)
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:217)
at org.bukkit.craftbukkit.CraftServer.loadPlugin(CraftServer.java:83)
at org.bukkit.craftbukkit.CraftServer.loadPlugins(CraftServer.java:61)
at net.minecraft.server.MinecraftServer.e(MinecraftServer.java:204)
at net.minecraft.server.MinecraftServer.a(MinecraftServer.java:191)
at net.minecraft.server.MinecraftServer.d(MinecraftServer.java:131)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:246)
at net.minecraft.server.ThreadServerApplication.run(SourceFile:366)
2011-03-16 18:03:02 [WARNING] World nether not loaded, but directory found. Converting warp anyway.
2011-03-16 18:03:02 [SEVERE] null
java.lang.Exception: A warp with a similar name already exists.
at com.earth2me.essentials.Warps.setWarp(Warps.java:80)
at com.earth2me.essentials.Warps.convertWarps(Warps.java:152)
at com.earth2me.essentials.Warps.<init>(Warps.java:30)
at com.earth2me.essentials.Essentials.onEnable(Essentials.java:130)
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:118)
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:451)
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:217)
at org.bukkit.craftbukkit.CraftServer.loadPlugin(CraftServer.java:83)
at org.bukkit.craftbukkit.CraftServer.loadPlugins(CraftServer.java:61)
at net.minecraft.server.MinecraftServer.e(MinecraftServer.java:204)
at net.minecraft.server.MinecraftServer.a(MinecraftServer.java:191)
at net.minecraft.server.MinecraftServer.d(MinecraftServer.java:131)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:246)
at net.minecraft.server.ThreadServerApplication.run(SourceFile:366)
2011-03-16 18:03:02 [INFO] Loaded Essentials build 2.0.295 maintained by Zenexer, ementalo, Aelux, Brettflan, KimKandor, snowleo and ceulemans.
2011-03-16 18:03:02 [INFO] Loaded EssentialsChat build 2.0.295 by Zenexer, ementalo, Aelux, Brettflan, KimKandor, snowleo and ceulemans.
2011-03-16 18:03:02 [INFO] Loaded EssentialsSpawn build 2.0.295 maintained by Zenexer, ementalo, Aelux, Brettflan, KimKandor, snowleo and ceulemans.
2011-03-16 18:03:03 [INFO] GroupManager - INFO - Scheduled Data Saving is set for every 20 minutes!
2011-03-16 18:03:03 [INFO] GroupManager version 1.0(alpha-5) is enabled!
2011-03-16 18:03:03 [INFO] Fake Permissions version 2.5.1 is enabled!
2011-03-16 18:03:03 [INFO] [iZone : 5.6] Enabled!
2011-03-16 18:03:03 [INFO] [iZone : 5.6] Using permissions of Permissions.
2011-03-16 18:03:03 [INFO] [iZone : 5.6] Loaded 21 zones!
2011-03-16 18:03:03 [INFO] KitPlugin version 1.1 is enabled!
2011-03-16 18:03:03 [INFO] [LC] Using Permissions.
2011-03-16 18:03:03 [INFO] [LC] Levelcraft version 2.4 is enabled!
2011-03-16 18:03:03 [INFO] Lockette version 1.2.2 is being enabled! Yay!
2011-03-16 18:03:03 [INFO] Lockette: Detected craftbukkit jenkins build [531] ok.
2011-03-16 18:03:03 [INFO] Lockette: Linked to Nijikokun's Permissions plugin version 2.0
2011-03-16 18:03:03 [INFO] Lockette: Ready to protect your containers.
2011-03-16 18:03:03 [INFO] Take yourself wonder by wonder, using /magiccarpet or /mc. MagicCarpet version 1.4.4 is enabled!
2011-03-16 18:03:03 [INFO] Memory max: 1029046272 bytes
2011-03-16 18:03:03 [INFO] Memory total: 1029046272 bytes
2011-03-16 18:03:03 [INFO] Remote Toolkit Plugin V0.31b enabled!
2011-03-16 18:03:03 [INFO] [MonsterTamer]: version [1.21] (Companions) loaded
2011-03-16 18:03:03 [INFO] [RealShop] Uses built-in RealEconomy (/mny commands) as economy system
2011-03-16 18:03:03 [INFO] [RealShop] version [0.52] (tickleman) loaded
2011-03-16 18:03:03 [INFO] ScrapBukkit version 0.2.1 is enabled!
2011-03-16 18:03:03 [INFO] WorldEdit 4.1 enabled.
2011-03-16 18:03:03 [INFO] WorldEdit: Permissions plugin detected! Using Permissions plugin for permissions.
2011-03-16 18:03:03 [INFO] WorldGuard: Permissions plugin detected! Using Permissions plugin for permissions.
2011-03-16 18:03:03 [INFO] WorldGuard: Single session is enforced.
2011-03-16 18:03:03 [INFO] WorldGuard: TNT ignition is blocked.
2011-03-16 18:03:03 [INFO] WorldGuard: Lighters are blocked.
2011-03-16 18:03:03 [INFO] WorldGuard: Lava fire is blocked.
2011-03-16 18:03:03 [INFO] WorldGuard: All fire spread is disabled.
2011-03-16 18:03:03 [INFO] WorldGuard 4.0-alpha1 enabled.
2011-03-16 18:03:03 [INFO] World 'eyeofwisdom' config: permNode=null onlyOps=false
2011-03-16 18:03:03 [INFO] [WorldWarp] Creating/Loading world 'nether' with enviroment: Nether
2011-03-16 18:03:03 [INFO] World 'nether' config: permNode=null onlyOps=false
2011-03-16 18:03:03 [INFO] [WorldWarp] Creating/Loading world 'netherbeach' with enviroment: Nether
2011-03-16 18:03:04 [INFO] World 'netherbeach' config: permNode=null onlyOps=false
2011-03-16 18:03:04 [INFO] [WorldWarp] Creating/Loading world 'eyeofwisdom2' with enviroment: Normal
2011-03-16 18:03:05 [INFO] World 'eyeofwisdom2' config: permNode=null onlyOps=false
2011-03-16 18:03:05 [INFO] [WorldWarp] Version 1.1 is enabled!
2011-03-16 18:03:05 [INFO] [WormholeXTreme][v0.8][By Lologarithm & alron]Load Beginning.
2011-03-16 18:03:05 [INFO] [WormholeXTreme]Attached to Permissions version 2.5.1
2011-03-16 18:03:05 [WARNING] [WormholeXTreme]iConomy Plugin not yet available - there will be no iConomy integration until loaded.
2011-03-16 18:03:05 [WARNING] [WormholeXTreme]Unable to get sign for stargate: New World and will be unable to change dial target.
2011-03-16 18:03:05 [INFO] [WormholeXTreme]17 Wormholes loaded from WormholeDB.
2011-03-16 18:03:05 [INFO] [WormholeXTreme][v0.8]Load Completed.
2011-03-16 18:03:05 [INFO] Done (0.538s)! For help, type "help" or "?"
2011-03-16 18:03:07 [INFO] 143 recipes
2011-03-16 18:03:07 [INFO] keroro772 [/90.217.82.170:51034] logged in with entity id 695
2011-03-16 18:03:08 [INFO] [BBROTHER] Starting Cleanser thread...
2011-03-16 18:03:08 [INFO] KrazyBonez [/192.168.1.103:49503] logged in with entity id 872
2011-03-16 18:03:08 [INFO] [BBROTHER] Cleaned out 0 records because of age in 0h00m00s.
2011-03-16 18:03:08 [INFO] [BBROTHER] Ending Cleanser thread...

I logged in fine so did everyone else, but i cant fix it

nice to see that i got some help

updating permissions .jar files did it

EDIT by Moderator: merged posts, please use the edit button instead of double posting.

 

You just have to remove all yor *.dat files in warps folder

 

you sir, have my thanks, definetly fixed it