Code: 2012-12-02 01:35:59 [SEVERE] java.io.IOException: Input/output error 2012-12-02 01:35:59 [SEVERE]at java.io.RandomAccessFile.write(Native Method) 2012-12-02 01:35:59 [SEVERE]at java.io.RandomAccessFile.writeInt(Unknown Source) 2012-12-02 01:35:59 [SEVERE]at net.minecraft.server.RegionFile.a(SourceFile:307) 2012-12-02 01:35:59 [SEVERE]at net.minecraft.server.RegionFile.a(SourceFile:249) 2012-12-02 01:35:59 [SEVERE]at net.minecraft.server.ChunkBuffer.close(SourceFile:230) 2012-12-02 01:35:59 [SEVERE]at java.util.zip.DeflaterOutputStream.close(Unknown Source) 2012-12-02 01:35:59 [SEVERE]at java.io.FilterOutputStream.close(Unknown Source) 2012-12-02 01:35:59 [SEVERE]at net.minecraft.server.ChunkRegionLoader.a(ChunkRegionLoader.java:163) 2012-12-02 01:35:59 [SEVERE]at net.minecraft.server.ChunkRegionLoader.c(ChunkRegionLoader.java:150) 2012-12-02 01:35:59 [SEVERE]at net.minecraft.server.FileIOThread.b(SourceFile:29) 2012-12-02 01:35:59 [SEVERE]at net.minecraft.server.FileIOThread.run(SourceFile:22) 2012-12-02 01:35:59 [SEVERE]at java.lang.Thread.run(Unknown Source) This seems to happen every once and awhile on my server, it causes lag whenever it happens. Running the following plugins: WorldBorder, GroupManager, WorldEdit, Buycraft, Vault, PlayerHeads, Multiverse-Core, Questioner, LWC-Economy, WorldGuard, RemoteToolkitPlugin, Register, CoreProtect, Permissions, HothGenerator, BukkitSpeak, BKCommonLib, SpaceBukkit, mcbans, HeroicRebuke, ProtocolLib, TheEndAgain, IcePvPControl, HyperConomy, Essentials, Citizens, EssentialsXMPP, CommandSigns, EssentialsProtect, Towny, EssentialsSpawn, Multiverse-Portals, TagAPI, NameTags, EssentialsGeoIP, Multiverse-Layers, VanishNoPacket, Multiverse-NetherPortals, LWC, EssentialsAntiBuild, DisguiseCraft, NoLagg, EssentialsChat, Multiverse-Adventure, Multiverse-Inventories
