got a crash report, bit a noob running and maintaining servers but here is the report

---- Minecraft Crash Report ----
// I blame Dinnerbone.

Time: 5/25/14 1:33 AM
Description: Loading NBT data

java.io.UTFDataFormatException: malformed input around byte 102
at java.io.DataInputStream.readUTF(DataInputStream.java:656)
at java.io.DataInputStream.readUTF(DataInputStream.java:564)
at net.minecraft.server.v1_7_R2.NBTTagCompound.b(SourceFile:322)
at net.minecraft.server.v1_7_R2.NBTTagCompound.load(SourceFile:36)
at net.minecraft.server.v1_7_R2.NBTTagList.load(SourceFile:35)
at net.minecraft.server.v1_7_R2.NBTTagCompound.a(SourceFile:329)
at net.minecraft.server.v1_7_R2.NBTTagCompound.load(SourceFile:37)
at net.minecraft.server.v1_7_R2.NBTTagCompound.a(SourceFile:329)
at net.minecraft.server.v1_7_R2.NBTTagCompound.load(SourceFile:37)
at net.minecraft.server.v1_7_R2.NBTCompressedStreamTools.a(SourceFile:107)
at net.minecraft.server.v1_7_R2.NBTCompressedStreamTools.a(SourceFile:78)
at net.minecraft.server.v1_7_R2.ChunkRegionLoader.loadChunk(ChunkRegionLoader.java:81)
at org.bukkit.craftbukkit.v1_7_R2.chunkio.ChunkIOProvider.callStage1(ChunkIOProvider.java:19)
at org.bukkit.craftbukkit.v1_7_R2.chunkio.ChunkIOProvider.callStage1(ChunkIOProvider.java:13)
at org.bukkit.craftbukkit.v1_7_R2.util.AsynchronousExecutor.skipQueue(AsynchronousExecutor.java:336)
at org.bukkit.craftbukkit.v1_7_R2.util.AsynchronousExecutor.getSkipQueue(AsynchronousExecutor.java:295)
at org.bukkit.craftbukkit.v1_7_R2.chunkio.ChunkIOExecutor.syncChunkLoad(ChunkIOExecutor.java:16)
at net.minecraft.server.v1_7_R2.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:115)
at net.minecraft.server.v1_7_R2.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:97)
at net.minecraft.server.v1_7_R2.MinecraftServer.g(MinecraftServer.java:317)
at net.minecraft.server.v1_7_R2.MinecraftServer.a(MinecraftServer.java:282)
at net.minecraft.server.v1_7_R2.DedicatedServer.init(DedicatedServer.java:186)
at net.minecraft.server.v1_7_R2.MinecraftServer.run(MinecraftServer.java:440)
at net.minecraft.server.v1_7_R2.ThreadServerApplication.run(SourceFile:618)


A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- Head --
Stacktrace:
at java.io.DataInputStream.readUTF(DataInputStream.java:656)
at java.io.DataInputStream.readUTF(DataInputStream.java:564)
at net.minecraft.server.v1_7_R2.NBTTagCompound.b(SourceFile:322)
at net.minecraft.server.v1_7_R2.NBTTagCompound.load(SourceFile:36)
at net.minecraft.server.v1_7_R2.NBTTagList.load(SourceFile:35)

-- NBT Tag --
Details:
Tag name: Sections
Tag type: 9
Stacktrace:
at net.minecraft.server.v1_7_R2.NBTTagCompound.a(SourceFile:329)
at net.minecraft.server.v1_7_R2.NBTTagCompound.load(SourceFile:37)
at net.minecraft.server.v1_7_R2.NBTTagCompound.a(SourceFile:329)
at net.minecraft.server.v1_7_R2.NBTTagCompound.load(SourceFile:37)
at net.minecraft.server.v1_7_R2.NBTCompressedStreamTools.a(SourceFile:107)
at net.minecraft.server.v1_7_R2.NBTCompressedStreamTools.a(SourceFile:78)
at net.minecraft.server.v1_7_R2.ChunkRegionLoader.loadChunk(ChunkRegionLoader.java:81)
at org.bukkit.craftbukkit.v1_7_R2.chunkio.ChunkIOProvider.callStage1(ChunkIOProvider.java:19)
at org.bukkit.craftbukkit.v1_7_R2.chunkio.ChunkIOProvider.callStage1(ChunkIOProvider.java:13)
at org.bukkit.craftbukkit.v1_7_R2.util.AsynchronousExecutor.skipQueue(AsynchronousExecutor.java:336)
at org.bukkit.craftbukkit.v1_7_R2.util.AsynchronousExecutor.getSkipQueue(AsynchronousExecutor.java:295)
at org.bukkit.craftbukkit.v1_7_R2.chunkio.ChunkIOExecutor.syncChunkLoad(ChunkIOExecutor.java:16)
at net.minecraft.server.v1_7_R2.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:115)
at net.minecraft.server.v1_7_R2.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:97)
at net.minecraft.server.v1_7_R2.MinecraftServer.g(MinecraftServer.java:317)
at net.minecraft.server.v1_7_R2.MinecraftServer.a(MinecraftServer.java:282)
at net.minecraft.server.v1_7_R2.DedicatedServer.init(DedicatedServer.java:186)
at net.minecraft.server.v1_7_R2.MinecraftServer.run(MinecraftServer.java:440)
at net.minecraft.server.v1_7_R2.ThreadServerApplication.run(SourceFile:618)

-- System Details --
Details:
Minecraft Version: 1.7.5
Operating System: Linux (amd64) version 2.6.32-042stab088.4
Java Version: 1.7.0_51, Oracle Corporation
Java VM Version: OpenJDK 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 812433584 bytes (774 MB) / 1029701632 bytes (982 MB) up to 2097152000 bytes (2000 MB)
JVM Flags: 2 total; -Xms1024M -Xmx2250M
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 94
CraftBukkit Information:
Running: CraftBukkit version git-Spigot-1357 (MC: 1.7.5) (Implementing API version 1.7.5-R0.1-SNAPSHOT) true
Plugins: { TimTheEnchanter v3.0 org.kitteh.enchant.Tim [mbaxter], GroupManager v2.0 (2.12.1) (Phoenix) org.anjocaido.groupmanager.GroupManager [AnjoCaido, Gabriel Couto, ElgarL], WorldEdit v5.6 com.sk89q.worldedit.bukkit.WorldEditPlugin [], Vault v1.2.31-b411 net.milkbowl.vault.Vault [cereal, Sleaker, mung3r], Multiverse-Core v2.5-b688 com.onarandombox.MultiverseCore.MultiverseCore [Rigby, fernferret, lithium3141, main--], Questioner v0.6 ca.xshade.bukkit.questioner.Questioner [Shade, ElgarL], RemoteToolkitPlugin vR10_A15.3 com.drdanick.McRKit.plugin.RTKPlugin [drdanick], dynmap v1.9.3-964 org.dynmap.bukkit.DynmapPlugin [mikeprimm], SaveIt v1.1.7 me.dretax.SaveIt.Main [DreTaX], AntiCheat v2.0.2 net.gravitydevelopment.anticheat.AntiCheat [Gravity], Announcer v1.4.5 me.declanmc96.Announcer.announcer [declanmc96], ClearLag v2.6.3 me.minebuilders.clearlag.Clearlag [bob7l], PlayerVaults v3.4.4 com.drtshock.playervaults.PlayerVaults [drtshock, gomeow, Chester], Votifier v1.9 com.vexsoftware.votifier.Votifier [blakeman8192, Kramer], mcMMO v1.5.00-SNAPSHOT-b128 com.gmail.nossr50.mcMMO [nossr50, GJ, NuclearW, bm01, Glitchfinder, TfT_02, t00thpick1, Riking], GAListener v0.3 com.swifteh.GAListener [swifteh], Essentials v2.12.2 com.earth2me.essentials.Essentials [Zenexer, ementalo, Aelux, Brettflan, KimKandor, snowleo, ceulemans, Xeology, KHobbits, md_5, Iaccidentally], MagicCarpet v2.4.2 net.digiex.magiccarpet.MagicCarpet [Android, Celtic Minstrel, and xzKinGzxBuRnzx], WorldBorder v1.7.8 com.wimbli.WorldBorder.WorldBorder [Brettflan], Towny v0.84.0.10 com.palmergames.bukkit.towny.Towny [Shade, Modified by FuzzeWuzze. Forked by ElgarL], ServerSigns v3.0.0 de.czymm.serversigns.ServerSignsPlugin [CalibeR50, Exloki], EssentialsSpawn v2.12.2 com.earth2me.essentials.spawn.EssentialsSpawn [Zenexer, ementalo, Aelux, Brettflan, KimKandor, snowleo, ceulemans, Xeology, KHobbits], spawns v1.7.2 b5 eu.sylian.spawns.Spawns [coldandtired], SignShop v2.8.3 org.wargamer2010.signshop.SignShop [Wargamer2010 and Devinish], EnjinMinecraftPlugin v2.5.8 com.enjin.officialplugin.EnjinMinecraftPlugin [www.Enjin.com], TownyChat v0.4 com.palmergames.bukkit.TownyChat.Chat [ElgarL, Shade, phrstbrn], Dynmap-Towny v0.50 org.dynmap.towny.DynmapTownyPlugin [mikeprimm],}
Warnings: DEFAULT
Threads: { RUNNABLE DestroyJavaVM: [], RUNNABLE Server thread: [java.lang.Thread.dumpThreads(Native Method), java.lang.Thread.getAllStackTraces(Thread.java:1639), org.bukkit.craftbukkit.v1_7_R2.CraftCrashReport.call(CraftCrashReport.java:28), net.minecraft.server.v1_7_R2.CrashReportSystemDetails.a(SourceFile:74), net.minecraft.server.v1_7_R2.CrashReport.h(CrashReport.java:45), net.minecraft.server.v1_7_R2.CrashReport.<init>(CrashReport.java:33), net.minecraft.server.v1_7_R2.CrashReport.a(CrashReport.java:230), net.minecraft.server.v1_7_R2.NBTTagCompound.a(SourceFile:331), net.minecraft.server.v1_7_R2.NBTTagCompound.load(SourceFile:37), net.minecraft.server.v1_7_R2.NBTTagCompound.a(SourceFile:329), net.minecraft.server.v1_7_R2.NBTTagCompound.load(SourceFile:37), net.minecraft.server.v1_7_R2.NBTCompressedStreamTools.a(SourceFile:107), net.minecraft.server.v1_7_R2.NBTCompressedStreamTools.a(SourceFile:78), net.minecraft.server.v1_7_R2.ChunkRegionLoader.loadChunk(ChunkRegionLoader.java:81), org.bukkit.craftbukkit.v1_7_R2.chunkio.ChunkIOProvider.callStage1(ChunkIOProvider.java:19), org.bukkit.craftbukkit.v1_7_R2.chunkio.ChunkIOProvider.callStage1(ChunkIOProvider.java:13), org.bukkit.craftbukkit.v1_7_R2.util.AsynchronousExecutor.skipQueue(AsynchronousExecutor.java:336), org.bukkit.craftbukkit.v1_7_R2.util.AsynchronousExecutor.getSkipQueue(AsynchronousExecutor.java:295), org.bukkit.craftbukkit.v1_7_R2.chunkio.ChunkIOExecutor.syncChunkLoad(ChunkIOExecutor.java:16), net.minecraft.server.v1_7_R2.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:115), net.minecraft.server.v1_7_R2.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:97), net.minecraft.server.v1_7_R2.MinecraftServer.g(MinecraftServer.java:317), net.minecraft.server.v1_7_R2.MinecraftServer.a(MinecraftServer.java:282), net.minecraft.server.v1_7_R2.DedicatedServer.init(DedicatedServer.java:186), net.minecraft.server.v1_7_R2.MinecraftServer.run(MinecraftServer.java:440), net.minecraft.server.v1_7_R2.ThreadServerApplication.run(SourceFile:618)], RUNNABLE Netty IO #0: [sun.nio.ch.EPollArrayWrapper.epollWait(Native Method), sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269), sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79), sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87), sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98), net.minecraft.util.io.netty.channel.nio.NioEventLoop.select(NioEventLoop.java:591), net.minecraft.util.io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:301), net.minecraft.util.io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:101), java.lang.Thread.run(Thread.java:744)], WAITING Finalizer: [java.lang.Object.wait(Native Method), java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:135), java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:151), java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:189)], TIMED_WAITING Keep-Alive-Timer: [java.lang.Thread.sleep(Native Method), sun.net.www.http.KeepAliveCache.run(KeepAliveCache.java:172), java.lang.Thread.run(Thread.java:744)], WAITING Thread-5: [sun.misc.Unsafe.park(Native Method), java.util.concurrent.locks.LockSupport.park(LockSupport.java:186), java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043), java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442), net.minecraft.util.com.mojang.util.QueueLogAppender.getNextLogEvent(QueueLogAppender.java:73), org.bukkit.craftbukkit.v1_7_R2.util.TerminalConsoleWriterThread.run(TerminalConsoleWriterThread.java:25), java.lang.Thread.run(Thread.java:744)], WAITING Reference Handler: [java.lang.Object.wait(Native Method), java.lang.Object.wait(Object.java:503), java.lang.ref.Reference$ReferenceHandler.run(Reference.java:133)], TIMED_WAITING Spigot Metrics Thread: [java.lang.Object.wait(Native Method), java.util.TimerThread.mainLoop(Timer.java:552), java.util.TimerThread.run(Timer.java:505)], TIMED_WAITING Spigot Watchdog Thread: [java.lang.Thread.sleep(Native Method), org.spigotmc.WatchdogThread.run(WatchdogThread.java:85)], RUNNABLE Signal Dispatcher: [], RUNNABLE Server console handler: [java.io.FileInputStream.readBytes(Native Method), java.io.FileInputStream.read(FileInputStream.java:272), java.io.BufferedInputStream.fill(BufferedInputStream.java:235), java.io.BufferedInputStream.read(BufferedInputStream.java:254), java.io.FilterInputStream.read(FilterInputStream.java:83), org.bukkit.craftbukkit.libs.jline.console.ConsoleReader$1.read(ConsoleReader.java:167), org.bukkit.craftbukkit.libs.jline.internal.InputStreamReader.read(InputStreamReader.java:267), org.bukkit.craftbukkit.libs.jline.internal.InputStreamReader.read(InputStreamReader.java:204), org.bukkit.craftbukkit.libs.jline.console.ConsoleReader.readCharacter(ConsoleReader.java:995), org.bukkit.craftbukkit.libs.jline.console.ConsoleReader.readLineSimple(ConsoleReader.java:1506), org.bukkit.craftbukkit.libs.jline.console.ConsoleReader.readLine(ConsoleReader.java:1153), org.bukkit.craftbukkit.libs.jline.console.ConsoleReader.readLine(ConsoleReader.java:1117), org.bukkit.craftbukkit.libs.jline.console.ConsoleReader.readLine(ConsoleReader.java:1105), net.minecraft.server.v1_7_R2.ThreadCommandReader.run(ThreadCommandReader.java:34)], WAITING Snooper Timer: [java.lang.Object.wait(Native Method), java.lang.Object.wait(Object.java:503), java.util.TimerThread.mainLoop(Timer.java:526), java.util.TimerThread.run(Timer.java:505)], TIMED_WAITING Server Infinisleeper: [java.lang.Thread.sleep(Native Method), net.minecraft.server.v1_7_R2.ThreadSleepForever.run(SourceFile:62)], TIMED_WAITING process reaper: [sun.misc.Unsafe.park(Native Method), java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226), java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460), java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:359), java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:942), java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068), java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130), java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615), java.lang.Thread.run(Thread.java:744)],}
Recent tasks from -31--1{}
Profiler Position: N/A (disabled)
Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Player Count: 0 / 100; []
Is Modded: Definitely; Server brand changed to 'CraftBukkit'