---- Minecraft Crash Report ----
// This doesn't make any sense!

Time: 23/03/14 18:48
Description: Exception in server tick loop

java.lang.RuntimeException: java.io.FileNotFoundException: C:\Users\Nial\Downloads\Monster\minecraft\saves\Do it for the vine nigga\chickenchunks\loginTimes.dat (The requested operation cannot be performed on a file with a user-mapped section open)
	at codechicken.chunkloader.ChunkLoaderManager.updateLoginTimes(ChunkLoaderManager.java:891)
	at codechicken.chunkloader.ChunkLoaderManager.tickEnd(ChunkLoaderManager.java:859)
	at codechicken.chunkloader.ChunkLoaderEventHandler.tickEnd(ChunkLoaderEventHandler.java:39)
	at cpw.mods.fml.common.SingleIntervalHandler.tickEnd(SingleIntervalHandler.java:34)
	at cpw.mods.fml.common.FMLCommonHandler.tickEnd(FMLCommonHandler.java:141)
	at cpw.mods.fml.common.FMLCommonHandler.onPostWorldTick(FMLCommonHandler.java:282)
	at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:677)
	at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:587)
	at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:129)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:484)
	at net.minecraft.server.ThreadMinecraftServer.run(SourceFile:583)
Caused by: java.io.FileNotFoundException: C:\Users\Nial\Downloads\Monster\minecraft\saves\Do it for the vine nigga\chickenchunks\loginTimes.dat (The requested operation cannot be performed on a file with a user-mapped section open)
	at java.io.FileOutputStream.open(Native Method)
	at java.io.FileOutputStream.<init>(Unknown Source)
	at java.io.FileOutputStream.<init>(Unknown Source)
	at codechicken.chunkloader.ChunkLoaderManager.updateLoginTimes(ChunkLoaderManager.java:880)
	... 10 more