Server Crashing with New World

Hey,
I put in a new world file into my server folder and it comes up with this error.

---- Minecraft Crash Report ----
// You're mean.

Time: 5/9/14 5:19 PM
Description: Exception in server tick loop

java.lang.IndexOutOfBoundsException: Index: 1, Size: 1
at java.util.ArrayList.RangeCheck(ArrayList.java:547)
at java.util.ArrayList.set(ArrayList.java:337)
at net.minecraft.server.v1_7_R3.RegionFile.<init>(RegionFile.java:66)
at net.minecraft.server.v1_7_R3.WorldLoaderServer.a(SourceFile:188)
at net.minecraft.server.v1_7_R3.WorldLoaderServer.a(SourceFile:174)
at net.minecraft.server.v1_7_R3.WorldLoaderServer.convert(SourceFile:133)
at net.minecraft.server.v1_7_R3.MinecraftServer.a(MinecraftServer.java:158)
at net.minecraft.server.v1_7_R3.MinecraftServer.a(MinecraftServer.java:167)
at net.minecraft.server.v1_7_R3.DedicatedServer.init(DedicatedServer.java:182)
at net.minecraft.server.v1_7_R3.MinecraftServer.run(MinecraftServer.java:436)
at net.minecraft.server.v1_7_R3.ThreadServerApplication.run(SourceFile:628)

Help? Thanks.

 

Where is the rest of the crash report?