---- Minecraft Crash Report ----
// Don't be sad. I'll do better next time, I promise!
Time: 11/4/14 3:56 PM
Description: Exception in server tick loop
java.lang.StringIndexOutOfBoundsException: String index out of range: -1
at java.lang.String.substring(Unknown Source)
at drzhark.customspawner.utils.CMSUtils.parseName(CMSUtils.java:63)
at drzhark.customspawner.environment.EnvironmentSettings.populateSpawnBiomes(EnvironmentSettings.java:732)
at drzhark.customspawner.environment.EnvironmentSettings.updateSettings(EnvironmentSettings.java:259)
at drzhark.customspawner.utils.CMSUtils.addWorldEnvironment(CMSUtils.java:128)
at drzhark.customspawner.EventHooks.structureMapGen(EventHooks.java:196)
at cpw.mods.fml.common.eventhandler.ASMEventHandler_166_EventHooks_structureMapGen_InitMapGenEvent.invoke(.dynamic)
at cpw.mods.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:54)
at cpw.mods.fml.common.eventhandler.EventBus.post(EventBus.java:138)
at net.minecraftforge.event.terraingen.TerrainGen.getModdedMapGen(TerrainGen.java:29)
at net.minecraft.world.gen.ChunkProviderGenerate.<init>(ChunkProviderGenerate.java:66)
at net.minecraft.world.WorldType.getChunkGenerator(WorldType.java:156)
at net.minecraft.world.WorldProvider.func_76555_c(WorldProvider.java:66)
at net.minecraft.world.WorldServer.func_72970_h(WorldServer.java:871)
at net.minecraft.world.World.<init>(World.java:428)
at net.minecraft.world.WorldServer.<init>(WorldServer.java:153)
at net.minecraft.server.MinecraftServer.func_71247_a(MinecraftServer.java:356)
at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:329)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:620)
at java.lang.Thread.run(Unknown Source)