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

Time: 1/26/15 8:07 PM
Description: Exception in server tick loop

java.lang.NullPointerException: Exception in server tick loop
	at java.util.ArrayList.addAll(ArrayList.java:577)
	at com.CrystalMod.Biomes.CrystalBiomeLayers.<init>(CrystalBiomeLayers.java:29)
	at com.CrystalMod.Biomes.WorldTypeCrystal.getBiomeLayer(WorldTypeCrystal.java:18)
	at net.minecraft.world.gen.layer.GenLayer.initializeAllBiomeGenerators(GenLayer.java:69)
	at net.minecraft.world.biome.WorldChunkManager.<init>(WorldChunkManager.java:43)
	at net.minecraft.world.chunk.storage.AnvilSaveConverter.convertMapFormat(AnvilSaveConverter.java:160)
	at net.minecraft.server.MinecraftServer.convertMapIfNeeded(MinecraftServer.java:186)
	at net.minecraft.server.integrated.IntegratedServer.loadAllWorlds(IntegratedServer.java:60)
	at net.minecraft.server.integrated.IntegratedServer.startServer(IntegratedServer.java:96)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:445)
	at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:752)


A detailed walkthrough of the error, its code path and all known details is as follows:
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-- System Details --
Details:
	Minecraft Version: 1.7.10
	Operating System: Mac OS X (x86_64) version 10.10.1
	Java Version: 1.8.0_25, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 947647960 bytes (903 MB) / 1037959168 bytes (989 MB) up to 1037959168 bytes (989 MB)
	JVM Flags: 3 total; -Xincgc -Xmx1024M -Xms1024M
	AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	FML: MCP v9.05 FML v7.10.85.1230 Minecraft Forge 10.13.2.1230 4 mods loaded, 4 mods active
	mcp{9.05} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
	FML{7.10.85.1230} [Forge Mod Loader] (forgeSrc-1.7.10-10.13.2.1230.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
	Forge{10.13.2.1230} [Minecraft Forge] (forgeSrc-1.7.10-10.13.2.1230.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
	crystalmod{${version}} [Crystal Mod] (bin) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
	Profiler Position: N/A (disabled)
	Player Count: 0 / 8; []
	Type: Integrated Server (map_client.txt)
	Is Modded: Definitely; Client brand changed to 'fml,forge'