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Every time I go into a Biomes O Plenty World, I get this crash:



java.lang.NullPointerException: Exception in server tick loop
at java.util.ArrayList.addAll(Unknown Source)
at biomesoplenty.common.world.layer.GenLayerBiomeBOP.<init>(GenLayerBiomeBOP.java:33)
at biomesoplenty.common.world.WorldTypeBOP.getBiomeLayer(WorldTypeBOP.java:25)
at biomesoplenty.common.world.layer.GenLayerBOP.initializeAllBiomeGenerators(GenLayerBOP.java:62)
at biomesoplenty.common.world.WorldChunkManagerBOP.<init>(WorldChunkManagerBOP.java:38)
at biomesoplenty.common.world.WorldTypeBOP.getChunkManager(WorldTypeBOP.java:35)
at net.minecraft.world.WorldProvider.func_76572_b(WorldProvider.java:61)
at net.minecraft.world.WorldProvider.func_76558_a(WorldProvider.java:44)
at net.minecraft.world.World.<init>(World.java:244)
at net.minecraft.world.WorldServer.<init>(WorldServer.java:97)
at WorldServerOF.<init>(WorldServerOF.java:69)
at net.minecraft.server.integrated.IntegratedServer.func_71247_a(IntegratedServer.java:65)
at net.minecraft.server.integrated.IntegratedServer.func_71197_b(IntegratedServer.java:153)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:387)
at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:685)

java.lang.NullPointerException: Exception in server tick loop
at java.util.ArrayList.addAll(Unknown Source)
at biomesoplenty.common.world.layer.GenLayerBiomeBOP.<init>(GenLayerBiomeBOP.java:33)
at biomesoplenty.common.world.WorldTypeBOP.getBiomeLayer(WorldTypeBOP.java:25)
at biomesoplenty.common.world.layer.GenLayerBOP.initializeAllBiomeGenerators(GenLayerBOP.java:62)
at biomesoplenty.common.world.WorldChunkManagerBOP.<init>(WorldChunkManagerBOP.java:38)
at biomesoplenty.common.world.WorldTypeBOP.getChunkManager(WorldTypeBOP.java:35)
at net.minecraft.world.WorldProvider.func_76572_b(WorldProvider.java:61)
at net.minecraft.world.WorldProvider.func_76558_a(WorldProvider.java:44)
at net.minecraft.world.World.<init>(World.java:244)
at net.minecraft.world.WorldServer.<init>(WorldServer.java:97)
at WorldServerOF.<init>(WorldServerOF.java:69)
at net.minecraft.server.integrated.IntegratedServer.func_71247_a(IntegratedServer.java:65)
at net.minecraft.server.integrated.IntegratedServer.func_71197_b(IntegratedServer.java:153)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:387)
at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:685)


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: Windows 7 (amd64) version 6.1
Java Version: 1.7.0_21, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 302248056 bytes (288 MB) / 644743168 bytes (614 MB) up to 1409286144 bytes (1344 MB)
JVM Flags: 3 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -XX:PermSize=256m -XX:MaxPermSize=1024m
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 Optifine OptiFine_1.7.10_HD_A4 35 mods loaded, 35 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] (forge-1.7.10-10.13.2.1230.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
Forge{10.13.2.1230} [Minecraft Forge] (forge-1.7.10-10.13.2.1230.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
CodeChickenCore{1.0.2.11} [CodeChicken Core] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
NotEnoughItems{1.0.2.15} [Not Enough Items] (NotEnoughItems-1.7.10-1.0.2.15-universal.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
DamageIndicatorsMod{3.2.0} [Damage Indicators] ([1.7.10]DamageIndicatorsMod-3.2.0.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
IMSM{100.0.2} [IMSM] ([1.7.10]InstantMassiveStructuresMod.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
bspkrsCore{6.13} [bspkrsCore] ([1.7.10]bspkrsCore-universal-6.13.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
Treecapitator{1.7.2} [Treecapitator] ([1.7.2]Treecapitator-universal-2.0.3.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
ArchimedesShips{1.7.10 v1.7.1} [Archimedes' Ships] (ArchimedesShips-1.7.1.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
Backpack{2.0.0} [Backpack] (backpack-2.0.0-1.7.x.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
BattleTowers{1.4.9} [Battle Towers] (BattleTowers-1.7.10.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
BiblioCraft{1.7.5} [BiblioCraft] (BiblioCraft[v1.7.5][MC1.7.10].jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
BiomesOPlenty{2.1.0} [Biomes O' Plenty] (BiomesOPlenty-1.7.10-2.1.0.964-universal.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
bladecraft{2.0.0} [Bladecraft] (Bladecraft 2.0.0.0.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
CarpentersBlocks{3.2.8} [Carpenter's Blocks] (Carpenter's Blocks v3.2.8 - MC 1.7.10.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
chisel{1.5.6} [Chisel] (Chisel-1.7.10-1.5.6.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
tntland{1.0} [Elemental-Power] (Elemental-Power-[1.7.10]-1.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
EnderStorage{1.4.4.6} [EnderStorage] (EnderStorage-1.7.10-1.4.4.6-universal (1).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
iChunUtil{4.0.0} [iChunUtil] (iChunUtil-4.0.0.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
InfernalMobs{1.5.9} [Infernal Mobs] (InfernalMobs-1.7.10.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
magicalcrops{1.7.2 - 0.1 ALPHA} [Magical Crops] (magicalcrops-1.7.10_0.1.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
Mantle{1.7.10-0.3.2.jenkins184} [Mantle] (Mantle-1.7.10-0.3.2 (1).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
MapWriter{2.1.2} [MapWriter] (MapWriter-1.7.10-2.1.2.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
millenaire{6.0.0pb2} [Millénaire] (millenaire-6.0.0pb2.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
mobends{v0.15 for 1.7.10} [Mo' Bends] (mobends-v0.15_for_MC-1.7.10.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
mwaw{1.7.10-0.0.2} [Elemental Witch Mod] (mwaw-1.7.10-0.0.2.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
Mystcraft{0.11.0.00} [Mystcraft] (mystcraft-1.7.10-0.11.0.00.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
Baubles{1.0.1.5} [Baubles] (Baubles-1.7.10-1.0.1.5.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
Thaumcraft{4.2.0.0} [Thaumcraft] (Thaumcraft-1.7.10-4.2.0.0.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
harvestcraft{1.7.2d} [Pam's HarvestCraft] (Pam's HarvestCraft 1.7.10a.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
PiP{4.0.0} [PiP] (PiP-4.0.0.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
TConstruct{1.7.10-1.7.1.build771} [Tinkers' Construct] (TConstruct-1.7.10-1.7.1c.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
AS_UpdateCheck{1.1.6} [AtomicStryker Update Check Mod] (UpdateCheckerMod-1.7.10.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
witchery{0.20.5} [Witchery] (witchery-1.7.10-0.20.5.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
Mantle Environment: DO NOT REPORT THIS CRASH! Unsupported mods in environment: optifine
TConstruct Environment: Environment healthy.
Profiler Position: N/A (disabled)
Player Count: 0 / 8; []
Type: Integrated Server (map_client.txt)
Is Modded: Definitely; Client brand changed to 'fml,forge'