Minecraft CurseForge

It crashes when I try to load the world, please help.

---- Minecraft Crash Report ----
// Surprise! Haha. Well, this is awkward.

Time: 10/26/19 7:24 PM
Description: Exception preparing structure feature

java.lang.RuntimeException: StructureStart "BetterBiomes.World.Gen.StructureScatteredFeatureBetterBiomesStart" missing ID Mapping, Modder see MapGenStructureIO
at net.minecraft.world.gen.structure.StructureStart.func_143021_a(StructureStart.java:73)
at net.minecraft.world.gen.structure.MapGenStructure.func_143026_a(MapGenStructure.java:272)
at net.minecraft.world.gen.structure.MapGenStructure.func_75037_a(MapGenStructure.java:48)
at net.minecraft.world.gen.MapGenBase.func_75036_a(SourceFile:29)
at BetterBiomes.World.ChunkProviderBetterBiomes.func_73154_d(ChunkProviderBetterBiomes.java:330)
at net.minecraft.world.gen.ChunkProviderServer.func_73158_c(ChunkProviderServer.java:131)
at net.minecraft.server.management.PlayerInstance.<init>(PlayerInstance.java:51)
at net.minecraft.server.management.PlayerManager.getOrCreateChunkWatcher(PlayerManager.java:193)
at net.minecraft.server.management.PlayerManager.func_72690_a(PlayerManager.java:183)
at net.minecraft.server.management.PlayerManager.func_72683_a(PlayerManager.java:233)
at net.minecraft.server.management.ServerConfigurationManager.func_72375_a(ServerConfigurationManager.java:220)
at net.minecraft.server.management.ServerConfigurationManager.func_72377_c(ServerConfigurationManager.java:268)
at net.minecraft.server.management.ServerConfigurationManager.func_72355_a(ServerConfigurationManager.java:136)
at net.minecraft.server.integrated.IntegratedServerListenThread.func_71747_b(IntegratedServerListenThread.java:97)
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:691)
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:587)
at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:175)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:484)
at net.minecraft.server.ThreadMinecraftServer.run(SourceFile:583)

A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- Head --
Stacktrace:
at net.minecraft.world.gen.structure.StructureStart.func_143021_a(StructureStart.java:73)
at net.minecraft.world.gen.structure.MapGenStructure.func_143026_a(MapGenStructure.java:272)

-- Feature being prepared --
Details:
Is feature chunk: True
Chunk location: 142,55
Chunk pos hash: 236223201422
Structure type: BetterBiomes.World.Gen.MapGenScatteredFeatureBetterBiomes
Stacktrace:
at net.minecraft.world.gen.structure.MapGenStructure.func_75037_a(MapGenStructure.java:48)
at net.minecraft.world.gen.MapGenBase.func_75036_a(SourceFile:29)
at BetterBiomes.World.ChunkProviderBetterBiomes.func_73154_d(ChunkProviderBetterBiomes.java:330)

-- Chunk to be generated --
Details:
Location: 134,63
Position hash: 270582939782
Generator: RandomLevelSource
Stacktrace:
at net.minecraft.world.gen.ChunkProviderServer.func_73158_c(ChunkProviderServer.java:131)
at net.minecraft.server.management.PlayerInstance.<init>(PlayerInstance.java:51)
at net.minecraft.server.management.PlayerManager.getOrCreateChunkWatcher(PlayerManager.java:193)
at net.minecraft.server.management.PlayerManager.func_72690_a(PlayerManager.java:183)
at net.minecraft.server.management.PlayerManager.func_72683_a(PlayerManager.java:233)
at net.minecraft.server.management.ServerConfigurationManager.func_72375_a(ServerConfigurationManager.java:220)
at net.minecraft.server.management.ServerConfigurationManager.func_72377_c(ServerConfigurationManager.java:268)
at net.minecraft.server.management.ServerConfigurationManager.func_72355_a(ServerConfigurationManager.java:136)
at net.minecraft.server.integrated.IntegratedServerListenThread.func_71747_b(IntegratedServerListenThread.java:97)
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:691)
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:587)
at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:175)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:484)
at net.minecraft.server.ThreadMinecraftServer.run(SourceFile:583)

-- System Details --
Details:
Minecraft Version: 1.6.4
Operating System: Windows 10 (amd64) version 10.0
Java Version: 1.8.0_51, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 867328688 bytes (827 MB) / 1218445312 bytes (1162 MB) up to 4772593664 bytes (4551 MB)
JVM Flags: 4 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx5120m -Xms256m -XX:PermSize=256m
AABB Pool Size: 801 (44856 bytes; 0 MB) allocated, 799 (44744 bytes; 0 MB) used
Suspicious classes: FML and Forge are installed
IntCache: cache: 7, tcache: 0, allocated: 7, tallocated: 63
FML: MCP v8.11 FML v6.4.49.965 Minecraft Forge 9.11.1.965 Optifine OptiFine_1.6.4_HD_U_C8 31 mods loaded, 31 mods active
mcp{8.09} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
FML{6.4.49.965} [Forge Mod Loader] (minecraftforge-9.11.1.965.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Forge{9.11.1.965} [Minecraft Forge] (minecraftforge-9.11.1.965.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
CodeChickenCore{0.9.0.6} [CodeChicken Core] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
NotEnoughItems{1.6.1.5} [Not Enough Items] (NotEnoughItems 1.6.1.5.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
defaultsettings{1.3.5} [DefaultSettings] (DefaultSettings-1.6.4-1.3.5.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
bspkrsCore{v5.3(1.6.4)} [bspkrsCore] ([1.6.4]bspkrsCorev5.3.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
antiqueatlas{3.1.1-1.6.4} [Antique Atlas] (Antique-Atlas-Mod-1.6.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Backpack{1.28.37} [Backpack] (Backpacks-Mod-1.6.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
iChunUtil{2.4.0} [iChunUtil] (iChunUtil2.4.0.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
BackTools{2.0.1} [BackTools] (BackTools2.0.1.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
betterbiomes{1.3.1 for MC 1.6.4} [Better Biomes] (Better-Biomes-Mod-1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
BetterVanilla{0.2.0} [BetterVanilla] (BetterVanilla-1.6.4-0.2.0.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
eplus{1.16.5b} [Enchanting Plus] (Enchanting-Plus-Mod-1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
herobrinemod{3.5} [HerobrineMod] (Herobrine-Mod-1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
HopperDuctMod{1.2.2} [Hopper Ducts] (HopperDuctsMod1.2.2.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
inventorytweaks{1.56} [Inventory Tweaks] (Inventory-Tweaks-Mod-1.6.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
LavaBoat{2.0.0} [LavaBoat] (LavaBoat_2.0.0.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
mca{3.6.0} [Minecraft Comes Alive] (MCA-3.6.0_MC-1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
MCCapesExtra{1.6.4a} [MCCapes Extra] (MCCapes-Extra-Mod-Forge-1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
mod_MouseTweaks{2.3.4 (for Minecraft 1.6.4)} [Mouse Tweaks] (Mouse-Tweaks-Mod-1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
cfm{3.2.5} [§4MrCrayfish's Furniture Mod] (MrCrayfishs-Furniture-Mod-1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
NetherX{1.0} [NetherX] (NetherX-Mod-1.6.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
MelonSpawn{1.5} [Pam's Melon Spawn] (Pams-Melon-Spawn-Mod-1.6.2.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
SimpleRecipes{1.9} [Pam's Simple Recipes] (Pams-Simple-Recipes-Mod-1.6.2.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Roguelike{1.2.2} [Roguelike Dungeons Mod] (Roguelike-Dungeons-Mod-Forge-1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ShowDurability2{1.2.10} [ShowDurability2] (Show-Durability-2-Mod-1.6.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
soundfilters{0.7_for_1.6.X} [Sound Filters] (Sound-Filters-Mod-1.6.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
TreeCapitator{Forge 1.6.4.r09} [Treecapitator] (Tree-Capitator-Mod-Forge-1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Waila{1.4.5} [Waila] (Waila-Mod-1.6.x.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
wildcaves3{0.4.3.5} [Wild Caves 3] (Wild-Caves-Mod-1.6.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Profiler Position: N/A (disabled)
Vec3 Pool Size: 91 (5096 bytes; 0 MB) allocated, 91 (5096 bytes; 0 MB) used
Player Count: 1 / 8; [EntityPlayerMP['BallBuckZT13'/152, l='? ? ?', x=2041.67, y=69.00, z=1183.25]]
Type: Integrated Server (map_client.txt)
Is Modded: Definitely; Client brand changed to 'fml,forge'