Reading the posts, I think my problem is, I'm trying to load your addon into b79 version. I'm not sure, here's crash report. ---- Minecraft Crash Report ----// You should try our sister game, Minceraft!Time: 6/13/14 2:31 PMDescription: Exception getting block type in worldjava.lang.ArrayIndexOutOfBoundsException: -1at TFC.WorldGen.TFCWorldChunkManager.getRockLayerAt(TFCWorldChunkManager.java:445)at TFC.Core.TFC_Climate.getRockLayer(TFC_Climate.java:579)at TFC.WorldGen.Generators.WorldGenFissure.getCollapseMap(WorldGenFissure.java:221)at TFC.WorldGen.Generators.WorldGenFissure.generate(WorldGenFissure.java:114)at TFC.WorldGen.TFCChunkProviderGenerate.func_73153_a(TFCChunkProviderGenerate.java:200)at net.minecraft.world.gen.ChunkProviderServer.func_73153_a(ChunkProviderServer.java:258)at net.minecraft.world.chunk.Chunk.func_76624_a(Chunk.java:1248)at net.minecraft.world.gen.ChunkProviderServer.func_73158_c(ChunkProviderServer.java:153)at net.minecraft.world.gen.ChunkProviderServer.func_73154_d(ChunkProviderServer.java:166)at net.minecraft.world.World.func_72964_e(World.java:529)at net.minecraft.world.World.func_72798_a(World.java:414)at TFC.Blocks.Vanilla.BlockCustomFlowing.blockBlocksFlow(BlockCustomFlowing.java:374)at TFC.Blocks.Vanilla.BlockCustomFlowing.getOptimalFlowDirections(BlockCustomFlowing.java:338)at TFC.Blocks.Vanilla.BlockCustomFlowing.func_71847_b(BlockCustomFlowing.java:183)at net.minecraft.world.WorldServer.func_72955_a(WorldServer.java:617)at net.minecraft.world.WorldServer.func_72835_b(WorldServer.java:197)at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:657)at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:587)at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:129)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 TFC.WorldGen.TFCWorldChunkManager.getRockLayerAt(TFCWorldChunkManager.java:445)at TFC.Core.TFC_Climate.getRockLayer(TFC_Climate.java:579)at TFC.WorldGen.Generators.WorldGenFissure.getCollapseMap(WorldGenFissure.java:221)at TFC.WorldGen.Generators.WorldGenFissure.generate(WorldGenFissure.java:114)at TFC.WorldGen.TFCChunkProviderGenerate.func_73153_a(TFCChunkProviderGenerate.java:200)at net.minecraft.world.gen.ChunkProviderServer.func_73153_a(ChunkProviderServer.java:258)at net.minecraft.world.chunk.Chunk.func_76624_a(Chunk.java:1248)at net.minecraft.world.gen.ChunkProviderServer.func_73158_c(ChunkProviderServer.java:153)at net.minecraft.world.gen.ChunkProviderServer.func_73154_d(ChunkProviderServer.java:166)at net.minecraft.world.World.func_72964_e(World.java:529)-- Requested block coordinates --Details:Found chunk: trueLocation: World: (224,136,-3248), Chunk: (at 0,8,0 in 14,-203; contains blocks 224,0,-3248 to 239,255,-3233), Region: (0,-7; contains chunks 0,-224 to 31,-193, blocks 0,0,-3584 to 511,255,-3073)Stacktrace:at net.minecraft.world.World.func_72798_a(World.java:414)at TFC.Blocks.Vanilla.BlockCustomFlowing.blockBlocksFlow(BlockCustomFlowing.java:374)at TFC.Blocks.Vanilla.BlockCustomFlowing.getOptimalFlowDirections(BlockCustomFlowing.java:338)at TFC.Blocks.Vanilla.BlockCustomFlowing.func_71847_b(BlockCustomFlowing.java:183)-- Block being ticked --Details:Block type: ID #2136 (tile.water // TFC.Blocks.Terrain.BlockFreshWaterFlowing)Block data value: 0 / 0x0 / 0b0000Block location: World: (224,136,-3249), Chunk: (at 0,8,15 in 14,-204; contains blocks 224,0,-3264 to 239,255,-3249), Region: (0,-7; contains chunks 0,-224 to 31,-193, blocks 0,0,-3584 to 511,255,-3073)Stacktrace:at net.minecraft.world.WorldServer.func_72955_a(WorldServer.java:617)at net.minecraft.world.WorldServer.func_72835_b(WorldServer.java:197)-- Affected level --Details:Level name: New WorldAll players: 1 total; [EntityPlayerMP['essenceoflove'/950, l='New World', x=120.50, y=147.00, z=-3440.50]]Chunk stats: ServerChunkCache: 759 Drop: 0Level seed: -9133568375888967826Level generator: ID 00 - DEFAULT, ver 1. Features enabled: trueLevel generator options:Level spawn location: World: (120,147,-3441), Chunk: (at 8,9,15 in 7,-216; contains blocks 112,0,-3456 to 127,255,-3441), Region: (0,-7; contains chunks 0,-224 to 31,-193, blocks 0,0,-3584 to 511,255,-3073)Level time: 37 game time, 576037 day timeLevel dimension: 0Level storage version: 0x04ABD - AnvilLevel weather: Rain time: 78413 (now: false), thunder time: 154105 (now: false)Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: trueStacktrace:at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:657)at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:587)at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:129)at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:484)at net.minecraft.server.ThreadMinecraftServer.run(SourceFile:583)