I have Errors when Either Generating Ore that is Too large (like a vein of 64) and generating a Biome, they both give the same basic error, I'm trying to figure out what is wrong with the Biome Error at the moment, and the Crash report is this:

 

[embed=425,349]2013-08-30 19:46:18 [iNFO] [sTDERR] java.lang.NullPointerException

2013-08-30 19:46:18 [iNFO] [sTDERR] at net.minecraft.world.World.getTopSolidOrLiquidBlock(World.java:2004)

2013-08-30 19:46:18 [iNFO] [sTDERR] at net.minecraft.world.biome.BiomeDecorator.decorate(BiomeDecorator.java:219)

2013-08-30 19:46:18 [iNFO] [sTDERR] at net.minecraft.world.biome.BiomeDecorator.decorate(BiomeDecorator.java:196)

2013-08-30 19:46:18 [iNFO] [sTDERR] at net.minecraft.world.biome.BiomeGenBase.decorate(BiomeGenBase.java:366)

2013-08-30 19:46:18 [iNFO] [sTDERR] at net.minecraft.world.gen.ChunkProviderGenerate.populate(ChunkProviderGenerate.java:573)

2013-08-30 19:46:18 [iNFO] [sTDERR] at net.minecraft.world.gen.ChunkProviderServer.populate(ChunkProviderServer.java:258)

2013-08-30 19:46:18 [iNFO] [sTDERR] at net.minecraft.world.chunk.Chunk.populateChunk(Chunk.java:1249)

2013-08-30 19:46:18 [iNFO] [sTDERR] at net.minecraft.world.gen.ChunkProviderServer.loadChunk(ChunkProviderServer.java:153)

2013-08-30 19:46:18 [iNFO] [sTDERR] at net.minecraft.server.MinecraftServer.initialWorldChunkLoad(MinecraftServer.java:292)

2013-08-30 19:46:18 [iNFO] [sTDERR] at net.minecraft.server.integrated.IntegratedServer.loadAllWorlds(IntegratedServer.java:90)

2013-08-30 19:46:18 [iNFO] [sTDERR] at net.minecraft.server.integrated.IntegratedServer.startServer(IntegratedServer.java:107)

2013-08-30 19:46:18 [iNFO] [sTDERR] at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:443)

2013-08-30 19:46:18 [iNFO] [sTDERR] at net.minecraft.server.ThreadMinecraftServer.run(ThreadMinecraftServer.java:16)

2013-08-30 19:46:18 [sEVERE] [Minecraft-Server] Encountered an unexpected exception NullPointerException

java.lang.NullPointerException

at net.minecraft.world.World.getTopSolidOrLiquidBlock(World.java:2004)

at net.minecraft.world.biome.BiomeDecorator.decorate(BiomeDecorator.java:219)

at net.minecraft.world.biome.BiomeDecorator.decorate(BiomeDecorator.java:196)

at net.minecraft.world.biome.BiomeGenBase.decorate(BiomeGenBase.java:366)

at net.minecraft.world.gen.ChunkProviderGenerate.populate(ChunkProviderGenerate.java:573)

at net.minecraft.world.gen.ChunkProviderServer.populate(ChunkProviderServer.java:258)

at net.minecraft.world.chunk.Chunk.populateChunk(Chunk.java:1249)

at net.minecraft.world.gen.ChunkProviderServer.loadChunk(ChunkProviderServer.java:153)

at net.minecraft.server.MinecraftServer.initialWorldChunkLoad(MinecraftServer.java:292)

at net.minecraft.server.integrated.IntegratedServer.loadAllWorlds(IntegratedServer.java:90)

at net.minecraft.server.integrated.IntegratedServer.startServer(IntegratedServer.java:107)

at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:443)

at net.minecraft.server.ThreadMinecraftServer.run(ThreadMinecraftServer.java:16)

2013-08-30 19:46:18 [sEVERE] [Minecraft-Server] This crash report has been saved to: C:\Users\Max Decay\Desktop\Everything\MineCraft\Mods\forge\mcp\jars\.\crash-reports\crash-2013-08-30_19.46.18-server.txt

2013-08-30 19:46:18 [iNFO] [Minecraft-Server] Stopping server

2013-08-30 19:46:18 [iNFO] [Minecraft-Server] Saving players

2013-08-30 19:46:18 [iNFO] [Minecraft-Server] Saving worlds

2013-08-30 19:46:18 [iNFO] [Minecraft-Server] Saving chunks for level 'New World'/Overworld

2013-08-30 19:46:18 [iNFO] [Minecraft-Server] Saving chunks for level 'New World'/Nether

2013-08-30 19:46:18 [iNFO] [Minecraft-Server] Saving chunks for level 'New World'/The End

2013-08-30 19:46:18 [iNFO] [ForgeModLoader] Unloading dimension 0

2013-08-30 19:46:18 [iNFO] [ForgeModLoader] Unloading dimension -1

2013-08-30 19:46:18 [iNFO] [ForgeModLoader] Unloading dimension 1

2013-08-30 19:46:18 [iNFO] [ForgeModLoader] The state engine was in incorrect state SERVER_STARTING and forced into state SERVER_STOPPED. Errors may have been discarded.[/embed]

 

Could someone Please Help?

Every time I see this, the error is the same. You are trying to build things into the void.