Hello, i making a mod called ZapCraft and i need help for i get no error all is fine but when i lunch minecraft and Press new world and try it crash can anny help me there oute i realy wish i can fix it myself but i dont know how
here the Crash report:
---- Minecraft Crash Report ----
// Why is it breaking
Time: 10/26/14 2:08 PM
Description: Exception in server tick loop
java.lang.NullPointerException: Exception in server tick loop
at net.minecraft.world.chunk.storage.ExtendedBlockStorage.func_150818_a(ExtendedBlockStorage.java:86)
at net.minecraft.world.chunk.Chunk.func_150807_a(Chunk.java:653)
at net.minecraft.world.World.setBlock(World.java:511)
at net.minecraft.world.gen.feature.WorldGenMinable.generate(WorldGenMinable.java:79)
at com.ZapCraft.World.WorldGenZap.generateSurface(WorldGenZap.java:28)
at com.ZapCraft.World.WorldGenZap.generate(WorldGenZap.java:20)
at cpw.mods.fml.common.registry.GameRegistry.generateWorld(GameRegistry.java:106)
at net.minecraft.world.gen.ChunkProviderServer.populate(ChunkProviderServer.java:261)
at net.minecraft.world.chunk.Chunk.populateChunk(Chunk.java:1149)
at net.minecraft.world.gen.ChunkProviderServer.loadChunk(ChunkProviderServer.java:155)
at net.minecraft.server.MinecraftServer.initialWorldChunkLoad(MinecraftServer.java:297)
at net.minecraft.server.integrated.IntegratedServer.loadAllWorlds(IntegratedServer.java:79)
at net.minecraft.server.integrated.IntegratedServer.startServer(IntegratedServer.java:96)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:432)
at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:736)
A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------
-- System Details --
Details:
Minecraft Version: 1.7.2
Operating System: Windows 8 (amd64) version 6.2
Java Version: 1.7.0_71, Oracle Corporation
Java VM Version: Java HotSpot 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 898893592 bytes (857 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: 13, tallocated: 95
FML: MCP v9.03 FML v7.2.211.1121 Minecraft Forge 10.12.2.1121 4 mods loaded, 4 mods active
mcp{9.03} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
FML{7.2.211.1121} [Forge Mod Loader] (forgeSrc-1.7.2-10.12.2.1121.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
Forge{10.12.2.1121} [Minecraft Forge] (forgeSrc-1.7.2-10.12.2.1121.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
ZapCraft{1.7.2} [ZapCraft] (bin) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
Profiler Position: N/A (disabled)
Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Player Count: 0 / 8; []
Type: Integrated Server (map_client.txt)
Is Modded: Definitely; Client brand changed to 'fml,forge'