2011-09-16 20:49:12 [WARNING] Task of 'ForcegenChunks' generated an exception
java.lang.OutOfMemoryError: Java heap space
	at net.minecraft.server.IntCache.a(SourceFile:41)
	at net.minecraft.server.GenLayerZoom.a(SourceFile:16)
	at net.minecraft.server.GenLayerRiver.a(SourceFile:16)
	at net.minecraft.server.GenLayerSmooth.a(SourceFile:14)
	at net.minecraft.server.GenLayerRiverMix.a(SourceFile:27)
	at net.minecraft.server.WorldChunkManager.b(SourceFile:115)
	at net.minecraft.server.ChunkProviderGenerate.a(SourceFile:72)
	at net.minecraft.server.ChunkProviderGenerate.getOrCreateChunk(SourceFile:221)
	at org.bukkit.craftbukkit.generator.NormalChunkGenerator.getOrCreateChunk(NormalChunkGenerator.java:37)
	at net.minecraft.server.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:68)
	at org.bukkit.craftbukkit.CraftWorld.loadChunk(CraftWorld.java:234)
	at net.pointysoftware.forcegenchunks.ForcegenChunks.run(ForcegenChunks.java:444)
	at org.bukkit.craftbukkit.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:137)
	at net.minecraft.server.MinecraftServer.h(MinecraftServer.java:439)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:374)
	at net.minecraft.server.ThreadServerApplication.run(SourceFile:417)