ajcool1050

ya but i had no condensors in the world just baseic pipes but ill try to get it to work

so me and my friends where playeing and all of the suddun the server just laggs out and it wount start back up and this error happens 17:20:34 [sEVERE] java.lang.NullPointerException 17:20:34 [sEVERE] at net.minecraft.server.ItemStack.doMaterialsMatch(ItemStack.java:243) 17:20:34 [sEVERE] at ee.TileCondenser.extractItem(TileCondenser.java:539) 17:20:34 [sEVERE] at buildcraft.transport.pipes.PipeItemsWood.checkExtract(PipeItemsWood.java:111) 17:20:34 [sEVERE] at buildcraft.transport.pipes.PipeItemsWood.doWork(PipeItemsWood.java:90) 17:20:34 [sEVERE] at buildcraft.transport.TileGenericPipe.doWork(TileGenericPipe.java:159) 17:20:34 [sEVERE] at buildcraft.api.PowerProvider.update(PowerProvider.java:52) 17:20:34 [sEVERE] at buildcraft.transport.TileGenericPipe.l_(TileGenericPipe.java:108) 17:20:34 [sEVERE] at net.minecraft.server.World.tickEntities(World.java:1182) 17:20:34 [sEVERE] at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:534) 17:20:34 [sEVERE] at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:441) 17:20:34 [sEVERE] at net.minecraft.server.ThreadServerApplication.run(SourceFile:465) 17:20:34 [sEVERE] Unexpected exception java.lang.NullPointerException at net.minecraft.server.ItemStack.doMaterialsMatch(ItemStack.java:243) at ee.TileCondenser.extractItem(TileCondenser.java:539) at buildcraft.transport.pipes.PipeItemsWood.checkExtract(PipeItemsWood.java:111) at buildcraft.transport.pipes.PipeItemsWood.doWork(PipeItemsWood.java:90) at buildcraft.transport.TileGenericPipe.doWork(TileGenericPipe.java:159) at buildcraft.api.PowerProvider.update(PowerProvider.java:52) at buildcraft.transport.TileGenericPipe.l_(TileGenericPipe.java:108) at net.minecraft.server.World.tickEntities(World.java:1182) at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:534) at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:441) at net.minecraft.server.ThreadServerApplication.run(SourceFile:465) > pls help me we had alot of stuff on the world and if i start a new world it work why is this happaning pls get back to me a soon a posible tanks so much