How to solve crafting?

Discussion in 'Bukkit Help' started by smilesdc, Dec 9, 2012.

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    smilesdc

    Hi all.
    I write mod for Bukkit, without Forge and I have a problem with crafting...
    Log:

    19:44:37 [WARNING] Failed to handle packet: java.lang.NullPointerException
    java.lang.NullPointerException
    at org.bukkit.inventory.ItemStack.<init>(ItemStack.java:43)
    at org.bukkit.inventory.ShapedRecipe.setIngredient(ShapedRecipe.java:97)

    at net.minecraft.server.ShapedRecipes.toBukkitRecipe(ShapedRecipes.java:
    72)
    at net.minecraft.server.ShapedRecipes.toBukkitRecipe(ShapedRecipes.java:
    8)
    at org.bukkit.craftbukkit.inventory.CraftInventoryCrafting.getRecipe(Cra
    ftInventoryCrafting.java:136)
    at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:1057)
    at net.minecraft.server.Packet102WindowClick.handle(SourceFile:28)
    at net.minecraft.server.NetworkManager.b(NetworkManager.java:229)
    at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:102)
    at net.minecraft.server.NetworkListenThread.a(NetworkListenThread.java:8
    2)
    at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:577)
    at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:469)
    at net.minecraft.server.ThreadServerApplication.run(SourceFile:492)

    Please, help me!
    I solved problem with BlockBreakEvent and PlayerInteractEvent, but this...
    I can not understand how on 43 line is NPE...
     
    smilesdc, Dec 9, 2012
    #1
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