--- ../work/decompile-8eb82bde//net/minecraft/server/RecipeBookClone.java 2014-11-28 17:43:43.349707429 +0000 +++ src/main/java/net/minecraft/server/RecipeBookClone.java 2014-11-28 17:38:18.000000000 +0000 @@ -1,8 +1,12 @@ package net.minecraft.server; -public class RecipeBookClone implements IRecipe { +public class RecipeBookClone extends ShapelessRecipes implements IRecipe { // CraftBukkit - added extends - public RecipeBookClone() {} + // CraftBukkit start - Delegate to new parent class + public RecipeBookClone() { + super(new ItemStack(Items.WRITTEN_BOOK, 0, -1), java.util.Arrays.asList(new ItemStack(Items.WRITABLE_BOOK, 0, 0))); + } + // CraftBukkit end public boolean a(InventoryCrafting inventorycrafting, World world) { int i = 0;