From 3eabe2d2409ef3d178aa5ff6c4768e05552d2844 Mon Sep 17 00:00:00 2001 From: Aikar Date: Sat, 16 Jun 2018 16:23:38 -0400 Subject: [PATCH] Ignore Missing Recipes in RecipeBook to avoid data errors This code was causing NPE's in saving player data, potentially related to reloads. diff --git a/src/main/java/net/minecraft/server/RecipeBookServer.java b/src/main/java/net/minecraft/server/RecipeBookServer.java index 71d6c45529..799f2be707 100644 --- a/src/main/java/net/minecraft/server/RecipeBookServer.java +++ b/src/main/java/net/minecraft/server/RecipeBookServer.java @@ -77,7 +77,11 @@ public class RecipeBookServer extends RecipeBook { while (iterator.hasNext()) { MinecraftKey minecraftkey = (MinecraftKey) iterator.next(); - nbttaglist.add((NBTBase) (new NBTTagString(minecraftkey.toString()))); + // Paper start - ignore missing recipes + IRecipe recipe = this.h.a(minecraftkey); + if (recipe == null) continue; + nbttaglist.add(new NBTTagString(minecraftkey.toString())); + // Paper end } nbttagcompound.set("recipes", nbttaglist); @@ -87,6 +91,11 @@ public class RecipeBookServer extends RecipeBook { while (iterator1.hasNext()) { MinecraftKey minecraftkey1 = (MinecraftKey) iterator1.next(); + // Paper start - ignore missing recipes + IRecipe recipe = this.h.a(minecraftkey1); + if (recipe == null) continue; + // Paper end + nbttaglist1.add((NBTBase) (new NBTTagString(minecraftkey1.toString()))); } -- 2.18.0