From 1663a63de2df7ca41e645b7faf02df5961319667 Mon Sep 17 00:00:00 2001
From: md_5 <git@md-5.net>
Date: Sat, 10 Nov 2018 20:30:58 +1100
Subject: SPIGOT-4478: NPE during PlayerLoginEvent recipe manipulation

---
 nms-patches/RecipeBookServer.patch | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/nms-patches/RecipeBookServer.patch b/nms-patches/RecipeBookServer.patch
index 3d60bc79..82133174 100644
--- a/nms-patches/RecipeBookServer.patch
+++ b/nms-patches/RecipeBookServer.patch
@@ -17,3 +17,11 @@
                  this.a(minecraftkey);
                  this.c(minecraftkey);
                  arraylist.add(minecraftkey);
+@@ -61,6 +62,7 @@
+     }
+ 
+     private void a(PacketPlayOutRecipes.Action packetplayoutrecipes_action, EntityPlayer entityplayer, List<MinecraftKey> list) {
++        if (entityplayer.playerConnection == null) return; // SPIGOT-4478 during PlayerLoginEvent
+         entityplayer.playerConnection.sendPacket(new PacketPlayOutRecipes(packetplayoutrecipes_action, list, Collections.emptyList(), this.c, this.d, this.e, this.f));
+     }
+ 
-- 
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