From 3edc1cf4e077c5b777d0be6786e25cf6a854d9cf Mon Sep 17 00:00:00 2001
From: CraftBukkit/Spigot <noreply+git-craftbukkit@papermc.io>
Date: Sun, 26 Aug 2018 18:48:32 +1000
Subject: [PATCH] SPIGOT-4301: Fix more invalid enchants

By: md_5 <git@md-5.net>
---
 .../java/org/bukkit/craftbukkit/util/CraftNamespacedKey.java   | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/paper-server/src/main/java/org/bukkit/craftbukkit/util/CraftNamespacedKey.java b/paper-server/src/main/java/org/bukkit/craftbukkit/util/CraftNamespacedKey.java
index 03d2392a89..f1f41262db 100644
--- a/paper-server/src/main/java/org/bukkit/craftbukkit/util/CraftNamespacedKey.java
+++ b/paper-server/src/main/java/org/bukkit/craftbukkit/util/CraftNamespacedKey.java
@@ -9,6 +9,9 @@ public final class CraftNamespacedKey {
     }
 
     public static NamespacedKey fromStringOrNull(String string) {
+        if (string == null || string.isEmpty()) {
+            return null;
+        }
         MinecraftKey minecraft = MinecraftKey.a(string);
         return (minecraft == null) ? null : fromMinecraft(minecraft);
     }