From 99569c1767cf18695ca2cc1e206bc74cf47d15cb Mon Sep 17 00:00:00 2001
From: Bukkit/Spigot <noreply+git-bukkit@papermc.io>
Date: Mon, 5 Mar 2012 22:33:22 -0500
Subject: [PATCH] [Bleeding] Added missing NPE protection to removeMetadata().
 Fixes BUKKIT-933

By: rmichela <deltahat@gmail.com>
---
 .../src/main/java/org/bukkit/metadata/MetadataStoreBase.java     | 1 +
 1 file changed, 1 insertion(+)

diff --git a/paper-api/src/main/java/org/bukkit/metadata/MetadataStoreBase.java b/paper-api/src/main/java/org/bukkit/metadata/MetadataStoreBase.java
index 0c384abe89..a8d948a5ce 100644
--- a/paper-api/src/main/java/org/bukkit/metadata/MetadataStoreBase.java
+++ b/paper-api/src/main/java/org/bukkit/metadata/MetadataStoreBase.java
@@ -82,6 +82,7 @@ public abstract class MetadataStoreBase<T> {
     public synchronized void removeMetadata(T subject, String metadataKey, Plugin owningPlugin) {
         String key = cachedDisambiguate(subject, metadataKey);
         List<MetadataValue> metadataList = metadataMap.get(key);
+        if (metadataList == null) return;
         for (int i = 0; i < metadataList.size(); i++) {
             if (metadataList.get(i).getOwningPlugin().equals(owningPlugin)) {
                 metadataList.remove(i);