From 5b9c27e253c9806bda79d42f3cf0c1c4eae34f34 Mon Sep 17 00:00:00 2001
From: Wilhelm Schuster <dev@rot13.io>
Date: Sun, 16 Jul 2023 14:29:31 +0200
Subject: [PATCH] Fix potential NPE when calling ItemMobSpawner#loadSpawners.
 (#405)

---
 src/main/java/codechicken/nei/ItemMobSpawner.java | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/src/main/java/codechicken/nei/ItemMobSpawner.java b/src/main/java/codechicken/nei/ItemMobSpawner.java
index 4f3ff960..23f86dc5 100644
--- a/src/main/java/codechicken/nei/ItemMobSpawner.java
+++ b/src/main/java/codechicken/nei/ItemMobSpawner.java
@@ -22,8 +22,8 @@ import net.minecraftforge.client.MinecraftForgeClient;
 
 public class ItemMobSpawner extends ItemBlock {
 
-    private static Map<Integer, EntityLiving> entityHashMap;
-    private static Map<Integer, String> IDtoNameMap;
+    private static final Map<Integer, EntityLiving> entityHashMap = new HashMap<>();
+    private static final Map<Integer, String> IDtoNameMap = new HashMap<>();
     public static int idPig;
     private static boolean loaded;
 
@@ -32,9 +32,6 @@ public class ItemMobSpawner extends ItemBlock {
 
         hasSubtypes = true;
         MinecraftForgeClient.registerItemRenderer(this, new SpawnerRenderer());
-
-        entityHashMap = new HashMap<>();
-        IDtoNameMap = new HashMap<>();
     }
 
     /**