From fba8333de3093d034b1a4bba06003ab051b33e6d Mon Sep 17 00:00:00 2001
From: Joo200 <github@joo200.de>
Date: Wed, 21 Jun 2023 22:20:42 +0200
Subject: [PATCH] Fix backwards compatibility with 1.19.4

---
 .../main/java/com/sk89q/worldguard/bukkit/util/Materials.java  | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/worldguard-bukkit/src/main/java/com/sk89q/worldguard/bukkit/util/Materials.java b/worldguard-bukkit/src/main/java/com/sk89q/worldguard/bukkit/util/Materials.java
index d2574d29..1f87de9a 100644
--- a/worldguard-bukkit/src/main/java/com/sk89q/worldguard/bukkit/util/Materials.java
+++ b/worldguard-bukkit/src/main/java/com/sk89q/worldguard/bukkit/util/Materials.java
@@ -53,9 +53,10 @@ public final class Materials {
     private static final Set<PotionEffectType> DAMAGE_EFFECTS = new HashSet<>();
 
     private static void putMaterialTag(Tag<Material> tag, Integer value) {
+        if (tag == null) return;
         tag.getValues().forEach(mat -> MATERIAL_FLAGS.put(mat, value));
     }
-    private static Tag<Material> SIGNS_TAG;
+    private static Tag<Material> SIGNS_TAG = Tag.SIGNS;
 
     static {
         ENTITY_ITEMS.put(EntityType.PAINTING, Material.PAINTING);