diff --git a/src/de/warking/bausystem/world/RegionListener.java b/src/de/warking/bausystem/world/RegionListener.java
index 63a1661..432acc2 100644
--- a/src/de/warking/bausystem/world/RegionListener.java
+++ b/src/de/warking/bausystem/world/RegionListener.java
@@ -72,7 +72,7 @@ public class RegionListener implements Listener {
     public void onExplode(EntityExplodeEvent e) {
         UUID worldOwner = BauWorld.getWorldUUID(e.getLocation().getWorld());
 
-        if(worldOwner == null || !Bauwelt.getBauwelt(worldOwner).isTNTDmg())
+        if(worldOwner == null || Bauwelt.getBauwelt(worldOwner) == null || !Bauwelt.getBauwelt(worldOwner).isTNTDmg())
             e.setCancelled(true);
     }
 
@@ -80,7 +80,7 @@ public class RegionListener implements Listener {
     public void onFireDamage(BlockBurnEvent e) {
         UUID worldOwner = BauWorld.getWorldUUID(e.getBlock().getWorld());
 
-        if(worldOwner == null || !Bauwelt.getBauwelt(worldOwner).isFireDmg())
+        if(worldOwner == null || Bauwelt.getBauwelt(worldOwner) == null || !Bauwelt.getBauwelt(worldOwner).isFireDmg())
             e.setCancelled(true);
     }