diff --git a/src/com/dre/dungeonsxl/listener/BlockListener.java b/src/com/dre/dungeonsxl/listener/BlockListener.java
index e5cad717..86bffa6c 100644
--- a/src/com/dre/dungeonsxl/listener/BlockListener.java
+++ b/src/com/dre/dungeonsxl/listener/BlockListener.java
@@ -201,9 +201,11 @@ public class BlockListener implements Listener {
 	    	for(GameWorld gworld : GameWorld.gworlds){
 				if(event.getBlock().getWorld() == gworld.world){
 					for(DSign sign : gworld.dSigns){
-						if(sign.isRedstoneTrigger()){
-							if(sign.getRtBlock().isBlockPowered()){
-								sign.onTrigger();
+						if(sign!=null){
+							if(sign.isRedstoneTrigger()){
+								if(sign.getRtBlock().isBlockPowered()){
+									sign.onTrigger();
+								}
 							}
 						}
 					}
diff --git a/src/com/dre/dungeonsxl/signs/SIGNTrigger.java b/src/com/dre/dungeonsxl/signs/SIGNTrigger.java
index a7378607..73397f50 100644
--- a/src/com/dre/dungeonsxl/signs/SIGNTrigger.java
+++ b/src/com/dre/dungeonsxl/signs/SIGNTrigger.java
@@ -34,9 +34,11 @@ public class SIGNTrigger extends DSign{
 	public void onTrigger() {
 		if(initialized){
 			for(DSign dsign : this.gworld.dSigns){
-				if(dsign.isSignTrigger()){
-					if(triggerId == dsign.getStId()){
-						dsign.onTrigger();
+				if(dsign != null){
+					if(dsign.isSignTrigger()){
+						if(triggerId == dsign.getStId()){
+							dsign.onTrigger();
+						}
 					}
 				}
 			}