diff --git a/src/main/java/com/hbm/blocks/generic/BlockWandLogic.java b/src/main/java/com/hbm/blocks/generic/BlockWandLogic.java
index 01d8df298..dd796646d 100644
--- a/src/main/java/com/hbm/blocks/generic/BlockWandLogic.java
+++ b/src/main/java/com/hbm/blocks/generic/BlockWandLogic.java
@@ -273,7 +273,8 @@ public class BlockWandLogic extends BlockContainer implements ILookOverlay, IToo
 			super.writeToNBT(nbt);
 			nbt.setString("actionID", actionID);
 			nbt.setString("conditionID", conditionID);
-			nbt.setString("interactionID", interactionID);
+			if(interactionID != null)
+				nbt.setString("interactionID", interactionID);
 			nbt.setInteger("rotation", placedRotation);
 			if(disguise != null){
 				nbt.setString("disguise", GameRegistry.findUniqueIdentifierFor(disguise).toString());
@@ -286,7 +287,8 @@ public class BlockWandLogic extends BlockContainer implements ILookOverlay, IToo
 			super.readFromNBT(nbt);
 			actionID = nbt.getString("actionID");
 			conditionID = nbt.getString("conditionID");
-			interactionID = nbt.getString("interactionID");
+			if(nbt.hasKey("interactionID"))
+				interactionID = nbt.getString("interactionID");
 			placedRotation = nbt.getInteger("rotation");
 			if(nbt.hasKey("disguise")){
 				disguise = Block.getBlockFromName(nbt.getString("disguise"));