enum

src/Resource/Instance.js

@@ -216,6 +216,7 @@ export default class Instance extends IEventHandler
     {
         super();
 
+        this.isDestroyed = false;
         this.store = store;
         this.resource = new WeakRef(resource);
         this.id = id;
@@ -247,6 +248,7 @@ export default class Instance extends IEventHandler
 
 
         resource.on("destroy", function(sender){
+            self.isDestroyed = true;
             self._emit("ResourceDestroyed", sender);
         });
 

src/Resource/Warehouse.js

@@ -201,7 +201,10 @@ export class WH extends IEventHandler
 
         if (resource.instance.store != null)
             resource.instance.store.remove(resource);
+
         resource.destroy();
+        
+        resource.instance = null;
 
         return true;
     }