gridstack_v0.2.5_1.patch

--- gridstack-v0.2.5/dist/gridstack.old.js	2016-11-15 12:13:18.544722313 +0530
+++ gridstack-v0.2.5/dist/gridstack.js	2016-11-15 12:13:50.676739875 +0530
@@ -779,6 +779,9 @@
                     self.placeholder.detach();

                     var node = $(ui.draggable).data('_gridstack_node');
+                    if(!node){
+                        return;
+                    }
                     node._grid = self;
                     var el = $(ui.draggable).clone(false);
                     el.data('_gridstack_node', node);
@@ -956,7 +959,7 @@
     GridStack.prototype._clearRemovingTimeout = function(el) {
         var node = $(el).data('_gridstack_node');

-        if (!node._removeTimeout) {
+        if (!node || !node._removeTimeout) {
             return;
         }
         clearTimeout(node._removeTimeout);