diff --git a/frappe/desk/treeview.py b/frappe/desk/treeview.py
index 12fdb0dadc..d479b71b52 100644
--- a/frappe/desk/treeview.py
+++ b/frappe/desk/treeview.py
@@ -66,7 +66,7 @@ def add_node():
 	doc.save()
 
 def make_tree_args(**kwarg):
-	del kwarg['cmd']
+	kwarg.pop('cmd', None)
 
 	doctype = kwarg['doctype']
 	parent_field = 'parent_' + doctype.lower().replace(' ', '_')