Index: pathauto.module
===================================================================
--- pathauto.module	(revision 2238)
+++ pathauto.module	(revision 2240)
@@ -227,6 +227,8 @@
       break;
     case 'insert':
     case 'update':
+      if (!isset($node->pathauto_usersubmitted) || $node->pathauto_usersubmitted !== TRUE)
+        return;
       if (!isset($node->pathauto_perform_alias) || !empty($node->pathauto_perform_alias)) {
         pathauto_node_update_alias($node, $op);
       }
@@ -302,6 +304,9 @@
         );
       }
     }
+    
+    //Always set this value to indicate that the insertion or update of a node is triggered by the user
+    $form['pathauto_usersubmitted'] = array('#type' => 'value', '#value' => TRUE);
   }
 }