Index: E:/xampp/htdocs-sapient/sites/all/modules/fivestar/fivestar.module
===================================================================
--- E:/xampp/htdocs-sapient/sites/all/modules/fivestar/fivestar.module	(revision 175)
+++ E:/xampp/htdocs-sapient/sites/all/modules/fivestar/fivestar.module	(working copy)
@@ -387,7 +387,11 @@
   	}
 
   	if ($content_type == 'node') {
-    	$node = node_load($content_id);
+    	if ($content_id != '') {
+    		$node = node_load($content_id);
+    	} else {
+    		return array();
+    	}
   	}
 
   	$form = array();