--- C:/Documents and Settings/witold.grabowski/Moje dokumenty/drupal/feed_handlers/aggregation.module.org	Tue Mar 27 14:24:46 2007
+++ C:/Documents and Settings/witold.grabowski/Moje dokumenty/drupal/feed_handlers/aggregation.module	Tue Mar 27 14:24:46 2007
@@ -1255,7 +1255,7 @@
 
 	$item_object->image_id = $image_nid;
 	
-	$item_object->story_guid = !is_null($guid) ? crc32($guid) : crc32($title);
+	$item_object->story_guid = (!is_null($guid) && !empty($guid)) ? crc32($guid) : crc32($title);
 	
 	$item_object->image_guid = $image_guid;