Index: branches/unlabeled/unlabeled-1.79.4/core/kernel/db/db_event_handler.php
===================================================================
diff -u -r6757 -r6842
--- branches/unlabeled/unlabeled-1.79.4/core/kernel/db/db_event_handler.php	(.../db_event_handler.php)	(revision 6757)
+++ branches/unlabeled/unlabeled-1.79.4/core/kernel/db/db_event_handler.php	(.../db_event_handler.php)	(revision 6842)
@@ -611,8 +611,13 @@
 
 			$tag_sort_by = $event->getEventParam('sort_by');
 			if ($tag_sort_by) {
+				if ($tag_sort_by == 'random') {
+					$by = 'RAND()';
+					$dir = '';
+				}
+				else {
 				list($by, $dir) = explode(',', $tag_sort_by);
-				if ($by == 'random') $by = 'RAND()';
+				}
 				$object->AddOrderField($by, $dir);
 			}