Ticket #31355: 31355.diff

wp-includes/query.php

@@ -3926 +3926 @@
                         return $this->queried_object;
 
                 $this->queried_object = null;
-                $this->queried_object_id = 0;
+                $this->queried_object_id = null;
 
                 if ( $this->is_category || $this->is_tag || $this->is_tax ) {
                         if ( $this->is_category ) {