Ticket #18722: 18722.check-ptype_object.diff

wp-admin/includes/class-wp-terms-list-table.php

@@ -290 +290 @@
                 $tax = get_taxonomy( $taxonomy );
 
                 $post_type = get_current_screen()->post_type;
+
                 $ptype_object = get_post_type_object( $post_type );
-
-                if ( ! $ptype_object->show_ui )
+                if ( ! $ptype_object || ! $ptype_object->show_ui )
                         return $count;
 
                 if ( $tax->query_var ) {