Ticket #9139: 9139.diff

wp-admin/upgrade.php

@@ -20 +20 @@
 timer_start();
 require_once( ABSPATH . 'wp-admin/includes/upgrade.php' );
 
+delete_transient('update_core');
+
 if ( isset( $_GET['step'] ) )
         $step = $_GET['step'];
 else