- Patch #133189 by Darren Oh: fixed empty date field test.

includes/form.inc

@@ -1187,7 +1187,7 @@ function theme_date($element) {
  */
 function expand_date($element) {
   // Default to current date
-  if (!isset($element['#value'])) {
+  if (empty($element['#value'])) {
     $element['#value'] = array('day' => format_date(time(), 'custom', 'j'),
                             'month' => format_date(time(), 'custom', 'n'),
                             'year' => format_date(time(), 'custom', 'Y'));