Index: date_popup.module
===================================================================
RCS file: /cvs/drupal/contributions/modules/date/date_popup/date_popup.module,v
retrieving revision 1.43
diff -u -r1.43 date_popup.module
--- date_popup.module	13 Dec 2008 17:55:33 -0000	1.43
+++ date_popup.module	19 Jun 2009 07:40:36 -0000
@@ -299,6 +299,7 @@
  */
 function date_popup_validate($element, &$form_state) {
   if (is_string($element['#value'])) {
+    $form_state['values'][$element['#name']] = $element['#value'];
     return;
   }
   $granularity = $element['#granularity'];
@@ -488,4 +489,4 @@
     $output = $element['#children'];
   }
   return '<div class="'. $class .'">'. theme('form_element', $element, $output) .'</div>';
-}
\ No newline at end of file
+}