--- form.inc
+++ (clipboard)
@@ -1917,7 +1917,6 @@
   }
   $element['#children'] = '<div class="'. $class .'">'. (!empty($element['#children']) ? $element['#children'] : '') .'</div>';
   if ($element['#title'] || $element['#description']) {
-    unset($element['#id']);
     return theme('form_element', $element, $element['#children']);
   }
   else {