Index: modules/field_ui/field_ui.admin.inc
===================================================================
RCS file: /cvs/drupal/drupal/modules/field_ui/field_ui.admin.inc,v
retrieving revision 1.66
diff -u -p -r1.66 field_ui.admin.inc
--- modules/field_ui/field_ui.admin.inc	16 Sep 2010 20:14:49 -0000	1.66
+++ modules/field_ui/field_ui.admin.inc	20 Sep 2010 05:05:05 -0000
@@ -1114,7 +1114,7 @@ function field_ui_display_overview_form(
     '#op' => 'refresh_table',
     // Do not check errors, but make sure we get the values of the
     // 'refresh_rows' input.
-    '#limit_validation_errors' => array('refresh_rows'),
+    '#limit_validation_errors' => array(array('refresh_rows')),
     '#submit' => array('field_ui_display_overview_multistep_submit'),
     '#ajax' => array(
       'callback' => 'field_ui_display_overview_multistep_js',