--- field_group.module	2010-09-27 12:00:19.000000000 -0300
+++ field_group.moduleNew	2010-09-30 12:22:47.000000000 -0300
@@ -198,6 +198,7 @@ function _field_groups_extend_overview_t
       'parent_wrapper' => array(
         'parent' => array(
           '#type' => 'select',
+    	  '#required' => FALSE,	
           '#options' =>  $table['#parent_options'],
           '#default_value' => isset($parents[$name]) ? $parents[$name] : '',
           '#attributes' => array('class' => array('field-parent')),
@@ -378,6 +379,7 @@ function _field_groups_extend_overview_t
     'parent_wrapper' => array(
       'parent' => array(
         '#type' => 'select',
+        '#required' => FALSE,	
         '#options' => $table['#parent_options'],
         '#attributes' => array('class' => array('field-parent')),
         '#prefix' => '<div class="add-new-placeholder">&nbsp;</div>',