Fixed: FS#636 - Fetchmail/Getmail configs do not delete

tbrehm

2009-03-16 b84b62a6a89ed0a9947a52dc2e093945c806599f

 interface/lib/classes/validate_client.inc.php

@@ -36,7 +36,7 @@
   function username_unique($field_name, $field_value, $validator) {
      global $app;
      
      if($app->tform->action == 'NEW') {
      if($app->tform->primary_id == 0) {
           $num_rec = $app->db->queryOneRecord("SELECT count(*) as number FROM sys_user WHERE username = '".$app->db->quote($field_value)."'");
               if($num_rec["number"] > 0) {
                   $errmsg = $validator['errmsg'];