// Validate user input.
if (!ttValidString($cl_field_name)) $errors->add($i18n->getKey('error.field'), $i18n->getKey('label.thing_name'));
- if ($errors->isEmpty()) {
+ if ($errors->no()) {
$res = CustomFields::insertField($cl_field_name, $cl_field_type, $cl_required);
if ($res) {
header('Location: cf_custom_fields.php');