Haa found out finally....
had this at totally wrong place... at "checkout_shipping.php".. eh. No wonder. :blush:
//START Customers Extra Field
tep_db_query("delete from " . TABLE_CUSTOMERS_TO_EXTRA_FIELDS . " where customers_id=" . $customer_id);
$extra_fields_query = tep_db_query("select ce.fields_id from " . TABLE_EXTRA_FIELDS . " ce where ce.fields_status=1 ");
while($extra_fields = tep_db_fetch_array($extra_fields_query)){
$sql_data_array = array('customers_id' => $customer_id,
'fields_id' => $extra_fields['fields_id'],
'value' => $HTTP_POST_VARS['fields_' . $extra_fields['fields_id']]);
tep_db_perform(TABLE_CUSTOMERS_TO_EXTRA_FIELDS, $sql_data_array);
}
//END Customers Extra Field