oci_error message did not show any result

Summary

oci_error message did not show any result

Content

i have php script and the php is already compiled with oci8 oracle 11g library, but it's did not show any oci_error result.

Please help me, Thanks.

<?php

  date_default_timezone_set('Asia/Jakarta');

  include("conn_Oracle.inc.php");

  include("data_Oracle.inc.php");

$id  = isset($_GET['id'])  ? $_GET['id']  : '';

  $conn = oci_connect($Username, $Password, $Server);

  if (!$conn)

  {

echo "C";

    $e = oci_error();

echo $e['message'];

    trigger_error(htmlentities($e['message'], ENT_QUOTES), E_USER_ERROR);

echo "A";

  }

echo "B";