I am getting following error when type my user name and password.
Warning: ldap_bind() [function.ldap-bind]: Unable to bind to server: Invalid credentials in...voteprofessor2.php on line 35
Could not bind to cn=hcrogman







I have attached my script

<?php session_start(); ?>


<?
$server="localhost"; //change to ip address of ldap server
$basedn="ou=People,ou=People,dc=ad,dc=lasierra,dc=edu"; //change to reflect the ou and domain that your users are in.
$script=$_SERVER['SCRIPT_NAME'];
if (isset($HTTP_COOKIE_VARS['cookie'])) { //If cookie exists, retrieve it and put it in an array for use.
$cookie=$HTTP_COOKIE_VARS['cookie'];
}
if (isset($cookie)) {
$username=$cookie['user'];
$password=($cookie['token']);
$fullname=$cookie['fullname'];
$fqdn=$cookie['fqdn'];
$dn = "cn=$username, ";
if (!($connect = ldap_connect($server))) {
die ("Could not connect to LDAP server");
}

if (!($bind = ldap_bind($connect, "$dn"."$basedn", $password))) {
die ("Could not bind to $dn$basedn");
}
} else {
if ((isset($_POST['username'])) && (isset($_POST['password']))) {
$username=$_POST['username'];
$password=$_POST['password'];
$filter="(&(|(!(displayname=Administrator*))(! (displayname=Admin*)))(cn=$username))"; //define an appropriate ldap search filter to find your users,
//and filter out accounts such as administrator(administrator should be renamed anyway!).
$dn = "cn=$username,";
if (!($connect = ldap_connect($server))) {
die ("Could not connect to LDAP server");
}

if (!($bind = ldap_bind($connect, $username, $password))) {
die ("Could not bind to $dn");
}
$sr = ldap_search($connect, $basedn,"$filter");
$info = ldap_get_entries($connect, $sr);
$fullname=$info[0]["displayname"][0];
$fqdn=$info[0]["dn"];
setcookie("cookie[user]",$username);
setcookie("cookie[token]",$password);
setcookie("cookie[fullname]",$fullname);
setcookie("cookie[fqdn]", $fqdn);
}
?>