Hallo bei meinem Script VMS 1.2 ohne Klammeinbindung kommt immer so ein Fehler nach dem Klick auf Loggout.

Code:
<?
/*
Datei : session.lib.php
Änderungen in dieser Datei nur dann vornehmen wenn Sie wissen was Sie tun!
*/
@session_start();

// Variabeln definieren
if (!isset($_SESSION['login']))		$_SESSION['login']		= "";
if (!isset($_SESSION['werber']))	$_SESSION['werber']		= "0";
if (!isset($_SESSION['uid']))		$_SESSION['uid']		= "0";
if (!isset($_POST['nickname']))		$_POST['nickname']		= "";
if (!isset($_POST['passwort']))		$_POST['passwort']		= "";
if (!isset($_POST['checkid']))		$_POST['checkid']		= "";
if (!isset($_POST['autologin']))	$_POST['autologin']		= "";
if (!isset($_GET['logout']))		$_GET['logout']			= "";
if (!isset($_GET['ref']))			$_GET['ref']			= "0";

if ($_SESSION['werber'] == "0") $_SESSION['werber'] = (int)$_GET['ref'];

// Seiteneinstellungen laden...
$pageconfig = mysql_fetch_array(db_query("SELECT * FROM ".$db_prefix."_seitenkonfig LIMIT 1"));

if ($pageconfig['wartung'] == 1 && $_SESSION['uid'] != $admin_id) {
	setCookie('uid','',time()-86400*30);
	setCookie('passwort','',time()-86400*30);
	setCookie('autologin','',time()-86400*30);
	$_SESSION['uid']		= "";
	$_SESSION['passwort']	= "";
	$_SESSION['login']		= "";
	header ("location: ".$domain."/wartung.php");
	die();
}


// Login
if ($_POST['checkid'] == 'Login' && $_POST['nickname'] && $_POST['passwort']) {

	$_POST['nickname'] = addslashes($_POST['nickname']);

	$login_check = db_query("SELECT k.uid,k.passwort,k.status,k.hinweis FROM 
                                        ".$db_prefix."_userdaten u
                                        LEFT JOIN ".$db_prefix."_kontodaten k ON k.uid=u.uid
WHERE u.nickname='".$_POST['nickname']."' AND k.passwort='".md5($_POST['passwort'])."' LIMIT 1");

	if (mysql_num_rows($login_check)) {
	$login_check = mysql_fetch_array($login_check);
		
                // Wenn User noch nicht freigeschaltet!
		if ($login_check['status'] == 0) {
		$_SESSION['uid']		= "";
		$_SESSION['passwort']	        = "";
		$_SESSION['login']		= "";
		$_GET['content'] = '/error/kein_zutritt';
		}
		
		// Wenn beim User alles O.K. ist!
		if ($login_check['status'] == 1) {
			db_query("UPDATE ".$db_prefix."_kontodaten SET login_ip='".$ip."' , loginzeit='".time()."' WHERE uid=".$login_check['uid']." and passwort='".md5($_POST['passwort'])."' LIMIT 1");
			if ($_POST['autologin'] == 'true') {
			setCookie('uid',$login_check['uid'],time()+86400*30);
			setCookie('passwort',$login_check['passwort'],time()+86400*30);
			setCookie('autologin','true',time()+86400*30);
			}
			$_SESSION['uid']		= $login_check['uid'];
			$_SESSION['passwort']	        = $login_check['passwort'];
			$_SESSION['login']		= "true";
			header ("location: ".$domain);
			die();
		}
		
                // Wenn User gesperrt wurde!
		if ($login_check['status'] == 2) {
		   $_SESSION['uid']		= "";
		   $_SESSION['passwort']	= "";
		   $_SESSION['login']		= "";
		   $_GET['content'] = '/error/user_gesperrt';
		}

	// Wenn es den User garnicht giebt	
	} else {
	$_GET['content'] = '/error/kein_zutritt';
	}

} else {
if ($_POST['checkid'] == 'Login') $_GET['content'] = '/error/kein_zutritt';
}

// Autologin
if ($_SESSION['login'] != 'true' && isset($_COOKIE['autologin']) && isset($_COOKIE['uid']) && isset($_COOKIE['passwort'])) {

	$_COOKIE['uid'] = (int)$_COOKIE['uid'];
	$_COOKIE['passwort'] = addslashes ($_COOKIE['passwort']);

	$login_check = db_query("SELECT `uid`,`passwort`,`status`,`hinweis` FROM ".$db_prefix."_kontodaten WHERE uid=".$_COOKIE['uid']." and passwort='".$_COOKIE['passwort']."' LIMIT 1");
	if (mysql_num_rows($login_check)) {
	$login_check = mysql_fetch_array($login_check);
		if ($login_check['status'] == 1) {
		db_query("UPDATE ".$db_prefix."_kontodaten SET login_ip='".$ip."' , loginzeit='".time()."' WHERE uid=".$_COOKIE['uid']." and passwort='".$_COOKIE['passwort']."' LIMIT 1");
		$_SESSION['uid']		= $login_check['uid'];
		$_SESSION['passwort']	= $login_check['passwort'];
		$_SESSION['login']		= "true";
		}
	}
}

// Logout
if ($_GET['logout'] == 'true') {
	setCookie('uid','',time()-86400*30);
	setCookie('passwort','',time()-86400*30);
	setCookie('autologin','',time()-86400*30);
	$_SESSION['uid']		= "";
	$_SESSION['passwort']	        = "";
	$_SESSION['login']		= "";
	header ("location: ".$domain);
	die();
}
if (isset ($_SESSION['uid']) && isset ($_SESSION['passwort']) && !empty ($_SESSION['uid']) && !empty ($_SESSION['passwort'])){
db_query ("UPDATE ".$db_prefix."_kontodaten SET last_active = ".time()." WHERE uid = ".$_SESSION['uid']." AND passwort = '".$_SESSION['passwort']."' LIMIT 1");
}
?>
Dieser Fehler kommt:
Code:
Warning: Cannot modify header information - headers already sent by (output started at /home/webpages/lima-city/profitmail-winter/html/lib/functions.lib.php:178) in /home/webpages/lima-city/profitmail-winter/html/lib/session.lib.php on line 109

Warning: Cannot modify header information - headers already sent by (output started at /home/webpages/lima-city/profitmail-winter/html/lib/functions.lib.php:178) in /home/webpages/lima-city/profitmail-winter/html/lib/session.lib.php on line 110

Warning: Cannot modify header information - headers already sent by (output started at /home/webpages/lima-city/profitmail-winter/html/lib/functions.lib.php:178) in /home/webpages/lima-city/profitmail-winter/html/lib/session.lib.php on line 111

Warning: Cannot modify header information - headers already sent by (output started at /home/webpages/lima-city/profitmail-winter/html/lib/functions.lib.php:178) in /home/webpages/lima-city/profitmail-winter/html/lib/session.lib.php on line 115