مشکل در فایل database.php

[hilias]

سلام دوستان عزیز من با مامبو زیاد کار کردم ولی امروز بعد از نصب به یک مشکل برخورد کردم و نمیدونم دلیلش چیه میشه کمکم کنید

در بالای صفحه کاربری این متون رو میده

otice: Only variable references should be returned by reference in /home/www/p303d.freehostia.com/mambo/includes/database.php on line 602

Warning: Cannot modify header information - headers already sent by (output started at /home/www/p303d.freehostia.com/mambo/includes/database.php:602) in /home/www/p303d.freehostia.com/mambo/includes/core.classes.php on line 2754

Warning: Cannot modify header information - headers already sent by (output started at /home/www/p303d.freehostia.com/mambo/includes/database.php:602) in /home/www/p303d.freehostia.com/mambo/includes/core.classes.php on line 2521

Warning: Cannot modify header information - headers already sent by (output started at /home/www/p303d.freehostia.com/mambo/includes/database.php:602) in /home/www/p303d.freehostia.com/mambo/includes/core.classes.php on line 601

Warning: Cannot modify header information - headers already sent by (output started at /home/www/p303d.freehostia.com/mambo/includes/database.php:602) in /home/www/p303d.freehostia.com/mambo/includes/core.classes.php on line 602

Warning: Cannot modify header information - headers already sent by (output started at /home/www/p303d.freehostia.com/mambo/includes/database.php:602) in /home/www/p303d.freehostia.com/mambo/includes/core.classes.php on line 603

Warning: Cannot modify header information - headers already sent by (output started at /home/www/p303d.freehostia.com/mambo/includes/database.php:602) in /home/www/p303d.freehostia.com/mambo/includes/core.classes.php on line 604

Warning: Cannot modify header information - headers already sent by (output started at /home/www/p303d.freehostia.com/mambo/includes/database.php:602) in /home/www/p303d.freehostia.com/mambo/includes/core.classes.php on line 605

Notice: Only variable references should be returned by reference in /home/www/p303d.freehostia.com/mambo/includes/database.php on line 602


بالای صفحه مدیریت هم این پیغام رو میده

Notice: Only variable references should be returned by reference in /home/www/p303d.freehostia.com/mambo/includes/database.php on line 602

میدونید دلیلش چیه . لطفا کمکم کنید.