Ayuda Urgente con Php-Nuke 7

[emurooms]

Hola mis amigos... ya por fin e subido mi el php-nuke, pero resulta que todo esta bien menos el foro que me esta dando las siguientes lineas de codigo de error...

Warning: Cannot modify header information - headers already sent by (output started at /home/vhosts/emutop.redservicio.com/header.php:32) in /home/vhosts/emutop.redservicio.com/includes/sessions.php on line 249

Warning: Cannot modify header information - headers already sent by (output started at /home/vhosts/emutop.redservicio.com/header.php:32) in /home/vhosts/emutop.redservicio.com/includes/sessions.php on line 250


Warning: Cannot modify header information - headers already sent by (output started at /home/vhosts/emutop.redservicio.com/header.php:32) in /home/vhosts/emutop.redservicio.com/includes/page_header.php on line 529

Warning: Cannot modify header information - headers already sent by (output started at /home/vhosts/emutop.redservicio.com/header.php:32) in /home/vhosts/emutop.redservicio.com/includes/page_header.php on line 531

Warning: Cannot modify header information - headers already sent by (output started at /home/vhosts/emutop.redservicio.com/header.php:32) in /home/vhosts/emutop.redservicio.com/includes/page_header.php on line 532

Espero que me ayuden, ya que quiero terminar de trabajar en este proyecto...

Att: Emurooms