Espace membre

Bonjour,

Je souhaiterai mettre un espace membre sur mon site. J'ai utilisé les code se trouvent sur ce site : http://www.lephpfacile.com/howto/10-comment-faire-un-espace-membre-en-php ... re-en-php.

Une fois que j'ai transférer les fichier via mon logiciel FTP, je regarde et ça fonctionne. Y a juste quans on valide l'inscription ça me met un truc du genre :

Warning: session_start() [function.session-start]: open(/mnt/102/sdb/a/3/clement.haurogne/sessions/sess_2aba1c8b614b805dc353a2660314f4f9, O_RDWR) failed: No such file or directory (2) in /mnt/102/sdb/a/3/clement.haurogne/core/admin/prepend.php on line 39

Warning: session_start() [function.session-start]: Cannot send session cookie - headers already sent by (output started at /mnt/102/sdb/a/3/clement.haurogne/core/admin/prepend.php:39) in /mnt/102/sdb/a/3/clement.haurogne/core/admin/prepend.php on line 39

Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at /mnt/102/sdb/a/3/clement.haurogne/core/admin/prepend.php:39) in /mnt/102/sdb/a/3/clement.haurogne/core/admin/prepend.php on line 39

Warning: Cannot modify header information - headers already sent by (output started at /mnt/102/sdb/a/3/clement.haurogne/core/admin/prepend.php:39) in /mnt/102/sdb/a/3/clement.haurogne/core/admin/prepend.php on line 42

Warning: Cannot modify header information - headers already sent by (output started at /mnt/102/sdb/a/3/clement.haurogne/core/admin/prepend.php:39) in /mnt/102/sdb/a/3/clement.haurogne/core/lib/class.plx.utils.php on line 558

Warning: Cannot modify header information - headers already sent by (output started at /mnt/102/sdb/a/3/clement.haurogne/core/admin/prepend.php:39) in /mnt/102/sdb/a/3/clement.haurogne/core/lib/class.plx.utils.php on line 559

Warning: Cannot modify header information - headers already sent by (output started at /mnt/102/sdb/a/3/clement.haurogne/core/admin/prepend.php:39) in /mnt/102/sdb/a/3/clement.haurogne/core/admin/prepend.php on line 50

Warning: Unknown(): open(/mnt/102/sdb/a/3/clement.haurogne/sessions/sess_2aba1c8b614b805dc353a2660314f4f9, O_RDWR) failed: No such file or directory (2) in Unknown on line 0

Warning: Unknown(): Failed to write session data (files). Please verify that the current setting of session.save_path is correct (/mnt/102/sdb/a/3/clement.haurogne/sessions) in Unknown on line 0

Avec un truc du genre : Warning : erreur Sgl. Est ce que quelqu'un peut m'aider ? S'il vous plait ?