Problème au début

Bonsoir,

J'ai quelques problèmes.

Au dessus de Joomla installation.

Warning: session_start() [function.session-start]: open(/mnt/167/sda/6/d/antoine.cossu/sessions/sess_955dd56ff578b6a48830f2bc30942b5f, O_RDWR) failed: No such file or directory (2) in /mnt/167/sda/6/d/antoine.cossu/Joomla/libraries/joomla/session/session.php on line 423

Warning: session_start() [function.session-start]: Cannot send session cookie - headers already sent by (output started at /mnt/167/sda/6/d/antoine.cossu/Joomla/libraries/joomla/session/session.php:423) in /mnt/167/sda/6/d/antoine.cossu/Joomla/libraries/joomla/session/session.php on line 423

Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at /mnt/167/sda/6/d/antoine.cossu/Joomla/libraries/joomla/session/session.php:423) in /mnt/167/sda/6/d/antoine.cossu/Joomla/libraries/joomla/session/session.php on line 423

Warning: Cannot modify header information - headers already sent by (output started at /mnt/167/sda/6/d/antoine.cossu/Joomla/libraries/joomla/session/session.php:423) in /mnt/167/sda/6/d/antoine.cossu/Joomla/libraries/joomla/session/session.php on line 426

En dessous : Joomla! est un logiciel libre sous licence GNU/GPL v2.0.

Warning: session_write_close() [function.session-write-close]: open(/mnt/167/sda/6/d/antoine.cossu/sessions/sess_955dd56ff578b6a48830f2bc30942b5f, O_RDWR) failed: No such file or directory (2) in /mnt/167/sda/6/d/antoine.cossu/Joomla/libraries/joomla/session/session.php on line 556

Warning: session_write_close() [function.session-write-close]: Failed to write session data (files). Please verify that the current setting of session.save_path is correct (/mnt/167/sda/6/d/antoine.cossu/sessions) in /mnt/167/sda/6/d/antoine.cossu/Joomla/libraries/joomla/session/session.php on line 556


Vous pouvez m'aider s'il vous plait...

chez Free.fr il faut créer un répertoire "sessions" :
http://php.developpez.com/faq/index....#sessions_free

Entre la Base de données et le Configuration FTP j'ai une page blanche :oops: