i have use safe mode hack
because i had error message
Creating directory /home/local/apache/htdocs/sites/w/webstef.com/meswiki/dokuwiki/data/cache/2 failed
after i try the safe mode hack i had a message that ftp failed
i modify the local.php file and now ftp parameter seem to work because the ftp error have disepear
But i still have error during creating directory :-(