Hi.
I just installed the last Dokuwiki (2008-05-05). It's a fresh installation (no plugins and no datas).
The all I get, after install.php is :
DokuWiki Setup Error
<dokudir>/data/index/page.idx is not writable. Check your permissions settings!
Permissions are 777.
User is www-data.
Group is www-data.
drwxrwxrwx 2 www-data www-data 4096 May 5 19:10 attic
drwxrwxrwx 2 www-data www-data 4096 May 5 19:10 cache
drwxrwxrwx 2 www-data www-data 4096 May 5 19:10 index
drwxrwxrwx 2 www-data www-data 4096 May 5 19:10 locks
drwxrwxrwx 3 www-data www-data 4096 May 5 19:10 media
drwxrwxrwx 2 www-data www-data 4096 May 5 19:10 meta
drwxrwxrwx 4 www-data www-data 4096 May 5 19:10 pages
drwxrwxrwx 2 www-data www-data 4096 May 5 19:10 tmp
I can't give more permissions...