Below there's the error i get when i try to enter Maintainance tab in admin panel. I did an update from a 2008 flatpress version to the latest one after a proper backup.
Hope someone can help me to solve it.
Fatal error: Smarty error: unable to write to $compile_dir '/www/110mb.com/6/p/i/p/s/_/_/_/6pips/htdocs/fp-content/cache'. Be sure $compile_dir is writable by the web server user. in /www/110mb.com/6/p/i/p/s/_/_/_/6pips/htdocs/fp-includes/smarty/Smarty.class.php on line 1095