I forgot: Before adding the extra code to /etc/squirrelmail/config.php I found in /var/log/apache2/error.log :
[Mon May 18 08:45:36.075168 2015] [:error] [pid 24923] [client 92.203.28.105:59703] PHP Fatal error: Call to undefined function session_unregister() in /home/httpd/htdocs/squirrelmail/functions/global.php on line 265, referer: https://localhost/squirrelmail/src/login.php -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1456194 Title: SquirrelMail shows blank page after login To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/squirrelmail/+bug/1456194/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
