I run the 220.127.116.11 update but the problem is not solved.
The same 500 Eroor is displayed.
Originally Posted by till
This issue has been fixed already in the 18.104.22.168 release. Run the followng commands on your server to update it to 22.214.171.124:
tar xvfz ISPConfig-126.96.36.199.tar.gz
php -q update.php