When trying to update a mail server, it does not change the settings.
The requests results in a 500 Internal Server Error.
Apache log shows the following associated error
[php7:error] PHP Fatal error: Uncaught Error: Undefined class constant 'TenantAdmin' in /var/www/vhosts/webmail/modules/Mail/Module.php:1274
When trying to update a mail server, it does not change the settings. The requests results in a 500 Internal Server Error.
Apache log shows the following associated error
[php7:error] PHP Fatal error: Uncaught Error: Undefined class constant 'TenantAdmin' in /var/www/vhosts/webmail/modules/Mail/Module.php:1274