Vesta Roundcube Login error ( Invalid Data no data was saved )

[nathanlau]

Hi everyone,

I am using the vesta on VPS and I wanna login to roundcube mail but it said  Invalid Data no data was saved.

Then going to /var/log/roundcube/errors that I found following the issues.


Error Log:
PHP Warning:  session_start(): Failed to read session data: user (path: /var/lib/php/session) in /usr/share/roundcubemail/program/lib/Roundcube/rcube_session.php on line 117

Google search the keywords , it's said not compatible with PHP 7.1. My php version 7.1.33. I was delete the PHP 7.1.33 and upgrade 7.4 But the web mail is gone and config were mess.

Please Help!!

Thank all !!!