ftp not working

Hi, our deployment via FTP stopped working. So I checked and we can't access the FTP from two different machines any more. It was working fine two weeks ago, today it's not working. I log in to Plesk and see an automatic update has been done. Why do I have problems and need multiple hours of...

On Debian 9 plesk onyx server, FTP is not starting. root@root861:~# netstat -lntp | grep ":21" root@root861:~# I restarted xinetd root@root861:~# service xinetd stop root@root861:~# > /var/log/daemon.log root@root861:~# service xinetd start root@root861:~# cat /var/log/daemon.log Dec 5...