log-requests = true
Sorry, we can't guess it as well... that's why I suggested:not sure what the reason could be that the certificates are not being renewed.
... because you are able to investigate possible issues/errors/problems in your "panel.log", without guessing.Pls. don't forget to use at least
... so that you are able to investigate the Plesk "panel.log" with the additional informations in your log - file.Code:log-requests = true
It certainly does make sense, because people willing to help you might want to QUOTE errors/issues/problems from your log(s), in order to suggest possible work-arounds / solutions.Does it make sense to post the panel.log file here ?
[2017-01-10 19:11:07] ERR [1] Unable to connect to database: mysql_connect(): No such file or directory /var/run/mysqld/mysqld.sock (Error code: 2002). Please check that database server is started and accessible.
[2017-01-11 20:04:42] ERR [util_exec] proc_close() failed ['/opt/psa/admin/bin/vhostmng-structure'] with exit code [1]
[2017-01-11 20:04:42] ERR [1] '/opt/psa/admin/bin/vhostmng-structure' failed with code 1.