log location

  1. Solved Debian 9/3CXV16 upgrade to Deb 10/V18 fails

    Launched the upgrade process normally from the management console. As after an hour, the system wasn't back up, logged in via SSH. - OS is still Debian 9 - 3CX services removed So, where can I find the logs showing the reasons for this failure?. - Checked /var/log/, but none of the logs present...