Restarting the cron daemon also worked for me. By the way I also had to restart atd where I use it.
This must be one of the worst bugs in years on a LTS version. Just imagine how many backup scripts won't run due to this bug. And it won't be fixed automatically as the unattended-upgrades won't be started as well... -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/790538 Title: cron gives "Module is unknown" in syslog, stops working -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs