Same as Remi Solved by adding sleep 10 (sec) to crontab
@reboot sleep 10 && my_script.sh -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to screen in Ubuntu. https://bugs.launchpad.net/bugs/574773 Title: Cannot make directory '/var/run/screen': Permission denied (convert init to upstart) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/screen/+bug/574773/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs