I run my app inside Ubuntu Linux 16.04 LTS lxd Linux container. To upgrade Ubuntu 16.04 to 18.04 LTS container, I run do-release-upgrade command, but I am getting the error message that read as “Must be connected to a terminal.” How do I fix this problem to upgrade from Ubuntu Linux 16.04 to 18.04 image?
am using Ubuntu Linux 16.04 LTS on Lionde. How do I upgrade Ubuntu 16.04 to 18.04 LTS using terminal bash shell over ssh based session?
y default, Lightsail will install Ubuntu 16.04 LTS. How do I upgrade to Ubuntu Linux 18.04 LTS when using AWS Lightsail cloud server? How do I upgrade to a newer version of Ubuntu such as Ubuntu Linux 18.04 LTS?
buntu Linux version 14.04 LTS has been released. How do I upgrade to a newer version of Ubuntu 14.04 LTS from Ubuntu 13.10 or 12.04 LTS?
Q. How do I upgrade my server system from Ubuntu hardy heron version 8.04 to Ubuntu Linux server 8.10 Intrepid Ibex over ssh session?