I try to do this :sudo apt-key adv --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys 58118E89F3A912897C070ADBF76221572C52609Dsh -c 'echo deb https://apt.dockerproject.org/repo ubuntu-trusty main > /etc/apt/sources.list.d/docker.list'Install dockersudo apt-get updatesudo apt-get purge lxc-dockersudo apt-get install linux-image-extra-$(uname -r)sudo apt-get install docker-enginesudo service docker startsudo usermod -aG docker $USERBut this does not work, and when I try to run docker ps I got error Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?
I cannot run docker on linux mint
linux mint;docker