How to fix “dial unix /var/run/docker.sock: connect: permission denied” when group permissions seem correct?

Question

I\'m suddenly having issues after an update of Ubuntu 18.04: previously I\'ve used docker without issue on the system, but suddenly I cannot. As far as I can tell, the permissio

Answer 1

The way to fix it is to run:

• 1 - $ sudo setfacl -m "g:docker:rw" /var/run/docker.sock
• 2 - $sudo addgroup --system docker
• 3 - $sudo adduser $USER docker
• 4 - $newgrp docker

that works for me :)