In the event you get the next error when making an attempt to run a Docker container:
Can't hook up with the Docker daemon at unix:/var/run/docker.sock. Is the docker daemon working?
Then you may resolve it by working the next:
systemctl begin docker
If this doesn’t work due to a root consumer concern, then you are able to do the next first:
gpasswd -a $USER docker
Further points?
Problem 1
If in case you have tried the above, and get this error:
Failed to begin docker.service: Unit docker.service is masked.
Then you may clear up it as follows:
systemctl unmask docker.service
systemctl unmask docker.socket
systemctl begin docker.service
Problem 2
You’ll be able to nonetheless can’t get round this, then try to use the docker daemon service itself:
sudo dockerd
