This error message indicates that the Docker daemon is not running or is not accessible at the specified address. To resolve this issue, you can try restarting the Docker service by running the following command:
sudo systemctl restart docker
If this does not work, you may need to check if the Docker daemon is installed properly and running correctly. You can use the following command to check the status of the Docker daemon:
sudo systemctl status docker
If the output shows that the Docker daemon is not running, you can start it using the following command:
sudo systemctl start docker




