If you installed Cortex XSOAR before installing Docker, verify
the demisto operating system user is part of the docker operating
system group. Run
id demisto
to verify. For
example:
id demisto
uid=997(demisto) gid=997(demisto) groups=997(demisto),998(docker)
If
needed, add the demisto user to the operating system group:
sudo groupadd docker
sudo usermod -aG docker demisto