Upon booting Ubuntu 18 tor does not start correctly and gives the error message
[warn] /var/lib/tor is not owned by this user (root, 0) but by debian-tor (122). Perhaps you are running Tor as the wrong user?
in the syslog. I have specified
but this does not help. I cannot find any more configuration files that specify the user. Can the problem come from the fact that I also have the Tor browser installed?