On 9/15/2020 4:24 AM, Stefano Simonucci wrote: > I have installed x2goserver on a Centos8 server. > > Yesterday, after the installation I was able to connect by means of > x2go. Today I get the following error ( /var/log/messages) > > /usr/bin/x2gostartagent[2677]: no free display number available, cannot > start new session. > > Has anyone had the same problem? > This is not the answer to your question, but if this is a new install and not an existing installation, consider NoMachine <https://www.nomachine.com/>. It's free and so much better than x2go it's hard to even compare the two. Jack