On 30.08.2016 06:05 PM, Sivachidambaram Somu wrote: > I'm afraid the command was working as expected. > > %sudo chmod g+s $(which id) > > %id -g > > 0 > > > %sudo chmod g-s $(which id) > > %id -g > > 100 That doesn't make sense... the x2go_sessions file has the correct permissions set and the x2gosqlitewrapper binary is setgid with the correct group assigned - x2gouser. It doesn't look like your system is in any way special regarding this. If you (re)create the DB via sudo x2godbadmin --createdb and then start a new session via X2Go Client and then try to reconnect to that, what error message comes up in X2Go Client? Mihai