Hi All, In install screem program

I edited "user-session-bus" in /etc/X11/Xsession.config

after that I restarted computer and when I etering my username and password I can not login in gnome.

in the screen displayed these:

/etc/gdm/PreSession/Default: Registering your session with wtmp and utmp
/etc/gdm/PreSession/Default: running: /usr/bin/sessreg -a -w /var/log/wtmp -u /var/run/utmp -x "/var/lib/gdm/:0.Xservers" -h "" -l ":0" "irakli"
/etc/gdm/Xsession: Beginning session setup...
Failed to start message bus: Faild to read directory "/usr/share/dbus-1/dervices": Not a directory.
EOI in dbus-lanch reading address from bus daemon.

a can only enter in Failsafe Gnome.

Help me