Same here, exactly as described by Ben.
Kernel: Linux 4.6.0-1-amd64 (x86_64) Compiled: #1 SMP Debian 4.6.2-2 (2016-06-25) Distribution: Debian GNU/Linux stretch/sid Desktop Environment: XFCE 4 On Sat, 09 Jul 2016 09:33:21 +1200 Ben Caradoc-Davies <b...@transient.nz> wrote: > Package: xfce4-session > Version: 4.12.1-4 > Severity: normal > > Dear Maintainer, > > xfce4 login via lightdm succeeds, but after logout, logging in again fails > with > first this dialog: > > "Unable to contact settings server. Failed to connect socket /tmp/dbus- > XXXXXXXXXX: connection refused." > > and after pressing OK, the second dialog. > > "Unable to load a failsafe session. Unable to determine failsafe session name. > Possible causes: xfconfd isn't running (D-Bus setup problem); environment > variable $XDG_CONFIG_DIRS is set incorrectly (must include "/etc"), or xfce- > session is installed incorrectly." > > Repeatable every time. Problem persists over reboots. Workaround is to > shutdown > and restart. Using the default XDG_CONFIG_DIRS=/etc/xdg > > I suspect recent dbus upgrades. > > Kind regards, > Ben. > > > > -- System Information: > Debian Release: stretch/sid > APT prefers unstable > APT policy: (500, 'unstable') > Architecture: amd64 (x86_64) > Foreign Architectures: i386 > > Kernel: Linux 4.6.0-1-amd64 (SMP w/4 CPU cores) > Locale: LANG=en_GB.utf8, LC_CTYPE=en_GB.utf8 (charmap=UTF-8) > Shell: /bin/sh linked to /bin/dash > Init: systemd (via /run/systemd/system) > > Versions of packages xfce4-session depends on: > ii libatk1.0-0 2.20.0-1 > ii libc6 2.23-1 > ii libcairo2 1.14.6-1+b1 > ii libdbus-1-3 1.10.8-1 > ii libdbus-glib-1-2 0.106-1 > ii libfontconfig1 2.11.0-6.4 > ii libfreetype6 2.6.3-3+b1 > ii libgdk-pixbuf2.0-0 2.34.0-1 > ii libglib2.0-0 2.48.1-1 > ii libgtk2.0-0 2.24.30-2 > ii libice6 2:1.0.9-1+b1 > ii libpango-1.0-0 1.40.1-1 > ii libpangocairo-1.0-0 1.40.1-1 > ii libpangoft2-1.0-0 1.40.1-1 > ii libpolkit-gobject-1-0 0.105-15 > ii libsm6 2:1.2.2-1+b1 > ii libwnck22 2.30.7-5 > ii libx11-6 2:1.6.3-1