[Pkg-xfce-devel] Bug#838951: lightdm: fails to start X login session by lightdm

Tue Sep 27 01:48:56 UTC 2016

Package: lightdm
Version: 1.18.2-2
Severity: important

Dear Maintainer,

It fails to start X login session after apt upgrade last time 2016-09-24.
I found a warning message in /var/log/lightdm/lightdm.log and x-0-greeter.log below.

cheers.

====== /var/log/lightdm/lightdm.log ========
[+0.00s] DEBUG: Logging to /var/log/lightdm/lightdm.log
[+0.00s] DEBUG: Starting Light Display Manager 1.18.2, UID=0 PID=1426
[+0.00s] DEBUG: Loading configuration dirs from /usr/share/lightdm/lightdm.conf.d
[+0.00s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/01_debian.conf
[+0.00s] DEBUG: Loading configuration dirs from /usr/local/share/lightdm/lightdm.conf.d
[+0.00s] DEBUG: Loading configuration dirs from /etc/xdg/lightdm/lightdm.conf.d
[+0.00s] DEBUG: Loading configuration from /etc/lightdm/lightdm.conf
[+0.00s] DEBUG: Using D-Bus name org.freedesktop.DisplayManager
[+0.00s] DEBUG: Registered seat module xlocal
[+0.00s] DEBUG: Registered seat module xremote
[+0.00s] DEBUG: Registered seat module unity
[+0.01s] DEBUG: Monitoring logind for seats
[+0.01s] DEBUG: New seat added from logind: seat0
[+0.01s] DEBUG: Seat seat0: Loading properties from config section Seat:*
[+0.01s] DEBUG: Seat seat0: Starting
[+0.01s] DEBUG: Seat seat0: Creating greeter session
[+0.01s] DEBUG: Seat seat0: Creating display server of type x
[+0.01s] DEBUG: Could not run plymouth --ping: Failed to execute child process "plymouth" (No such file or directory)
[+0.01s] DEBUG: Using VT 7
[+0.01s] DEBUG: Seat seat0: Starting local X display on VT 7
[+0.01s] DEBUG: DisplayServer x-0: Logging to /var/log/lightdm/x-0.log
[+0.01s] DEBUG: DisplayServer x-0: Can't launch X server X, not found in path
[+0.01s] DEBUG: DisplayServer x-0: X server stopped
[+0.01s] DEBUG: Releasing VT 7
[+0.01s] DEBUG: Seat seat0: Display server stopped
[+0.01s] DEBUG: Seat seat0: Can't create display server for greeter
[+0.01s] DEBUG: Seat seat0: Session stopped
[+0.01s] DEBUG: Seat seat0: Stopping display server, no sessions require it
[+0.01s] DEBUG: Seat seat0: Stopping
[+0.01s] DEBUG: Seat seat0: Stopped
[+0.01s] DEBUG: Failed to start seat: seat0

====== /var/log/lightdm/x-0-greeter.log ========

** Message: Starting lightdm-gtk-greeter 2.0.1 (Jun 21 2015, 09:15:25)
** Message: [Configuration] Reading file: /usr/share/lightdm/lightdm-gtk-greeter.conf.d/01_debian.conf
** Message: [Configuration] Reading file: /etc/lightdm/lightdm-gtk-greeter.conf

** (lightdm-gtk-greeter:11572): WARNING **: [PIDs] Failed to execute command: upstart

** (process:11575): WARNING **: Failed to register client: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name org.gnome.SessionManager was not provided by any .service files

(lightdm-gtk-greeter:11572): Gtk-WARNING **: Drawing a gadget with negative dimensions. Did you forget to allocate a size? (node menubar owner GreeterMenuBar)

-- System Information:
Debian Release: stretch/sid
  APT prefers unstable
  APT policy: (500, 'unstable')
Architecture: amd64 (x86_64)
Foreign Architectures: i386

Kernel: Linux 4.7.0-1-amd64 (SMP w/4 CPU cores)
Locale: LANG=ja_JP.UTF-8, LC_CTYPE=ja_JP.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)

Versions of packages lightdm depends on:
ii  adduser                                3.115
ii  consolekit                             0.4.6-5
ii  dbus                                   1.10.10-1
ii  debconf [debconf-2.0]                  1.5.59
ii  libaudit1                              1:2.6.6-1
ii  libc6                                  2.24-3
ii  libgcrypt20                            1.7.3-1
ii  libglib2.0-0                           2.50.0-1
ii  libpam-systemd                         231-7
ii  libpam0g                               1.1.8-3.3
ii  libxcb1                                1.12-1
ii  libxdmcp6                              1:1.1.2-1.1
ii  lightdm-gtk-greeter [lightdm-greeter]  2.0.1-2

Versions of packages lightdm recommends:
pn  xserver-xorg  <none>

Versions of packages lightdm suggests:
ii  accountsservice  0.6.40-3
ii  upower           0.99.4-4

-- debconf information:
* shared/default-x-display-manager: lightdm
  lightdm/daemon_name: /usr/sbin/lightdm