This also happens to me on all machines that I use. This machine is a Dell E6510 with a Core i7 620M, kernel 3.8-rc4, ubuntu 12.04-based distribution using gnome-shell, using NVIDIA graphics, version 310.32. During this morning's update, this is the related part of my .xsession-errors file:
06:13:37.787 DEBUG MainWindow:1122 position 60 scrobble point 125 status 0
06:13:47.788 DEBUG MainWindow:1122 position 70 scrobble point 125 status 0
06:13:57.787 DEBUG MainWindow:1122 position 80 scrobble point 125 status 0
06:14:07.787 DEBUG MainWindow:1122 position 90 scrobble point 125 status 0
06:14:17.787 DEBUG MainWindow:1122 position 100 scrobble point 125 status 0
06:14:27.787 DEBUG MainWindow:1122 position 110 scrobble point 125 status 0
[Fatal 06:14:34.017] [GLib-GObject] g_object_ref: assertion `G_IS_OBJECT (object)' failed
Stacktrace:
Native stacktrace:
06:14:37.787 DEBUG MainWindow:1122 position 120 scrobble point 125 status 0
[Info 06:14:40.646] Docky version: 2.1.4 Release
[Info 06:14:40.663] Kernel version: 3.8.0.43
[Info 06:14:40.664] CLR version: 4.0.30319.1
[Info 06:14:41.100] [ThemeService] Setting theme: LuninuXOS
[Warn 06:14:41.121] [DesktopItemService] Could not find remap file '/home/ray/.local/share/docky/remaps.ini'!
[Info 06:14:41.370] [DockServices] Dock services initialized.
[Info 06:14:42.019] [PluginManager] Loaded "Trash".
Window manager warning: Log level 8: _shell_embedded_window_unrealize: assertion `SHELL_IS_EMBEDDED_WINDOW (window)' failed
[Info 06:14:43.106] [Helper] Starting banshee_control.py
[Info 06:14:43.125] [Helper] Starting liferea_badge.py
[Info 06:14:43.130] [Helper] Starting mpd_control.py
[Info 06:14:43.134] [Helper] Starting open_terminal_here.py
[Info 06:14:43.141] [Helper] Starting skype_control.py
[Info 06:14:43.165] [HelperService] Helper added: /usr/share/dockmanager/scripts/banshee_control.py
[Info 06:14:43.173] [HelperService] Helper added: /usr/share/dockmanager/scripts/deluge_badge.py
[Info 06:14:43.173] [HelperService] Helper added: /usr/share/dockmanager/scripts/emesene_control.py
[Info 06:14:43.173] [HelperService] Helper added: /usr/share/dockmanager/scripts/gajim_badge.py
[Info 06:14:43.173] [HelperService] Helper added: /usr/share/dockmanager/scripts/gtg_menus.py
[Info 06:14:43.173] [HelperService] Helper added: /usr/share/dockmanager/scripts/liferea_badge.py
[Info 06:14:43.173] [HelperService] Helper added: /usr/share/dockmanager/scripts/mpd_control.py
[Info 06:14:43.173] [HelperService] Helper added: /usr/share/dockmanager/scripts/open_terminal_here.py
[Info 06:14:43.173] [HelperService] Helper added: /usr/share/dockmanager/scripts/pidgin_control.py
[Info 06:14:43.173] [HelperService] Helper added: /usr/share/dockmanager/scripts/pithos_control.py
[Info 06:14:43.174] [HelperService] Helper added: /usr/share/dockmanager/scripts/rhythmbox_control.py
[Info 06:14:43.174] [HelperService] Helper added: /usr/share/dockmanager/scripts/skype_control.py
[Info 06:14:43.174] [HelperService] Helper added: /usr/share/dockmanager/scripts/tomboy_menus.py
[Info 06:14:43.174] [HelperService] Helper added: /usr/share/dockmanager/scripts/transmission_badge.py
[Info 06:14:43.174] [HelperService] Helper added: /usr/share/dockmanager/scripts/tsclient_menus.py
[Info 06:14:43.174] [HelperService] Helper added: /usr/share/dockmanager/scripts/workrave_helper.py
[Info 06:14:43.174] [HelperService] Helper added: /usr/share/dockmanager/scripts/zeitgeist_journal.py
[Info 06:14:43.174] [HelperService] Helper added: /usr/share/dockmanager/scripts/zeitgeist_menus.py
[Info 06:14:43.190] [Helper] liferea_badge.py :: No module named dockmanager.dockmanager
[Info 06:14:43.295] [Helper] banshee_control.py :: No module named dockmanager.dockmanager
[Error 06:14:43.303] [Helper] mpd_control.py :: mpd-control: python-dockmanager is needed
[Info 06:14:43.327] [Helper] banshee_control.py has exited (Code 0).
[Info 06:14:43.331] [Helper] liferea_badge.py has exited (Code 0).
[Info 06:14:43.334] [Helper] mpd_control.py has exited (Code 0).
[Info 06:14:43.337] [Helper] open_terminal_here.py has exited (Code 0).
[Info 06:14:43.340] [Helper] skype_control.py has exited (Code 0).
[Warn 06:14:43.364] [DrawingService] Error loading icon from file '/usr/share/pithos/media/icon.svg': Failed to open file '/usr/share/pithos/media/icon.svg': No such file or directory
[Info 06:14:43.366] [DrawingService] Could not find '/usr/share/pithos/media/icon.svg', using fallback of 'extension'.
[Warn 06:14:43.459] [DrawingService] Error loading icon from file '/usr/share/pixmaps/workrave/workrave.xpm': Failed to open file '/usr/share/pixmaps/workrave/workrave.xpm': No such file or directory
[Info 06:14:43.462] [DrawingService] Could not find '/usr/share/pixmaps/workrave/workrave.xpm', using fallback of 'extension'.
Window manager warning: Log level 8: meta_window_raise: assertion `!window->override_redirect' failed
Window manager warning: Log level 8: meta_window_lower: assertion `!window->override_redirect' failed
06:14:47.787 DEBUG MainWindow:1122 position 130 scrobble point 125 status 0
This also happens to me on all machines that I use. This machine is a Dell E6510 with a Core i7 620M, kernel 3.8-rc4, ubuntu 12.04-based distribution using gnome-shell, using NVIDIA graphics, version 310.32. During this morning's update, this is the related part of my .xsession-errors file:
06:13:37.787 DEBUG MainWindow:1122 position 60 scrobble point 125 status 0
06:13:47.788 DEBUG MainWindow:1122 position 70 scrobble point 125 status 0
06:13:57.787 DEBUG MainWindow:1122 position 80 scrobble point 125 status 0
06:14:07.787 DEBUG MainWindow:1122 position 90 scrobble point 125 status 0
06:14:17.787 DEBUG MainWindow:1122 position 100 scrobble point 125 status 0
06:14:27.787 DEBUG MainWindow:1122 position 110 scrobble point 125 status 0
[Fatal 06:14:34.017] [GLib-GObject] g_object_ref: assertion `G_IS_OBJECT (object)' failed
Stacktrace:
Native stacktrace:
06:14:37.787 DEBUG MainWindow:1122 position 120 scrobble point 125 status 0 vice] Could not find remap file '/home/ ray/.local/ share/docky/ remaps. ini'! embedded_ window_ unrealize: assertion `SHELL_ IS_EMBEDDED_ WINDOW (window)' failed here.py dockmanager/ scripts/ banshee_ control. py dockmanager/ scripts/ deluge_ badge.py dockmanager/ scripts/ emesene_ control. py dockmanager/ scripts/ gajim_badge. py dockmanager/ scripts/ gtg_menus. py dockmanager/ scripts/ liferea_ badge.py dockmanager/ scripts/ mpd_control. py dockmanager/ scripts/ open_terminal_ here.py dockmanager/ scripts/ pidgin_ control. py dockmanager/ scripts/ pithos_ control. py dockmanager/ scripts/ rhythmbox_ control. py dockmanager/ scripts/ skype_control. py dockmanager/ scripts/ tomboy_ menus.py dockmanager/ scripts/ transmission_ badge.py dockmanager/ scripts/ tsclient_ menus.py dockmanager/ scripts/ workrave_ helper. py dockmanager/ scripts/ zeitgeist_ journal. py dockmanager/ scripts/ zeitgeist_ menus.py dockmanager dockmanager here.py has exited (Code 0). pithos/ media/icon. svg': Failed to open file '/usr/share/ pithos/ media/icon. svg': No such file or directory pithos/ media/icon. svg', using fallback of 'extension'. pixmaps/ workrave/ workrave. xpm': Failed to open file '/usr/share/ pixmaps/ workrave/ workrave. xpm': No such file or directory pixmaps/ workrave/ workrave. xpm', using fallback of 'extension'. >override_ redirect' failed >override_ redirect' failed
[Info 06:14:40.646] Docky version: 2.1.4 Release
[Info 06:14:40.663] Kernel version: 3.8.0.43
[Info 06:14:40.664] CLR version: 4.0.30319.1
[Info 06:14:41.100] [ThemeService] Setting theme: LuninuXOS
[Warn 06:14:41.121] [DesktopItemSer
[Info 06:14:41.370] [DockServices] Dock services initialized.
[Info 06:14:42.019] [PluginManager] Loaded "Trash".
Window manager warning: Log level 8: _shell_
[Info 06:14:43.106] [Helper] Starting banshee_control.py
[Info 06:14:43.125] [Helper] Starting liferea_badge.py
[Info 06:14:43.130] [Helper] Starting mpd_control.py
[Info 06:14:43.134] [Helper] Starting open_terminal_
[Info 06:14:43.141] [Helper] Starting skype_control.py
[Info 06:14:43.165] [HelperService] Helper added: /usr/share/
[Info 06:14:43.173] [HelperService] Helper added: /usr/share/
[Info 06:14:43.173] [HelperService] Helper added: /usr/share/
[Info 06:14:43.173] [HelperService] Helper added: /usr/share/
[Info 06:14:43.173] [HelperService] Helper added: /usr/share/
[Info 06:14:43.173] [HelperService] Helper added: /usr/share/
[Info 06:14:43.173] [HelperService] Helper added: /usr/share/
[Info 06:14:43.173] [HelperService] Helper added: /usr/share/
[Info 06:14:43.173] [HelperService] Helper added: /usr/share/
[Info 06:14:43.173] [HelperService] Helper added: /usr/share/
[Info 06:14:43.174] [HelperService] Helper added: /usr/share/
[Info 06:14:43.174] [HelperService] Helper added: /usr/share/
[Info 06:14:43.174] [HelperService] Helper added: /usr/share/
[Info 06:14:43.174] [HelperService] Helper added: /usr/share/
[Info 06:14:43.174] [HelperService] Helper added: /usr/share/
[Info 06:14:43.174] [HelperService] Helper added: /usr/share/
[Info 06:14:43.174] [HelperService] Helper added: /usr/share/
[Info 06:14:43.174] [HelperService] Helper added: /usr/share/
[Info 06:14:43.190] [Helper] liferea_badge.py :: No module named dockmanager.
[Info 06:14:43.295] [Helper] banshee_control.py :: No module named dockmanager.
[Error 06:14:43.303] [Helper] mpd_control.py :: mpd-control: python-dockmanager is needed
[Info 06:14:43.327] [Helper] banshee_control.py has exited (Code 0).
[Info 06:14:43.331] [Helper] liferea_badge.py has exited (Code 0).
[Info 06:14:43.334] [Helper] mpd_control.py has exited (Code 0).
[Info 06:14:43.337] [Helper] open_terminal_
[Info 06:14:43.340] [Helper] skype_control.py has exited (Code 0).
[Warn 06:14:43.364] [DrawingService] Error loading icon from file '/usr/share/
[Info 06:14:43.366] [DrawingService] Could not find '/usr/share/
[Warn 06:14:43.459] [DrawingService] Error loading icon from file '/usr/share/
[Info 06:14:43.462] [DrawingService] Could not find '/usr/share/
Window manager warning: Log level 8: meta_window_raise: assertion `!window-
Window manager warning: Log level 8: meta_window_lower: assertion `!window-
06:14:47.787 DEBUG MainWindow:1122 position 130 scrobble point 125 status 0