Show Desktop, Window List, and Workspace Switcher Fail to Load on Login (6453340)

After logging in to the window system, the GNOME configuration appears to fail. This condition recurs.

The following error dialogs are displayed:

Show Desktop has quit unexpectedly, Don't Reload, Load
Window List has quit unexpectedly, Don't Reload, Load
Workspace Switcher has quit unexpectedly, Don't Reload, Load

If the window system is reloaded, it reboots under power management and the error dialogs reappear.

Workaround: None.