In terms of gnome-orca: I'm the co-maintainer. We've not changed anything w.r.t. how help is launched. And yet suddenly, in Natty, I get the same error you do for gnome-panel. And I get that same issue for other gnome apps. Add to the list:
In every last case, it's "The specified location is not supported." The exception type happens to be gio.Error, but in a dialog box (as opposed to a traceback), you don't see the "gio.Error."
I'd bet money on it being the same issue. ;-)
In terms of gnome-orca: I'm the co-maintainer. We've not changed anything w.r.t. how help is launched. And yet suddenly, in Natty, I get the same error you do for gnome-panel. And I get that same issue for other gnome apps. Add to the list:
* gcalctool
* aisleriot solitaire
* shotwell
* epiphany
* [...]
In every last case, it's "The specified location is not supported." The exception type happens to be gio.Error, but in a dialog box (as opposed to a traceback), you don't see the "gio.Error."