upgrade and no virtual desktops

[stan]

I upgraded my laptop to 9.10 this weekend, and several things did not work
afterwards. I have been able to fix all of them, byt working through the
cnfig menus, except for one.

I only seem to have on vitrual desktop (Gnome) how can I fix this?

-- 
One of the main causes of the fall of the roman empire was that, lacking
zero, they had no way to indicate successful termination of their C
programs.