Well, tried the upgrade yesterday and it went quite well for awhile. Got my desktop back, for a bit.
IF your upgrading, I think O-P missed one thing, turn special effects OFF, at least I think that's where my problem was. I got duplicate icons on panel, and tried to get my date back under the time and all that was doubled too.
So now I have no box of desktops on my panel, but under the setup for it, shows I have 4 set up, how do I add this back to the panel?
It's like Neal said, if you upgrade it can you fix it after it breaks, trying...