Originally Posted by Firewing1
I see this too, but it doesn't always have to be two X servers - I could be switching to VT1 and back to Xorg for example.
Wasn't there a similar bug with switching from VT to X session about a year or two ago? It's been so long I can't remember, but I seem to recall having a problem back when I still had my geForce 4.
Edit: Some googling suggests what I'm remembering was in XF86 and not Xorg, but similar.