I got google-voice working in ubuntu under Gnome. But for some reason when I log into my WM, Xmonad, google voice doesn't recognize my webcam.
Do I need to run some daemon or app along with my WM to get google-voice to work?
Probably not. I was struggling with the same problem (I use openbox), then ran across this thread:
[Edited out because superuser won't let me post more links]
You can try downgrading to 3.7:
Temp fix is to roll back to Google Talk v220.127.116.11-1
Worked like a charm.