My problems with Live Messenger inside Visual Studio are fixed.
One of the cool feature of the last October 08 release of TFS Power Tools has been that the members of a Team Project are shown inside Team Explorer. One of the ideas of this is that you can use Live Messenger from inside Team Explorer to see team members status, but I and many other were seeing the error shown below as Team Explorer refreshed There had been much talk of it being settings in the registry, UAC being used etc. but none of the fixes detailed worked for me. ...