Description of problem: mingw-virt-viewer is a new package that, among other things, implements the client side of Spice protocol. mingw-vit-viewer contains the remote-viewer executable, the next generation of spice-client.
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. http://rhn.redhat.com/errata/RHEA-2012-1525.html