Hi Andrew, I have a couple of installations. One without a version number and the others set to V=3.35. I have tried setting to v 3.34 and 3.33 without any problems so far. Other than that it the standard business level URL with "client=" etc -- Sent from: http://osgeo-org.1560.x6.nabble.com/MapGuide-Users-f4182607.html