Please see the most recent updates in the "Where did the .com name go?" thread. Posts number 16 and 17.
Please see this thread for updates. Update Thread
SOH ADMINISTRATIONI don't have it (yet), but always make sure you are using the Modern flight model option from within the MSFS settings. There are a number of aircraft designed for MSFS that don't fly correctly if using the Legacy flight model option. It may not be what's happening here, but just check and make sure.