The problem is related to the FTReportName function in the FreeTrackClient.dll
Note that the new version of FaceTrackNoIR (1.7 beta) comes with a new, recompiled FreeTrackClient.dll (they call it FreeTrack 2.0) which supposedly fixes this problem.
See: http://forums.bistudio.com/showthread.php?100530-Update-FaceTrackNoIR&p=2294147&viewfull=1#post2294147