I have this problem as well. Someone correct me if I'm wrong, but I believe Colorsync requires OpenGL. At least that is what it looks like from reading the following:
http://developer.apple.com/library/m...5.html#TNTAG47
OpenGL graphics acceleration is not currently supported by the OS X driver. You can show your support for the feature in the following thread:
http://www.displaylink.org/forum/showthread.php?t=362