Hello there....
The avid.com web site does state our support of Mac OS X 10.9 Maverick but does not support Mac OS X 10.9.1 Mavericks.
http://avid.force.com/pkb/articles/e...tra-8R-Drivers
I dont know more than this but will try and follow up Monday with more info if I get it. The person using this should back rev to 10.9 if they can.
Marianna