I believe you developed the software driver for Sailamail WiFi product. Do you have any idea when this driver will be 'signed' by Apple for use with Yosemite V10.10.1?
The driver on the official website is compatible only with OSX 10.7/10.8/10.9. There is no information about a 10.10 release.
You can get more information about this issue using the following contact methods:
Sales: email: [email protected] tel: +44 20 70432832
Support: email: [email protected] skype: mailasailsupport