I-Series Classic with Windows 7 and Compass 2.7.1 eyetracking stops

The I-Series classic device running Windows 7 and Compass software version 2.7.1 the eye tracking will stop working when the Compass software is set to Windows Style, Full Screen.

To fix this issue, do not put compass in the Full screen mode.

To change the setting, access the Settings menu, Interface, General, Windows Style,  Windowed.