Make sure your device is connected to the
Make sure you entered correct
license keyduring the GazeTracker initialization.
The followings are typical cases of authentication failure due to using incorrect license key
Development Keyin the production environment.
Production Keyin the development environment.
no License Keyin
The device time is not set correctly.
All free production sessions of the
Basic Plan(10,000 sessions per month) are already spent.