If you experience the error message "The receipt you are trying to register is already in use" when trying to stream Brown Sugar, it means you are trying to sign in for the service using the “Start Your Free Trial” button, instead of signing in using the “Sign In” button.
To log into the Brown Sugar service after creating a new account, follow these steps:
1. Go to http://www.brownsugar.com or open the Brown Sugar app on your device.
2. In the upper right hand corner, click the "Sign In" button.
3. Enter your login information.
Now you should be able to stream Brown Sugar!