Nexus99, the easiest way to do this is to delete the RadioManager database and allow it to be recreated the next time you start the CasaTunes Windows Service.
You can do this, by:
1. Stopping the CasaTunes Windows Service (preferably using the CasaTunes diagnostics tool to do this)
2. Delete the file “C:\ProgramData\CasaTools\CasaTunes\2.0.0.0\RadioStations.xml”
2. Delete the file “C:\ProgramData\CasaTools\CasaTunes\2.0.0.0\SHOUTcast.xml”
3. Start the CasaTunes Windows Service