Enumeration Case


An attempt was made to use the audio session during or after a Media Services failure.


AVAudioSessionErrorCodeMediaServicesFailed = 'msrv'


See Media Services Availability for more information.

Beta Software

This documentation contains preliminary information about an API or technology in development. This information is subject to change, and software implemented according to this documentation should be tested with final operating system software.

Learn more about using Apple's beta software