Error 0x8889000A

Value: -2004287478 | 0x8889000A | 2290679818

What does it mean ?

AUDCLNT_E_DEVICE_IN_USE  
The endpoint device is already in use. Either the device is being used in exclusive mode, or the device is being used in shared mode and the caller asked to use the device in exclusive mode.
Value: 10 | 0x000A | 0b0000000000001010

Where does it come from ?

FACILITY_AUDCLNT  
Audio Client (Audio stream between an audio application and the audio engine (for a shared-mode stream) or the hardware buffer of an audio endpoint device (for an exclusive-mode stream))
Value: 2185 | 0x889 | 0b100010001001

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