Error 0x88960004

Value: -2003435516 | 0x88960004 | 2291531780

What does it mean ?

XAUDIO2_E_DEVICE_INVALIDATED  
An audio device became unusable (unplugged, etc).
Value: 4 | 0x0004 | 0b0000000000000100

Where does it come from ?

FACILITY_XAUDIO2  
XAudio2
Value: 2198 | 0x896 | 0b100010010110

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