Error 0x88781206

Value: -2005396986 | 0x88781206 | 2289570310

What does it mean ?

DMUS_E_CANNOT_OPEN_PORT  
The default system port could not be opened.
Value: 4614 | 0x1206 | 0b0001001000000110

Where does it come from ?

FACILITY_DIRECTMUSIC  
Direct Music (part of DirectX) - Audio
Value: 2168 | 0x878 | 0b100001111000

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