Error 0x88780046

Value: -2005401530 | 0x88780046 | 2289565766

What does it mean ?

DSERR_PRIOLEVELNEEDED  
The function requires a higher priority level.
Value: 70 | 0x0046 | 0b0000000001000110

Where does it come from ?

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

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