Error 0x887800AA

Value: -2005401430 | 0x887800AA | 2289565866

What does it mean ?

DSERR_UNINITIALIZED  
This object has not been initialized.
Value: 170 | 0x00AA | 0b0000000010101010

Where does it come from ?

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

Other Errors for FACILITY_DIRECTMUSIC