Error 0x8878112A

Value: -2005397206 | 0x8878112A | 2289570090

What does it mean ?

DMUS_E_NOTPCM  
Downoaded DLS wave is not in PCM format.
Value: 4394 | 0x112A | 0b0001000100101010

Where does it come from ?

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

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