Error 0x88781126

Value: -2005397210 | 0x88781126 | 2289570086

What does it mean ?

DMUS_E_BADARTICULATION  
Invalid articulation chunk in DLS collection.
Value: 4390 | 0x1126 | 0b0001000100100110

Where does it come from ?

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

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