Error 0x887602A8

Value: -2005531992 | 0x887602A8 | 2289435304

What does it mean ?

DDERR_NOTPAGELOCKED  
An attempt was made to page-unlock a surface with no outstanding page locks.
Value: 680 | 0x02A8 | 0b0000001010101000

Where does it come from ?

FACILITY_DIRECT_DRAW  
Direct Draw (part of DirectX) - 2D Rendering
Value: 2166 | 0x876 | 0b100001110110

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