Error 0x887C0004

Value: -2005139452 | 0x887C0004 | 2289827844

What does it mean ?

D3D11_ERROR_DEFERRED_CONTEXT_MAP_WITHOUT_INITIAL_DISCARD  
The application's first call per command list to Map on a deferred context did not use D3D11_MAP_WRITE_DISCARD.
Value: 4 | 0x0004 | 0b0000000000000100

Where does it come from ?

FACILITY_DIRECT3D11  
Direct3D 11
Value: 2172 | 0x87C | 0b100001111100

Other Errors for FACILITY_DIRECT3D11