Error 0x80042592

Value: -2147211886 | 0x80042592 | 2147755410

What does it mean ?

VDS_E_CANT_INVALIDATE_FVE  
BitLocker encryption on the volume could not be removed.
Value: 9618 | 0x2592 | 0b0010010110010010

Where does it come from ?

FACILITY_ITF  
COM/OLE Interface management. FACILITY_ITF is designated for user-defined error codes returned from interface methods
Value: 4 | 0x004 | 0b00000100

Other Errors for FACILITY_ITF