Error 0x8031009B

Value: -2144272229 | 0x8031009B | 2150695067

What does it mean ?

FVE_E_INVALID_DATUM_TYPE  
The management information stored on the drive contained an unknown type. If you are using an old version of Windows, try accessing the drive from the latest version.
Value: 155 | 0x009B | 0b0000000010011011

Where does it come from ?

FACILITY_FVE  
Full volume encryption
Value: 49 | 0x031 | 0b00110001

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