Error 0x8031002C

Value: -2144272340 | 0x8031002C | 2150694956

What does it mean ?

FVE_E_POLICY_PASSWORD_REQUIRED  
Group Policy settings require that a recovery password be specified before encrypting the drive.
Value: 44 | 0x002C | 0b0000000000101100

Where does it come from ?

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

Other Errors for FACILITY_FVE