Error 0x8031009D

Value: -2144272227 | 0x8031009D | 2150695069

What does it mean ?

FVE_E_MULTIPLE_NKP_CERTS  
More than one Network Key Protector certificate has been found on the system.
Value: 157 | 0x009D | 0b0000000010011101

Where does it come from ?

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

Other Errors for FACILITY_FVE