Error 0x80310006

Value: -2144272378 | 0x80310006 | 2150694918

What does it mean ?

FVE_E_WRONG_BOOTMGR  
The boot manager of this operating system is not compatible with BitLocker Drive Encryption. Use the Bootrec.exe tool in the Windows Recovery Environment to update or repair the boot manager (BOOTMGR).
Value: 6 | 0x0006 | 0b0000000000000110

Where does it come from ?

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

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