Error 0xC7FF0009

Value: -939589623 | 0xC7FF0009 | 3355377673

What does it mean ?

hrIncrementalBackupDisabled  
Another application has modified the specified Windows NT Directory Service database such that any subsequent backups will fail. You must perform a full backup to fix this problem.
Value: 9 | 0x0009 | 0b0000000000001001

Where does it come from ?

FACILITY_BACKUP  
Backup in Active Directory Domain Services
Value: 2047 | 0x7FF | 0b11111111111

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