Error 0x80045321

Value: -2147200223 | 0x80045321 | 2147767073

What does it mean ?

FSRM_E_INVALID_FILEGROUP_DEFINITION  
The specified file group definition is invalid.
Value: 21281 | 0x5321 | 0b0101001100100001

Where does it come from ?

FACILITY_ITF  
COM/OLE Interface management. FACILITY_ITF is designated for user-defined error codes returned from interface methods
Value: 4 | 0x004 | 0b00000100

Other Errors for FACILITY_ITF