Error 0x80040604

Value: -2147219964 | 0x80040604 | 2147747332

What does it mean ?

CM_E_DATASOURCENOTAVAILABLE  
The requested content index is disabled.
Value: 1540 | 0x0604 | 0b0000011000000100
FHSVC_E_FATAL_CONFIG_ERROR  
File History Service: There is a fatal error with the specified configuration, backup cannot be even started
Value: 1540 | 0x0604 | 0b0000011000000100

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

StackOverflow

Other Errors for FACILITY_ITF