Error 0x80040415

Value: -2147220459 | 0x80040415 | 2147746837

What does it mean ?

The content index cannot be removed in the current state. Disable and remove the content index.
Value: 1045 | 0x0415 | 0b0000010000010101

Where does it come from ?

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