Error 0x800411A4

Value: -2147216988 | 0x800411A4 | 2147750308

What does it mean ?

There is insufficient privilege to access the Microsoft Exchange 5.5 Server. Verify that the Microsoft Exchange 5.5 configuration is valid and that the Search Service is running in the context of a user having administrative privileges on the Exchange Server configuration node.
Value: 4516 | 0x11A4 | 0b0001000110100100

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