Error 0x800411A5

Value: -2147216987 | 0x800411A5 | 2147750309

What does it mean ?

EXCI_E_WRONG_SERVER_OR_ACCT  
The service cannot access the Exchange 5.5 server. The configured Microsoft Exchange 5.5 server name may be invalid, the Exchange 5.5 server may be temporarily unavailable, or the account used by the search service may not have administrative access to the Exchange 5.5 server. Check all of these properties, and then try again.
Value: 4517 | 0x11A5 | 0b0001000110100101

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

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