SMTP Error: The SMTP host was not specified. Rasmus Jensen June 25, 2019 09:02 ReasonThe server was not entered in SMTP Settings SolutionCheck that you have entered a valid SMTP Server in SMTP Settings Related articles How do I use Office365 for SMTP in the server component wizard? SMTP Error: System.Net.Mail.SmtpException (General) Exchange Error: The request failed. The remote server returned an error: (401) Unauthorized / The request failed. The remote server returned an error: (404) Not Found SMTP Error: 5.7.57 SMTP / Client was not authenticated to send anonymous mail Outlook Error: HRESULT: 0x80080005 (CO_E_SERVER_EXEC_FAILURE) Comments 0 comments Please sign in to leave a comment.
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