SMTP Error: The SMTP host was not specified.

Related articles

• Tip: How to use the user email for the SMTP sending
• SMTP Error: SendAsDeniedException.MapiExceptionSendAsDenied
• SMTP Error: Failure sending mail
• Exchange Error: The request failed. The remote server returned an error: (404) Not Found / Invalid URI: The format of the URI could not be determined / The response received from the service didn't contain valid XML / The request failed. The underlying co
• SMTP Error: System.Net.Mail.SmtpException (General)