Here is the official error in the logs. Notice it's trying to do a SendAs. Where do I change that?
Error sending email with subject 'dev.callifd.com: SMTP Settings Updated'. View less
Exception: Transaction failed. The server response was: 5.2.0 STOREDRV.Submission.Exception:SendAsDeniedException.MapiExceptionSendAsDenied; Failed to process message due to a permanent exception with message Cannot submit message. 0.35250:31170000, 1.36674:0A000000, 1.61250:00000000, 1.45378:02000000, 1.44866:2C1F0000, 1.36674:0E000000, 1.61250:00000000, 1.45378:311F0000, 1.44866:E0010000, 16.55847:570F0000, 17.43559:0000000024020000000000000000000000000000, 20.52176:140FC88E0F00103100000000, 20.50032:140FC88E7F17000000000000, 0.35180:140FC88E, 255.23226:57180000, 255.27962:0A000000, 255.27962:0E000000, 255.31418:88180000, 0.35250:02013781, 1.36674:0A000000, 1.61250:00000000, 1.45378:02000000, 1.44866:5C000000, 1.36674:32000000, 1.61250:00000000, 1.45378:61000000, 1.44866:01000000, 16.55847:C8000000, 17.43559:0000000098030000000000000000000000000000, 20.52176:140FC88E0F00101053000000, 20.50032:140FC88E7F1700001E000000, 0.35180:58000000, 255.23226:4800D13D, 255.27962:0A000000, 255.27962:32000000, 255.17082:DC040000, 0.27745:28000000, 4.21921:DC040000, 255.27962...Stack Trace: at System.Net.Mail.DataStopCommand.CheckResponse(SmtpStatusCode statusCode, String serverResponse) at System.Net.Mail.DataStopCommand.Send(SmtpConnection conn) at System.Net.ClosableStream.Close() at System.Net.Mail.SmtpClient.Send(MailMessage message) at CommerceBuilder.Messaging.EmailClient.Send(MailMessage mailMessage, SmtpSettings smtpSettings, Boolean throwOnError)