[Bug]: If the host e-mail has improper format in server settings, test e-mail results in server 500 instead of an alert

[enfJoao]

Is there an existing issue for this?

• I have searched the existing issues

What happened?

If you fill an non e-mail address in the host e-mail, testing results in 500 error instead of showing an alert to the user.

Steps to reproduce?

Go to server settings => SMTP settings
Set the host email to somethingnotanemail
Click Test SMTP Settings

Current Behavior

No response

Expected Behavior

No response

Relevant log output

POST https://x.com/API/PersonaBar/ServerSettingsSmtpHost/SendTestEmail

2025-03-03 21:37:53.218+00:00 [XZ_Server][D:4][T:39][ERROR] Dnn.PersonaBar.Servers.Services.ServerSettingsSmtpHostController - System.FormatException: The specified string is not in the form required for an e-mail address.

   at System.Net.Mail.MailAddressParser.ReadCfwsAndThrowIfIncomplete(String data, Int32 index)

   at System.Net.Mail.MailAddressParser.ParseDomain(String data, Int32& index)

   at System.Net.Mail.MailAddressParser.ParseAddress(String data, Boolean expectMultipleAddresses, Int32& index)

   at System.Net.Mail.MailAddressParser.ParseAddress(String data)

   at System.Net.Mail.MailAddress..ctor(String address, String displayName, Encoding displayNameEncoding)

   at System.Net.Mail.Message..ctor(String from, String to)

   at System.Net.Mail.MailMessage..ctor(String from, String to)

   at DotNetNuke.Services.Mail.CoreMailProvider.CreateMailMessage(MailInfo mailInfo, SmtpInfo smtpInfo)

   at DotNetNuke.Services.Mail.CoreMailProvider.SendMail(MailInfo mailInfo, SmtpInfo smtpInfo)

   at DotNetNuke.Services.Mail.Mail.SendMail(String mailFrom, String mailTo, String cc, String bcc, String replyTo, MailPriority priority, String subject, MailFormat bodyFormat, Encoding bodyEncoding, String body, List`1 attachments, String smtpServer, String smtpAuthentication, String smtpUsername, String smtpPassword, Boolean smtpEnableSSL, String authProvider)

   at DotNetNuke.Services.Mail.Mail.SendMail(String mailFrom, String mailTo, String cc, String bcc, MailPriority priority, String subject, MailFormat bodyFormat, Encoding bodyEncoding, String body, String attachment, String smtpServer, String smtpAuthentication, String smtpUsername, String smtpPassword, Boolean smtpEnableSSL, String authProvider)

   at Dnn.PersonaBar.Servers.Services.ServerSettingsSmtpHostController.SendTestEmail(SendTestEmailRequest request)

Anything else?

No response

Affected Versions

10.0.0 (RC)

What browsers are you seeing the problem on?

Firefox

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