![สอบถาม เรื่องการส่งEmail เวลาลืมรหัสผ่าน c# โปรแกรมแจ้งว่า An exception of type 'System.Net.Mail.SmtpException' occurred in System.dll but was not handled in user code Additional information: Cannot get IIS pickup directory. สอบถาม เรื่องการส่งEmail เวลาลืมรหัสผ่าน c# โปรแกรมแจ้งว่า An exception of type 'System.Net.Mail.SmtpException' occurred in System.dll but was not handled in user code Additional information: Cannot get IIS pickup directory.](https://www.thaicreate.com/upload/stock/20160716175112.png?v=1001)
สอบถาม เรื่องการส่งEmail เวลาลืมรหัสผ่าน c# โปรแกรมแจ้งว่า An exception of type 'System.Net.Mail.SmtpException' occurred in System.dll but was not handled in user code Additional information: Cannot get IIS pickup directory.
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C# : System.Net.Mail.SmtpException: The operation has timed out. error in asp.net send mail code usi - YouTube
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c# - System.Net.Mail.SmtpException: 'The SMTP server requires a secure connection or the client was not authenticated. The server response was: 5.7.0 Auth - Stack Overflow
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visual studio - 'The SMTP server requires a secure connection or the client was not authenticated. The server response was: 5.7.0 Authentication Required - Stack Overflow
Unhandled Exception: System.Net.Mail.SmtpException On Linux · Issue #25885 · dotnet/runtime · GitHub
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SMTP Server: Authentication the Server Response was 5.5.1 Authentication required in gmail - .Net Core | MVC | HTML Agility Pack | SQL | Technology Crowds
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Incoming E-Mails with Attachments Failed - "Message size exceeds fixed maximum message size" - SharePoint Diary
![c# - System.Net.Mail.SmtpException: 'The SMTP server requires a secure connection or the client was not authenticated. The server response was: 5.7.0 Auth - Stack Overflow c# - System.Net.Mail.SmtpException: 'The SMTP server requires a secure connection or the client was not authenticated. The server response was: 5.7.0 Auth - Stack Overflow](https://i.stack.imgur.com/sTwxC.png)