I am using DNN 9.1 and I am trying to set the SMTP configuration by my SendGrid username and password, but this error always appears https://www.screencast.com/t/ojdtAuniT1K3
FYI, my old account was working properly but it stopped working suddenly, I created a new one and added it to the DNN and the same issue still appears, any suggestions?
Edit: I found this error log in the DNN admin logs portal
AbsoluteURL:/API/PersonaBar/ServerSettingsSmtpHost/SendTestEmail
DefaultDataProvider:DotNetNuke.Data.SqlDataProvider, DotNetNuke
ExceptionGUID:c3cbbedf-c450-4c50-82ad-3bc0f946d8fe
AssemblyVersion:
PortalId:-1
UserId:-1
TabId:-1
RawUrl:
Referrer:
UserAgent:
ExceptionHash:FbT04vCDY1wSj04IwamtapyPstw=
Message:Unable to read data from the transport connection: net_io_connectionclosed.
StackTrace:
at System.Net.Mail.SmtpReplyReaderFactory.ProcessRead(Byte[] buffer, Int32 offset, Int32 read, Boolean readLine) at System.Net.Mail.SmtpReplyReaderFactory.ReadLines(SmtpReplyReader caller, Boolean oneLine) at System.Net.Mail.SmtpReplyReaderFactory.ReadLine(SmtpReplyReader caller) at System.Net.Mail.CheckCommand.Send(SmtpConnection conn, String& response) at System.Net.Mail.MailCommand.Send(SmtpConnection conn, Byte[] command, MailAddress from, Boolean allowUnicode) at System.Net.Mail.SmtpTransport.SendMail(MailAddress sender, MailAddressCollection recipients, String deliveryNotify, Boolean allowUnicode, SmtpFailedRecipientException& exception) at System.Net.Mail.SmtpClient.Send(MailMessage message) InnerMessage:
InnerStackTrace:
Source:System
FileName:
FileLineNumber:0
FileColumnNumber:0
Method:
Server Name: yoga-van-devweb1
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