How To Fix MN473 - Mail could not be sent (exception &)

SAP Error Message - Details

• Message type: E = Error

• Message class: MN - Message class for subsequent settlement (Purchasing)

• Message number: 473

• Message text: Mail could not be sent (exception &)

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MN473 - Mail could not be sent (exception &) ?

  The SAP error message MN473, which states "Mail could not be sent (exception &)," typically indicates that there was an issue with the email sending process within the SAP system. This error can arise from various causes, and understanding these can help in troubleshooting and resolving the issue.
  Causes:
  
  
  SMTP Configuration Issues: The Simple Mail Transfer Protocol (SMTP) settings in the SAP system may not be configured correctly. This includes incorrect SMTP server address, port number, or authentication details.
  
  
  Network Issues: There may be network connectivity problems preventing the SAP system from reaching the SMTP server.
  
  
  Authorization Issues: The user or the system may not have the necessary permissions to send emails.
  
  
  Email Format Issues: The email content or format may not be compliant with the SMTP server's requirements, leading to rejection.
  
  
  Recipient Issues: The email address of the recipient may be invalid or incorrectly formatted.
  
  
  System Errors: There may be underlying system errors or exceptions that are causing the email sending process to fail.
  
  
  Solutions:
  
  
  Check SMTP Configuration:
  
  Go to transaction code SCOT (SAPconnect) and verify the SMTP settings.
  Ensure that the SMTP server address, port, and authentication details are correct.
  
  
  
  Test Connectivity:
  
  Use tools like ping or telnet to check if the SAP system can reach the SMTP server.
  Ensure that there are no firewall rules blocking the connection.
  
  
  
  Review Authorization:
  
  Check if the user has the necessary authorizations to send emails.
  Review the roles and profiles assigned to the user.
  
  
  
  Validate Email Format:
  
  Ensure that the email addresses being used are valid and correctly formatted.
  Check the content of the email for any issues that might cause it to be rejected.
  
  
  
  Check SAP Application Logs:
  
  Use transaction code SLG1 to check application logs for more detailed error messages related to email sending.
  Look for any specific exceptions or errors that can provide more context.
  
  
  
  Review System Logs:
  
  Check the system logs (transaction code SM21) for any related errors or warnings that might indicate underlying issues.
  
  
  
  Consult with IT Support:
  
  If the issue persists, consult with your IT support team or SAP Basis team for further investigation and assistance.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address known issues with email sending in your version of SAP.
  Documentation: Refer to the official SAP documentation for SAPconnect and email configuration for detailed guidance.
  Community Forums: Consider searching or posting in SAP community forums for additional insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the cause of the MN473 error in your SAP system.