How To Fix SWL172 - Error when sending the e-mail

SAP Error Message - Details

• Message type: E = Error

• Message class: SWL - WF: New User Interface Messages in Workflow (Client)

• Message number: 172

• Message text: Error when sending the e-mail

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message SWL172 - Error when sending the e-mail ?

  The SAP error message SWL172 typically indicates an issue with sending emails from the SAP system. This error can arise due to various reasons, including configuration issues, network problems, or missing authorizations. Here’s a breakdown of potential causes, solutions, and related information:
  Causes of SWL172 Error
  
  
  SMTP Configuration Issues: The Simple Mail Transfer Protocol (SMTP) settings in the SAP system may not be configured correctly. This includes incorrect SMTP server addresses, ports, or authentication settings.
  
  
  Network Connectivity: There may be network issues preventing the SAP system from reaching the SMTP server. This could be due to firewall settings, DNS issues, or other network-related problems.
  
  
  Authorization Issues: The user or the system may lack the necessary authorizations to send emails. This can happen if the user does not have the required roles or permissions.
  
  
  Email Format Issues: The email content or format may not comply with the expected standards, leading to rejection by the SMTP server.
  
  
  SAP Notes: There may be specific SAP Notes related to email sending issues that need to be applied to your system.
  
  
  Solutions to SWL172 Error
  
  
  Check SMTP Configuration:
  
  Go to transaction code SCOT (SAPconnect Administration).
  Verify the settings for the SMTP node, including the SMTP server address, port, and authentication details.
  Ensure that the settings match those provided by your email service provider.
  
  
  
  Test Network 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 Authorizations:
  
  Check the user roles and authorizations to ensure that the user has the necessary permissions to send emails.
  You can use transaction code SU53 to analyze authorization issues after attempting to send an email.
  
  
  
  Check Email Content:
  
  Review the content of the email being sent. Ensure that it adheres to the expected format and does not contain any invalid characters or attachments.
  
  
  
  Review SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address known issues with email sending.
  Apply any necessary patches or updates as recommended.
  
  
  
  Check SAPconnect Logs:
  
  Use transaction code SCOT to view logs and error messages related to email sending. This can provide more detailed information about the cause of the error.
  
  
  
  Related Information
  
  
  Transaction Codes:
  
  SCOT: SAPconnect Administration
  SOST: Outbound Emails (to check the status of sent emails)
  SU53: Authorization Check
  
  
  
  SAP Notes: Regularly check the SAP Support Portal for any updates or notes related to email sending issues.
  
  
  Documentation: Refer to the official SAP documentation for configuring SAPconnect and troubleshooting email issues.
  
  
  By following these steps, you should be able to diagnose and resolve the SWL172 error when sending emails from your SAP system. If the issue persists, consider reaching out to your SAP Basis team or SAP support for further assistance.