How To Fix /IWNGW/CM_HUB134 - Email not delivered to below recepients of notification '&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWNGW/CM_HUB -

• Message number: 134

• Message text: Email not delivered to below recepients of notification '&1'

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 /IWNGW/CM_HUB134 - Email not delivered to below recepients of notification '&1' ?

  The SAP error message /IWNGW/CM_HUB134 Email not delivered to below recipients of notification '&1' indicates that there was an issue with sending an email notification to specified recipients. This error can occur for various reasons, and here are some common causes, potential solutions, and related information:
  Causes:
  
  Invalid Email Addresses: The email addresses of the recipients may be incorrect or malformed.
  SMTP Configuration Issues: The SAP system may not be properly configured to send emails via the SMTP server.
  Network Issues: There may be network connectivity problems preventing the SAP system from reaching the SMTP server.
  Recipient Mailbox Issues: The recipient's mailbox may be full, or the email server may be rejecting the message for other reasons (e.g., spam filters).
  Authorization Issues: The user or system may not have the necessary permissions to send emails.
  Email Sending Limits: The SMTP server may have limits on the number of emails that can be sent in a given time frame.
  
  Solutions:
  
  Check Email Addresses: Verify that the email addresses of the recipients are correct and properly formatted.
  Review SMTP Configuration: Ensure that the SMTP settings in the SAP system are correctly configured. This includes checking the SMTP server address, port, and authentication settings.
  
  You can check the configuration in transaction code SCOT.
  
  
  Test Connectivity: Use tools like telnet to test connectivity to the SMTP server from the SAP application server.
  Check Mail Logs: Review the mail logs in the SAP system to identify any specific error messages related to email delivery. You can check transaction SOST for sent emails and their statuses.
  Monitor Recipient Mailboxes: Ensure that the recipient's email accounts are active and not full.
  Check Authorization: Ensure that the user or system has the necessary authorizations to send emails.
  Contact IT Support: If the issue persists, contact your IT support team or the administrator responsible for the email system for further assistance.
  
  Related Information:
  
  Transaction Codes:
  
  SCOT: Configure SMTP settings.
  SOST: Monitor sent emails and their statuses.
  SICF: Check if the Internet Communication Framework (ICF) services are active.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address known issues with email notifications.
  Documentation: Refer to SAP documentation for configuring and troubleshooting email notifications.
  
  By following these steps, you should be able to identify and resolve the issue causing the email delivery failure in your SAP system.