How To Fix /IWNGW/CM_HUB057 - All the recipients are invalid

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWNGW/CM_HUB -

• Message number: 057

• Message text: All the recipients are invalid

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWNGW/CM_HUB057 - All the recipients are invalid ?

  The SAP error message /IWNGW/CM_HUB057 All the recipients are invalid typically occurs in the context of SAP's communication management, particularly when trying to send messages or notifications through the system. This error indicates that the system could not find valid recipients for the message you are trying to send.
  Causes:
  
  Invalid Recipient Addresses: The recipients specified in the message may not exist or may have invalid email addresses or user IDs.
  Inactive Users: The users you are trying to send messages to may be inactive or not set up correctly in the SAP system.
  Missing Configuration: There may be missing configuration settings in the communication management settings, such as missing SMTP settings for email notifications.
  Authorization Issues: The user sending the message may not have the necessary authorizations to send messages to the specified recipients.
  Recipient Type: The type of recipient (e.g., user, email, etc.) may not be supported or recognized by the system.
  
  Solutions:
  
  Verify Recipient Information: Check the recipient list to ensure that all email addresses or user IDs are correct and valid.
  Check User Status: Ensure that the users you are trying to send messages to are active in the system. You can check this in transaction code SU01 (User Maintenance).
  Review Configuration: Go to transaction code SCOT (SAPconnect) to check the configuration for email settings. Ensure that the SMTP settings are correctly configured.
  Test Communication: Use transaction code SOST to check the status of sent messages and see if there are any issues with the communication.
  Check Authorizations: Ensure that the user sending the message has the necessary authorizations to send messages to the specified recipients.
  Recipient Type: Ensure that the recipient type is supported. If you are using a custom recipient type, ensure that it is correctly configured.
  
  Related Information:
  
  Transaction Codes:
  
  SU01: User Maintenance
  SCOT: SAPconnect Administration
  SOST: Send Requests
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review SAP documentation related to communication management and message sending for best practices and configuration guidelines.
  
  If the issue persists after checking the above points, it may be helpful to consult with your SAP Basis team or SAP support for further assistance.