How To Fix TWBA048 - The message could not be delivered to recipient &1

SAP Error Message - Details

• Message type: E = Error

• Message class: TWBA - Test case attribute messages

• Message number: 048

• Message text: The message could not be delivered to recipient &1

What causes this issue?

You have tried to send a message.

System Response

The message could not be sent because an RFC connection is inactive or
not valid.

How to fix this error?

Check whether the RFC connections required for your mail system are
valid and active, with transaction <ZK>stwb_set</>. You can test RFC
connections with transaction SM59.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TWBA048 - The message could not be delivered to recipient &1 ?

  The SAP error message TWBA048 indicates that a message could not be delivered to the specified recipient (denoted by &1). This error typically occurs in the context of SAP's messaging system, which can include various forms of communication such as email, SAP Business Workflow notifications, or other messaging services.
  Causes:
  
  Invalid Recipient Address: The recipient's email address or user ID may be incorrect or not exist in the system.
  Recipient Not Active: The recipient may not be an active user in the SAP system or may have been deactivated.
  Mail Server Issues: There could be issues with the mail server configuration, such as it being down or misconfigured.
  Network Issues: Network problems may prevent the message from being sent or received.
  Authorization Issues: The sender may not have the necessary permissions to send messages to the recipient.
  Message Format Issues: The message format may not be supported or may contain invalid characters.
  
  Solutions:
  
  Check Recipient Information: Verify that the recipient's email address or user ID is correct and exists in the system.
  Activate User: Ensure that the recipient is an active user in the SAP system. If the user is inactive, reactivate the account.
  Review Mail Server Configuration: Check the configuration of the mail server to ensure it is set up correctly and is operational.
  Test Network Connectivity: Ensure that there are no network issues preventing communication between the SAP system and the mail server.
  Check Authorizations: Verify that the sender has the necessary authorizations to send messages to the recipient.
  Review Message Content: Check the content of the message for any unsupported formats or invalid characters.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like SU01 to check user details, SCOT to configure the SMTP settings, and SOST to monitor sent messages.
  SAP Notes: Look for relevant SAP Notes that may address specific issues related to message delivery failures.
  System Logs: Check system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the failure.
  Support: If the issue persists, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the context in which it occurred.
  
  By following these steps, you should be able to identify and resolve the issue causing the TWBA048 error message in SAP.