How To Fix LTR2_ES154 - No sender system defined

SAP Error Message - Details

• Message type: E = Error

• Message class: LTR2_ES -

• Message number: 154

• Message text: No sender system defined

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 LTR2_ES154 - No sender system defined ?

  The SAP error message LTR2_ES154: No sender system defined typically occurs in the context of SAP Landscape Transformation (SLT) or when working with data replication scenarios. This error indicates that the system is unable to identify a sender system for the data replication process, which is essential for establishing a connection between the source and target systems.
  Causes:
  
  Missing Configuration: The sender system may not be properly configured in the SLT system. This can happen if the configuration steps were not completed or if there was an error during the setup.
  Incorrect RFC Destination: The Remote Function Call (RFC) destination for the sender system may not be defined or may be incorrect.
  Authorization Issues: The user or service account used for the connection may not have the necessary authorizations to access the sender system.
  Network Issues: There may be network connectivity issues preventing the SLT system from reaching the sender system.
  
  Solutions:
  
  
  Check Configuration:
  
  Go to the SLT configuration transaction (usually LTRC).
  Verify that the sender system is correctly defined in the configuration settings.
  Ensure that the source system is properly set up and that all necessary parameters are filled in.
  
  
  
  Verify RFC Destination:
  
  Use transaction SM59 to check the RFC destination for the sender system.
  Ensure that the destination is correctly configured and that the connection test is successful.
  
  
  
  Check Authorizations:
  
  Ensure that the user or service account used for the connection has the necessary authorizations to access the sender system.
  Check roles and profiles assigned to the user to ensure they have the required permissions.
  
  
  
  Network Connectivity:
  
  Check for any network issues that may be preventing the SLT system from connecting to the sender system.
  Ensure that firewalls or network policies are not blocking the connection.
  
  
  
  Review Logs:
  
  Check the SLT logs for any additional error messages or warnings that may provide more context about the issue.
  Use transaction SLG1 to view application logs related to SLT.
  
  
  
  Related Information:
  
  Documentation: Refer to SAP Help documentation for SLT for detailed configuration steps and troubleshooting guidelines.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to this error message.
  Community Forums: Engage with the SAP Community or forums for 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 error message LTR2_ES154: No sender system defined in your SAP environment.