How To Fix TG121 - Abnormal termination with RC & (see external log)

SAP Error Message - Details

• Message type: E = Error

• Message class: TG - Messages for Upgrade Repository Switch

• Message number: 121

• Message text: Abnormal termination with RC & (see external log)

INCLUDE TG120 OBJECT DOKU ID NA LANGUAGE EN

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TG121 - Abnormal termination with RC & (see external log) ?

  The SAP error message TG121 indicates an "Abnormal termination" of a process, and it typically comes with a return code (RC) and a reference to an external log for more details. This error can occur in various contexts, such as during the execution of a background job, report, or transaction.
  Causes:
  
  Resource Issues: Insufficient memory, CPU, or disk space can lead to abnormal terminations.
  Program Errors: Bugs in the ABAP code or issues in the logic of the program being executed.
  Database Issues: Problems with database connectivity, locks, or deadlocks can cause the process to terminate unexpectedly.
  Configuration Issues: Incorrect settings in the SAP system or in the environment can lead to failures.
  External Dependencies: If the process relies on external systems or services, failures in those can also lead to this error.
  
  Solutions:
  
  Check the External Log: The error message suggests checking the external log for more details. This log can provide specific information about what caused the termination.
  Analyze the Return Code (RC): The return code can give insights into the nature of the error. Different return codes correspond to different issues.
  Review System Resources: Ensure that the system has adequate resources (memory, CPU, disk space) to handle the processes being executed.
  Debugging: If you have access to the ABAP code, use debugging tools to step through the code and identify where the error occurs.
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as these can fix known bugs.
  Consult SAP Notes: Search the SAP Support Portal for any relevant SAP Notes that might address the specific error or return code.
  Contact SAP Support: If the issue persists and you cannot resolve it, consider reaching out to SAP Support for assistance.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SM37 (to check job logs) or ST22 (to check dump analysis) to gather more information about the error.
  System Logs: Check the system logs (transaction SLG1) for any related messages that might provide additional context.
  Performance Monitoring: Use tools like ST03N to monitor system performance and identify any bottlenecks that could lead to terminations.
  
  By following these steps, you should be able to diagnose and potentially resolve the issue causing the TG121 error in your SAP environment.