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

TG121 - Overview

• 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.

TG121 - Details

• 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