How To Fix /SCMB/TG_NACH102 - No log handle exists for saving the application log

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMB/TG_NACH -

• Message number: 102

• Message text: No log handle exists for saving the application log

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCMB/TG_NACH102 - No log handle exists for saving the application log ?

  The SAP error message /SCMB/TG_NACH102 No log handle exists for saving the application log typically occurs in the context of the SAP Supply Chain Management (SCM) module, particularly when there is an issue with logging application data. This error indicates that the system is trying to save an application log, but it cannot find a valid log handle.
  Causes:
  
  Missing Log Handle: The application log handle may not have been created or initialized properly before attempting to save the log.
  Session Management Issues: If the session that was supposed to create the log handle has ended or is not active, the log handle will not be available.
  Programmatic Errors: There may be issues in the custom code or enhancements that are supposed to manage the application logs.
  Database Issues: Problems with the database or the logging tables may prevent the log from being saved.
  
  Solutions:
  
  
  Check Log Handle Initialization: Ensure that the log handle is being created correctly in the code before any logging attempts. This typically involves using the appropriate function modules like BAL_LOG_CREATE to create a log handle.
  
  
  Review Custom Code: If this error is occurring in a custom program or enhancement, review the code to ensure that the log handle is being managed correctly. Look for any conditions that might lead to the log handle not being created.
  
  
  Session Management: Ensure that the session in which the log handle is created is still active when you attempt to save the log. If the session has ended, you may need to reinitialize the log handle.
  
  
  Check for Database Issues: Verify that the database is functioning correctly and that there are no issues with the logging tables. You can check for any database locks or errors that might be affecting the logging process.
  
  
  SAP Notes and Support: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error. There may be patches or updates available that resolve known issues related to application logging.
  
  
  Debugging: If the issue persists, consider debugging the program to trace the execution flow and identify where the log handle is supposed to be created and why it is not available when needed.
  
  
  Related Information:
  
  Application Log Management: Familiarize yourself with the application log management in SAP, including the use of function modules like BAL_LOG_CREATE, BAL_LOG_MSG_ADD, and BAL_LOG_SAVE.
  SAP Documentation: Review the official SAP documentation for the SCM module and application logging to understand best practices and common pitfalls.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  If the problem continues after trying these solutions, it may be beneficial to reach out to SAP support for further assistance.