How To Fix 0S044 - Internal error reading enqueue trace record (RC = &)

SAP Error Message - Details

• Message type: E = Error

• Message class: 0S - Messages for the SQL trace

• Message number: 044

• Message text: Internal error reading enqueue trace record (RC = &)

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message 0S044 - Internal error reading enqueue trace record (RC = &) ?

  The SAP error message 0S044 indicates an internal error that occurs when the system is unable to read the enqueue trace record. This can happen for various reasons, including issues with the enqueue server, problems with the database, or inconsistencies in the system.
  Causes:
  
  Enqueue Server Issues: The enqueue server may not be running properly or may have crashed.
  Database Problems: There could be issues with the database that prevent the enqueue trace from being read.
  System Configuration: Misconfigurations in the SAP system or the underlying infrastructure can lead to this error.
  Memory Issues: Insufficient memory or resources allocated to the enqueue server can cause it to fail.
  Corrupted Trace Files: The trace files themselves may be corrupted or inaccessible.
  
  Solutions:
  
  
  Check Enqueue Server Status:
  
  Use transaction SM12 to check for any locks that may be causing issues.
  Ensure that the enqueue server is running. You can check this in transaction SM51 (for instance, check the status of the application servers).
  
  
  
  Restart the Enqueue Server:
  
  If the enqueue server is not responding, consider restarting it. This can often resolve transient issues.
  
  
  
  Check System Logs:
  
  Review the system logs (transaction SM21) for any related error messages that could provide more context about the issue.
  
  
  
  Database Check:
  
  Ensure that the database is functioning correctly. Check for any database errors or issues that might be affecting the enqueue server.
  
  
  
  Memory and Resource Allocation:
  
  Verify that the system has adequate memory and resources allocated. Adjust the parameters if necessary.
  
  
  
  SAP Notes:
  
  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.
  
  
  
  Consult SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with detailed logs and error messages to help diagnose the problem.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  SM12: Display and manage locks.
  SM21: System log.
  SM51: List of application servers.
  
  
  SAP Notes: Always check for the latest SAP Notes related to enqueue issues or the specific error message.
  System Monitoring: Regularly monitor the system performance and logs to catch issues early.
  
  By following these steps, you should be able to diagnose and potentially resolve the error message 0S044 in your SAP system.