How To Fix 0S161 - File end of performance trace file detected -> See long text

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 161

• Message text: File end of performance trace file detected -> See long text

What causes this issue?

The file end was detected while opening the performance trace file.
This can be because no trace records were written or because an error
occurred.

System Response

After the message, the system continues processing.

How to fix this error?

Check whether ther should have been any trace records at all.
If trace records must exist, call transaction ST05 - "Performance
Analysis" on the initial screen - enter the OK code "CLOSE", and choose
"Enter".
Then try displaying the performance trace again. If this is not
possible, even after a new recording of the trace, contact the
adminsitrator responsible.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Procedure for System Administrators

Create a new trace file using transaction ST01. To do this, enter
"ADMIN" in the OK Code. After choosing "Enter", the system displays the
"Parameters of the SAP Trace" screen, where you should choose the
"Change" pushbutton to create a new trace file.
Alternatively, you can delete the trace files listed on this screen
using operating system resources.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 0S161 - File end of performance trace file detected -> See long text ?

  The SAP error message 0S161 indicates that the end of a performance trace file has been reached. This typically occurs when you are working with performance traces in SAP, which are used for monitoring and analyzing the performance of various transactions and processes.
  Cause:
  The error message is triggered when the system attempts to read or process a performance trace file that has reached its end. This can happen due to several reasons:
  
  The trace file has been completely read, and there are no more entries to process.
  The trace file may have been truncated or corrupted.
  The system may be trying to access a trace file that does not exist or has been deleted.
  
  Solution:
  To resolve this issue, you can take the following steps:
  
  
  Check the Trace File: Verify that the trace file you are trying to access is still available and has not been deleted or moved. You can do this by navigating to the appropriate directory where the trace files are stored.
  
  
  Re-generate the Trace: If the trace file is corrupted or incomplete, you may need to re-generate the performance trace. This can be done by:
  
  Stopping the current trace.
  Starting a new trace for the desired transaction or process.
  
  
  
  Review Trace Settings: Ensure that the trace settings are configured correctly. Check the parameters for the trace, such as the maximum file size and the number of files to retain.
  
  
  Analyze Trace Data: If you are analyzing performance data, ensure that you are using the correct tools and methods to interpret the trace data. Sometimes, using the wrong tool can lead to confusion regarding the trace file's content.
  
  
  Consult SAP Documentation: Refer to the SAP Help Portal or relevant documentation for more detailed information on performance tracing and troubleshooting related issues.
  
  
  Contact SAP Support: If the issue persists and you cannot determine the cause, consider reaching out to SAP Support for assistance. They can provide more specific guidance based on your system configuration and the context of the error.
  
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like ST01 (System Trace) or ST05 (SQL Trace) to manage and analyze performance traces.
  Performance Analysis: Understanding how to analyze performance traces can help in identifying bottlenecks and optimizing system performance.
  SAP Notes: Check for any relevant SAP Notes that may address known issues related to performance tracing and error messages.
  
  By following these steps, you should be able to address the error message 0S161 and continue your performance analysis in SAP.