How To Fix ANST028 - ON: SQL/buffer trace activated by &1 (trace user: &2)

SAP Error Message - Details

• Message type: E = Error

• Message class: ANST - ANST Message Class

• Message number: 028

• Message text: ON: SQL/buffer trace activated by &1 (trace user: &2)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ANST028 - ON: SQL/buffer trace activated by &1 (trace user: &2) ?

  The SAP error message ANST028 indicates that a SQL or buffer trace has been activated in the system. This message is part of the SAP performance analysis tools, specifically related to the SQL Trace (ST05) or Buffer Trace (ST12) functionalities. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Trace Activation: The error message is generated when a SQL or buffer trace is activated by a specific user. This can happen during performance analysis or debugging sessions.
  User Activity: The trace may have been activated by a user (indicated by &2 in the message) for a specific purpose, such as analyzing performance issues or monitoring database activities.
  System Configuration: Sometimes, traces can be activated unintentionally due to system settings or configurations.
  
  Solution:
  
  
  Deactivate the Trace:
  
  If you are the user who activated the trace, you can deactivate it using transaction codes:
  
  For SQL Trace: Go to transaction ST05, and deactivate the trace.
  For Buffer Trace: Go to transaction ST12, and deactivate the trace.
  
  
  If you are not the user who activated the trace, you may need to contact the user or a system administrator to deactivate it.
  
  
  
  Check Trace Settings:
  
  Review the trace settings in the system to ensure that traces are only activated when necessary. This can help prevent unintentional performance impacts.
  
  
  
  Monitor Performance:
  
  After deactivating the trace, monitor the system performance to ensure that it returns to normal. If performance issues persist, further investigation may be required.
  
  
  
  Documentation and Training:
  
  Ensure that users who have access to activate traces are trained on when and how to use these tools effectively to avoid unnecessary performance overhead.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  ST05: SQL Trace - Used to analyze SQL statements executed in the system.
  ST12: Combined Trace - Used for performance analysis, combining SQL and other traces.
  
  
  
  Performance Analysis: Traces are powerful tools for diagnosing performance issues in SAP systems. However, they can also introduce overhead if left running for extended periods.
  
  
  SAP Notes: Check SAP Notes for any specific recommendations or updates related to the trace functionality and performance analysis.
  
  
  User Roles: Ensure that only authorized users have the ability to activate traces, as this can impact system performance.
  
  
  By following these steps, you should be able to resolve the ANST028 error and manage SQL/buffer traces effectively in your SAP environment.