How To Fix BT015 - Choose only one trace level

SAP Error Message - Details

• Message type: E = Error

• Message class: BT - Background processing messages

• Message number: 015

• Message text: Choose only one trace level

What causes this issue?

You have specified more than one trace level.

System Response

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

How to fix this error?

Specify only one trace level.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BT015 - Choose only one trace level ?

  The SAP error message BT015, which states "Choose only one trace level," typically occurs when a user attempts to set multiple trace levels in the SAP system, which is not allowed. This error is often encountered in the context of debugging or performance tracing.
  Cause:
  The primary cause of the BT015 error is that the user has selected more than one trace level in the trace configuration settings. In SAP, you can set different trace levels for various components, but the system requires that only one trace level be selected at a time for a specific trace session.
  Solution:
  To resolve the BT015 error, follow these steps:
  
  
  Access the Trace Configuration:
  
  Go to the transaction code where you are trying to set the trace (e.g., ST01 for system trace, ST05 for SQL trace, etc.).
  
  
  
  Review Trace Levels:
  
  Check the trace level options available in the configuration screen. Ensure that you are only selecting one trace level.
  
  
  
  Select a Single Trace Level:
  
  Deselect any previously selected trace levels and choose only one trace level that you wish to activate.
  
  
  
  Save and Activate:
  
  After making the necessary changes, save the configuration and activate the trace.
  
  
  
  Re-run the Trace:
  
  Attempt to run the trace again to see if the error persists.
  
  
  
  Related Information:
  
  
  Trace Levels: Different trace levels provide varying degrees of detail in the logs. Common trace levels include:
  
  Level 1: Basic information
  Level 2: More detailed information
  Level 3: Full debugging information
  
  
  
  Transaction Codes:
  
  ST01: System Trace
  ST05: SQL Trace
  ST12: Combined Trace
  
  
  
  Documentation: Refer to SAP Help documentation for detailed information on tracing and debugging in SAP systems.
  
  
  If the error persists after following these steps, consider checking for any system-specific configurations or consulting with your SAP Basis team for further assistance.