How To Fix 0S159 - The HTTP trace has not been activated

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 159

• Message text: The HTTP trace has not been activated

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message 0S159 - The HTTP trace has not been activated ?

  The SAP error message 0S159 indicates that the HTTP trace has not been activated in the system. This error typically arises when you are trying to analyze HTTP requests or responses, but the tracing functionality is not enabled.
  
  Cause:
  The primary cause of this error is that the HTTP trace feature in the SAP system is not activated. This can happen for several reasons:
  
  The HTTP trace has not been configured or enabled in the system settings.
  The user does not have the necessary authorizations to activate the HTTP trace.
  The system may be in a state where tracing is not allowed or is disabled for performance reasons.
  
  
  Solution:
  To resolve the error 0S159, you can follow these steps:
  
  
  Activate HTTP Trace:
  
  Go to transaction code SICF (HTTP Service Hierarchy Maintenance).
  Navigate to the service you want to trace (e.g., the service for your application).
  Right-click on the service and select "Trace" to activate the HTTP trace.
  Alternatively, you can use transaction