How To Fix CMS170 - RFC Destination &1: Trace Active

SAP Error Message - Details

• Message type: E = Error

• Message class: CMS - KPro: Content Management Service

• Message number: 170

• Message text: RFC Destination &1: Trace Active

What causes this issue?

The RFC destination &v1& does not correspond to the standard values:
the trace is active.

System Response

Working with an active trace can lead to problems with free hard disk
space.

How to fix this error?

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

Deactivate the trace for the RFC destination &v1& as soon as possible:
<DS:TRAN.SM59>maintain the RFC destinations</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CMS170 - RFC Destination &1: Trace Active ?

  The SAP error message CMS170 indicates that there is an issue with the RFC (Remote Function Call) destination, specifically that the trace is currently active for the specified destination. This can occur in various scenarios, particularly when trying to execute remote function calls or when there are issues with communication between systems.
  Cause:
  
  Active Trace: The primary cause of this error is that a trace is currently active for the specified RFC destination. This can happen if tracing was enabled for debugging or performance analysis purposes and was not turned off.
  Configuration Issues: There may be misconfigurations in the RFC destination settings or in the system's communication setup.
  System Performance: If the system is under heavy load or if there are network issues, it may lead to problems with RFC calls.
  
  Solution:
  
  
  Deactivate the Trace:
  
  Go to transaction SM59 (RFC Destinations).
  Find the relevant RFC destination that is causing the issue.
  Check the settings and look for any active traces.
  Deactivate the trace by unchecking the trace option or using the appropriate command to stop the trace.
  
  
  
  Check System Logs:
  
  Use transaction SM21 to check the system logs for any related errors or warnings that might provide more context about the issue.
  
  
  
  Review Configuration:
  
  Ensure that the RFC destination is correctly configured. Check the connection parameters, user credentials, and any other relevant settings.
  
  
  
  Restart Services:
  
  If the issue persists, consider restarting the relevant services or the application server to clear any temporary states that might be causing the problem.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to RFC destinations and tracing for any specific instructions or troubleshooting steps.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM59: Manage RFC destinations.
  SM21: View system logs.
  ST22: Check for dumps that might be related to the issue.
  SMLG: Check for logon groups if applicable.
  
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that might address this specific error or provide additional troubleshooting steps.
  
  
  Performance Monitoring: If tracing is frequently needed, consider using performance monitoring tools that do not require active tracing, to avoid impacting system performance.
  
  
  By following these steps, you should be able to resolve the CMS170 error and restore normal functionality to your RFC calls.