CNV271 - Troubleshooting activity '&1' can not be started

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV - Conversion: Messages for Conversion Services (CNCC)

• Message number: 271

• Message text: Troubleshooting activity '&1' can not be started

What causes this issue?

Troubleshooting activity '&V1&' can not be started because one of
following situation occurred :
standard generation is not started yet
execution of standard generator is fished succesfully
troubleshooting activity '&V2&' was previously started

System Response

Process will be cancelled.

How to fix this error?

If you want to create a new program additionally for a given table, use
the troubleshoting activity '&V2&' .

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

AnswerBot

• What is the cause and solution for SAP error message CNV271 - Troubleshooting activity '&1' can not be started ?

  The SAP error message CNV271 indicating that a troubleshooting activity cannot be started typically arises in the context of data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. Here are some common causes, potential solutions, and related information for this error:
  Causes:
  
  Missing Authorizations: The user may not have the necessary authorizations to execute the troubleshooting activity.
  Incorrect Configuration: The configuration settings for the migration or conversion process may be incorrect or incomplete.
  System Issues: There may be underlying system issues, such as missing components or incorrect system settings.
  Incompatible Versions: The version of the tools or components being used may not be compatible with the current SAP system version.
  Data Locking: The data being accessed may be locked or in use by another process, preventing the troubleshooting activity from starting.
  
  Solutions:
  
  Check Authorizations: Ensure that the user has the necessary authorizations to perform the troubleshooting activity. This can be done by reviewing the user roles and permissions in the SAP system.
  Review Configuration: Verify the configuration settings for the migration or conversion process. Ensure that all required parameters are set correctly.
  System Health Check: Perform a system health check to identify any underlying issues. This may include checking for missing components, system logs, and error messages.
  Update Components: Ensure that all relevant components and tools are up to date and compatible with the current version of the SAP system.
  Check for Locks: Investigate if there are any locks on the data being accessed. You can use transaction codes like SM12 to check for locks and release them if necessary.
  Consult Documentation: Refer to the official SAP documentation for the specific migration or conversion tool being used. This may provide additional insights or troubleshooting steps.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  SM37: To check job logs for any background jobs related to the migration process.
  SLG1: To view application logs that may provide more context on the error.
  
  
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.