How To Fix CNV_PE_PCL026 - Session ID of main activity: &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE_PCL - Messages for PE<->PCL interaction

• Message number: 026

• Message text: Session ID of main activity: &1

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE_PCL026 - Session ID of main activity: &1 ?

  The SAP error message CNV_PE_PCL026, which states "Session ID of main activity: &1," is typically associated with issues in the SAP data migration process, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error can occur during the execution of a migration project, often indicating that there is a problem with the session ID related to the main activity of the migration.
  Cause:
  
  
  Session ID Issues: The error may arise if the session ID for the main activity is not correctly recognized or is missing. This can happen due to various reasons, such as:
  
  The session was not created properly.
  The session has been deleted or is no longer valid.
  There are inconsistencies in the migration data or configuration.
  
  
  
  Technical Issues: There may be underlying technical issues, such as:
  
  Database connectivity problems.
  Configuration errors in the migration cockpit.
  Incomplete or incorrect setup of the migration project.
  
  
  
  Authorization Issues: The user executing the migration may not have the necessary authorizations to access or execute the main activity.
  
  
  Solution:
  
  
  Check Session ID: Verify that the session ID referenced in the error message is valid and corresponds to an active session. You can do this by checking the migration cockpit or relevant transaction codes (like LTMC) to see if the session exists.
  
  
  Recreate the Session: If the session ID is invalid or missing, try recreating the session. This may involve:
  
  Restarting the migration process.
  Ensuring that all prerequisites for the migration are met.
  
  
  
  Review Configuration: Check the configuration settings in the migration cockpit to ensure that everything is set up correctly. This includes:
  
  Data mapping.
  Source and target system configurations.
  Any transformation rules that may be applied.
  
  
  
  Check Authorizations: Ensure that the user executing the migration has the necessary authorizations to perform the migration activities. This may involve checking user roles and permissions in the SAP system.
  
  
  Consult Logs: Review the logs for more detailed error messages or warnings that may provide additional context about the issue. This can help identify specific problems that need to be addressed.
  
  
  SAP Notes and Support: If the issue persists, check for any relevant SAP Notes or patches that may address this specific error. You can search the SAP Support Portal for updates or known issues related to the migration cockpit.
  
  
  Related Information:
  
  SAP Migration Cockpit: This is a tool used for data migration to SAP S/4HANA, and understanding its functionalities can help in troubleshooting issues.
  Transaction Codes: Familiarize yourself with transaction codes like LTMC (for migration cockpit) and others that may be relevant to your migration activities.
  SAP Community: Engaging with the SAP Community can provide insights from other users who may have encountered similar issues.
  
  If you continue to experience difficulties, consider reaching out to SAP support for further assistance.