How To Fix CNV_PE_POST838 - Building the undo transfer lists is excluded for area &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE_POST -

• Message number: 838

• Message text: Building the undo transfer lists is excluded for area &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE_POST838 - Building the undo transfer lists is excluded for area &1 ?

  The SAP error message CNV_PE_POST838 indicates that the system is unable to build the undo transfer lists for a specific area, which is denoted by &1. This error typically occurs during data migration processes, particularly when using the SAP Landscape Transformation (SLT) or other data transfer tools.
  Cause:
  The error can be caused by several factors, including:
  
  Configuration Issues: The area specified may not be properly configured for the data transfer process.
  Data Integrity Problems: There may be inconsistencies or issues with the data in the source system that prevent the creation of undo transfer lists.
  Technical Restrictions: Certain areas may be excluded from the undo transfer process due to technical limitations or settings in the migration tool.
  Authorization Issues: The user executing the process may not have the necessary authorizations to perform the operation.
  
  Solution:
  To resolve the CNV_PE_POST838 error, consider the following steps:
  
  Check Configuration: Review the configuration settings for the area specified in the error message. Ensure that it is set up correctly for data transfer.
  Data Validation: Validate the data in the source system for integrity and consistency. Look for any anomalies that might prevent the creation of undo transfer lists.
  Review Exclusions: Check if the area is intentionally excluded from the undo transfer process. If so, you may need to adjust the settings or consult with your SAP Basis or data migration team.
  User Authorizations: Ensure that the user executing the migration has the necessary authorizations to perform the operation. You may need to consult with your security team to verify this.
  Consult Documentation: Refer to the SAP documentation related to the specific migration tool you are using (e.g., SLT, SAP Data Services) for any additional troubleshooting steps or known issues.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional guidance.
  
  Related Information:
  
  SAP Notes: Always check for any SAP Notes related to the error message or the specific migration tool you are using. These notes may provide patches, workarounds, or additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Documentation: Review the official SAP documentation for the data migration tool you are using, as it may contain specific guidelines for handling errors like CNV_PE_POST838.
  
  If the issue persists after following these steps, consider reaching out to SAP Support for further assistance.