How To Fix CNV_CMIS_A_20251 - Select a table to include in the content comparison

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_CMIS_A_20 - Message class for Cross-Client Customizing Comparison (SLO)

• Message number: 251

• Message text: Select a table to include in the content comparison

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_CMIS_A_20251 - Select a table to include in the content comparison ?

  The SAP error message CNV_CMIS_A_20251 typically occurs during the content comparison process in the context of SAP data migration or conversion projects, particularly when using the SAP Conversion Tools or the SAP S/4HANA Migration Cockpit. This error indicates that the system is expecting you to select a table to include in the content comparison, but none has been selected.
  Cause:
  The primary cause of this error is that the user has not selected any tables for comparison in the content comparison step. This can happen if:
  
  The user overlooked the selection of tables.
  There are no tables available for selection due to previous steps not being completed.
  There is a configuration issue or a problem with the migration project setup.
  
  Solution:
  To resolve the error CNV_CMIS_A_20251, follow these steps:
  
  
  Select a Table: 
  
  Go back to the content comparison screen.
  Ensure that you select at least one table from the list provided. This is usually done by checking the appropriate checkbox next to the table name.
  
  
  
  Check Configuration:
  
  Verify that the migration project is correctly configured and that the necessary tables are available for selection. If tables are missing, you may need to check the previous steps in the migration process.
  
  
  
  Review Documentation:
  
  Consult the SAP documentation or guides related to the specific migration or conversion project you are working on. This can provide insights into the expected steps and any prerequisites.
  
  
  
  Restart the Process:
  
  If you have made changes or selections, it may be helpful to restart the content comparison process to ensure that the system recognizes your selections.
  
  
  
  Consult SAP Notes:
  
  Check for any relevant SAP Notes or updates that may address this specific error. Sometimes, there are known issues or patches that can resolve such errors.
  
  
  
  Seek Help from SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with details of the error and the steps you have taken.
  
  
  
  Related Information:
  
  Migration Cockpit: This tool is often used for data migration to SAP S/4HANA and includes various functionalities for data mapping, validation, and comparison.
  Content Comparison: This is a critical step in ensuring that the data being migrated matches the expected format and content in the target system.
  SAP Notes: Regularly check SAP Notes for updates or fixes related to migration tools and processes, as SAP frequently releases updates to improve functionality and resolve issues.
  
  By following these steps, you should be able to resolve the error and proceed with your content comparison successfully.