How To Fix CNV20551757 - No Table changed

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20551 - message for package 20551 (company code delete)

• Message number: 757

• Message text: No Table changed

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20551757 - No Table changed ?

  The SAP error message CNV20551757 "No Table changed" typically occurs during data migration or conversion processes, particularly when using SAP's tools for data transfer, such as the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that the system did not find any changes in the specified table during the migration process.
  Cause:
  
  No Data Changes: The most common cause is that the source table does not contain any data that needs to be migrated or updated. This can happen if the data has already been migrated or if the source system is empty.
  Incorrect Configuration: There may be an issue with the configuration of the migration project, such as incorrect mapping or selection criteria that do not match any records in the source table.
  Data Filters: Filters applied during the migration process may exclude all records, leading to no changes being detected.
  Technical Issues: There could be underlying technical issues, such as database connectivity problems or issues with the migration tool itself.
  
  Solution:
  
  Check Source Data: Verify that the source table contains the expected data. If the table is empty or does not have the necessary records, you will need to address this before proceeding with the migration.
  Review Migration Configuration: Ensure that the migration project is correctly configured. Check the mapping of fields and any selection criteria to ensure they align with the source data.
  Adjust Filters: If filters are applied, review and adjust them to ensure they are not excluding all records. You may need to modify the criteria to include the necessary data.
  Log Analysis: Check the migration logs for any additional error messages or warnings that may provide more context about why no changes were detected.
  Test Migration: Perform a test migration with a smaller dataset to see if the issue persists. This can help isolate the problem.
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration tool you are using for any known issues or additional troubleshooting steps.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on data migration issues.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Migration Tools: Familiarize yourself with the specific migration tool you are using, as each tool may have its own set of best practices and troubleshooting steps.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.