How To Fix CNV_20800215 - Check for Old Value: &1 New Value: &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20800 - Message class for CNV_20800

• Message number: 215

• Message text: Check for Old Value: &1 New Value: &2

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 CNV_20800215 - Check for Old Value: &1 New Value: &2 ?

  The SAP error message CNV_20800215 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that there is a discrepancy between the old value and the new value being processed. 
  Cause:
  The error message "Check for Old Value: &1 New Value: &2" suggests that the system has detected an inconsistency or an invalid mapping between the old and new values during the data conversion process. This can happen due to several reasons, including:
  
  Data Mapping Issues: The old value does not have a corresponding valid new value in the target system.
  Data Integrity Violations: The new value may violate business rules or constraints defined in the target system.
  Configuration Errors: Incorrect configuration settings in the migration tool or data mapping settings.
  Data Quality Issues: The source data may contain invalid or unexpected values that do not conform to the expected format or range.
  
  Solution:
  To resolve the error CNV_20800215, you can follow these steps:
  
  
  Review the Mapping: Check the mapping between the old and new values. Ensure that all old values have valid corresponding new values defined in the target system.
  
  
  Data Validation: Validate the source data for any inconsistencies or invalid entries. Cleanse the data if necessary to ensure it meets the requirements of the target system.
  
  
  Check Configuration: Review the configuration settings in the migration tool. Ensure that all necessary mappings and transformations are correctly defined.
  
  
  Consult Documentation: Refer to the SAP documentation or migration guides related to the specific migration scenario you are working on. There may be specific instructions or considerations for handling certain data types or structures.
  
  
  Error Logs: Check the error logs for more detailed information about the specific records causing the issue. This can help you identify the exact nature of the problem.
  
  
  Testing: If possible, perform a test migration with a smaller dataset to isolate the issue and verify that the changes you make resolve the error.
  
  
  Seek Support: If the issue persists, consider reaching out to SAP support or consulting with an SAP expert who can provide more tailored assistance based on your specific scenario.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on data migration issues.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit, which may provide insights into common issues and best practices for data migration.
  Community Forums: Engage with SAP community forums or user groups where you can share your experience and seek advice from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to successfully complete your data migration process.