How To Fix CNV_12000120 - Some mapping values have been changed

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_12000 - Messages for shorttext and description conversion

• Message number: 120

• Message text: Some mapping values have been changed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_12000120 - Some mapping values have been changed ?

  The SAP error message CNV_12000120 indicates that during a data migration or conversion process, some mapping values have been altered. This typically occurs in the context of SAP's data migration tools, such as the SAP S/4HANA Migration Cockpit or other data conversion tools.
  Cause:
  
  Mapping Configuration Issues: The mapping configuration may not be set up correctly, leading to discrepancies between the source and target values.
  Data Quality Issues: The source data may contain unexpected or invalid values that do not match the expected mapping criteria.
  Changes in Business Logic: If there have been changes in the business logic or data model between the source and target systems, this can lead to altered mapping values.
  Custom Logic: If there are custom transformations or logic applied during the migration, they may inadvertently change the mapping values.
  
  Solution:
  
  Review Mapping Configuration: Check the mapping settings in the migration tool to ensure that they are correctly defined. Make sure that all source values are correctly mapped to their corresponding target values.
  Data Validation: Validate the source data for any inconsistencies or unexpected values. Cleanse the data if necessary to ensure it meets the mapping criteria.
  Check for Updates: If there have been recent updates or changes to the SAP system or the migration tool, review the release notes or documentation for any changes that might affect the mapping.
  Custom Logic Review: If custom logic is being used, review it to ensure that it is functioning as intended and not inadvertently altering the mapping values.
  Consult Documentation: Refer to the SAP documentation for the specific migration tool you are using. There may be specific guidelines or troubleshooting steps related to this error message.
  Testing: Conduct thorough testing of the migration process in a non-production environment to identify and resolve any issues before executing in the production environment.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit or the specific tool you are using for any additional insights or troubleshooting steps.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.