How To Fix CNV_CDOP_UCIA021 - & SAP objects used in custom objects were changed

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_CDOP_UCIA - CDOP Upgrade/Change Impact Analysis

• Message number: 021

• Message text: & SAP objects used in custom objects were 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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_CDOP_UCIA021 - & SAP objects used in custom objects were changed ?

  The SAP error message CNV_CDOP_UCIA021 typically relates to issues encountered during data migration or conversion processes, particularly in the context of SAP's Conversion and Migration tools. This error can occur when there are inconsistencies or changes in the underlying data structures or custom objects that are being used in the migration process.
  Cause:
  
  Changes in Custom Objects: The error often arises when custom objects (like Z-tables or custom programs) that are being referenced in the migration process have been modified. This could include changes in the structure, data types, or relationships of these objects.
  Inconsistent Data: If the data in the source system does not match the expected format or structure in the target system, it can lead to this error.
  Configuration Issues: Incorrect configuration settings in the migration tool or in the SAP system can also trigger this error.
  Version Mismatch: If there are discrepancies between the versions of the source and target systems, it may lead to incompatibilities.
  
  Solution:
  
  Review Custom Objects: Check the custom objects that are being used in the migration process. Ensure that they have not been altered in a way that would affect the migration. If changes are necessary, ensure they are compatible with the migration requirements.
  Data Consistency Check: Validate the data in the source system to ensure it meets the expected criteria for the migration. This may involve cleaning or transforming the data before migration.
  Configuration Review: Double-check the configuration settings in the migration tool and ensure they align with the requirements of the target system.
  Re-run Migration: After making the necessary adjustments, re-run the migration process to see if the error persists.
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration tool you are using for any additional troubleshooting steps or known issues.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed information about the error and the context in which it occurs.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on best practices for data migration.
  Migration Tools: Familiarize yourself with the specific SAP migration tools being used (e.g., SAP S/4HANA Migration Cockpit, SAP Data Services) and their documentation.
  Testing: Conduct thorough testing in a development or sandbox environment before executing the migration in production to identify potential issues early.
  
  By following these steps, you should be able to diagnose and resolve the CNV_CDOP_UCIA021 error effectively.