How To Fix CNV_20800234 - Priority control check in merge groups:

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20800 - Message class for CNV_20800

• Message number: 234

• Message text: Priority control check in merge groups:

What causes this issue?

If two different customer numbers are maintained in the mapping which
are merged to the same new customer
number and if priority indicator was set more than once or not at all,
then you will get an error message specifying the same.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20800234 - Priority control check in merge groups: ?

  The SAP error message CNV_20800234 typically relates to issues encountered during the data migration process, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This specific error indicates a problem with the priority control check in merge groups, which can occur when there are inconsistencies or conflicts in the data being processed.
  Cause:
  
  Data Conflicts: The error may arise due to conflicting data entries that cannot be merged properly. This can happen if there are multiple records with the same key or if the priority settings for merging records are not correctly defined.
  Incorrect Configuration: The configuration settings for the migration process may not be set up correctly, leading to issues in how data is prioritized and merged.
  Missing Dependencies: There may be missing dependencies or relationships between the data records that are required for a successful merge.
  Data Quality Issues: Poor data quality, such as duplicates or invalid entries, can also trigger this error.
  
  Solution:
  
  Review Data: Check the data being migrated for duplicates or conflicts. Ensure that there are no records with the same key that could cause merging issues.
  Adjust Priority Settings: If applicable, review and adjust the priority settings for the merge groups in the migration tool. Ensure that the settings align with the intended data structure.
  Data Cleansing: Perform data cleansing to remove duplicates and correct any inconsistencies in the data before attempting the migration again.
  Check Configuration: Review the configuration settings of the migration cockpit or tool being used to ensure that they are set up correctly for the data being processed.
  Consult Documentation: Refer to the SAP documentation or notes related to the specific migration tool you are using for any additional troubleshooting steps or known issues.
  Log Analysis: Analyze the logs generated during the migration process to identify any specific records or operations that are causing the error.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on resolving it.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit or the specific tool you are using for detailed instructions and best practices.
  Community Forums: Engage with SAP community forums or support channels where other users may have encountered similar issues and can provide insights or solutions.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.