How To Fix CNV20330012 - &1 mapping entries for DOMNAME=J_OBJNR saved in CNVRENAME

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20330 - Message for package 20330 (object numbers)

• Message number: 012

• Message text: &1 mapping entries for DOMNAME=J_OBJNR saved in CNVRENAME

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20330012 - &1 mapping entries for DOMNAME=J_OBJNR saved in CNVRENAME ?

  The SAP error message CNV20330012 typically relates to issues encountered during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This specific error indicates that there are mapping entries for a particular domain name (in this case, J_OBJNR) that have been saved in the CNVRENAME table.
  Cause:
  
  Mapping Issues: The error suggests that there are inconsistencies or issues with the mapping entries for the specified domain. This could be due to missing or incorrect mappings that are required for the data conversion process.
  Data Inconsistencies: If the data being migrated does not conform to the expected format or structure, it can lead to errors during the mapping process.
  Configuration Errors: There may be configuration issues in the migration settings that prevent the system from correctly processing the mapping entries.
  
  Solution:
  
  Check Mapping Entries: Review the mapping entries in the CNVRENAME table for the domain J_OBJNR. Ensure that all necessary mappings are present and correctly configured.
  Correct Data: If there are inconsistencies in the data being migrated, correct them before attempting the migration again. This may involve cleaning up the source data or ensuring it adheres to the expected formats.
  Reconfigure Migration Settings: If there are configuration issues, revisit the migration settings and ensure that they are set up correctly for the data you are trying to migrate.
  Consult Documentation: Refer to SAP documentation or guides related to the specific migration process you are using. This can provide insights into common issues and their resolutions.
  Use Transaction Codes: Utilize relevant transaction codes (like SE11 for data dictionary, SE16 for table display) to analyze the CNVRENAME table and other related tables for further insights.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on handling mapping issues.
  
  Related Information:
  
  SAP Migration Cockpit: Familiarize yourself with the SAP Migration Cockpit, as it provides tools and functionalities for data migration, including mapping and transformation capabilities.
  Data Migration Best Practices: Review best practices for data migration in SAP, which can help prevent common issues and ensure a smoother migration process.
  Support Community: Engage with the SAP Community or forums where other users may have encountered similar issues. They can provide insights or solutions based on their experiences.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance.