How To Fix CNV813 - Duplicate processing type initialized (table &1)

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV - Conversion: Messages for Conversion Services (CNCC)

• Message number: 813

• Message text: Duplicate processing type initialized (table &1)

What causes this issue?

The duplicate handling type for the table &V1& was set to &V2&. However
the table does not contain a key field that is meant to be converted.
Consequently, this indicator is not needed. In some cases, this
indicator can cause performance issue.

System Response

The duplicate processing type has been initialized.

How to fix this error?

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV813 - Duplicate processing type initialized (table &1) ?

  The SAP error message CNV813 with the description "Duplicate processing type initialized (table &1)" typically occurs during data migration or conversion processes, particularly when using SAP's Data Migration tools or the SAP S/4HANA Migration Cockpit. This error indicates that there is an attempt to initialize a processing type for a specific table more than once, which is not allowed.
  Cause:
  
  Duplicate Entries: The error is often caused by duplicate entries in the configuration or mapping tables that define how data should be processed during the migration.
  Multiple Initialization Calls: The processing type for a specific table may have been initialized multiple times in the migration process, leading to conflicts.
  Incorrect Configuration: There may be an issue with the configuration settings or the way the migration project is set up, causing the same processing type to be called multiple times.
  
  Solution:
  
  Check Configuration: Review the configuration settings for the migration project. Ensure that each processing type is only initialized once for each table.
  Remove Duplicates: Look for and remove any duplicate entries in the relevant configuration or mapping tables. This may involve checking the migration cockpit settings or any custom migration logic you have implemented.
  Review Initialization Logic: If you have custom code or logic that initializes processing types, ensure that it is designed to prevent multiple initializations for the same table.
  Restart the Migration Process: After making the necessary adjustments, restart 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.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the CNV813 error. SAP frequently updates their knowledge base with solutions for common errors.
  Migration Cockpit: If you are using the SAP S/4HANA Migration Cockpit, familiarize yourself with its features and best practices for data migration.
  Community Forums: Consider searching or posting in SAP community forums or SAP Community Network (SCN) for insights from other users who may have encountered the same issue.
  
  By following these steps, you should be able to identify the cause of the CNV813 error and implement a solution to resolve it.