How To Fix CNV_PE_UI_TRFM_CP009 - Duplicate entry found for Stock Category '&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE_UI_TRFM_CP - Messages for TRFM configuration UIs

• Message number: 009

• Message text: Duplicate entry found for Stock Category '&1'

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE_UI_TRFM_CP009 - Duplicate entry found for Stock Category '&1' ?

  The SAP error message CNV_PE_UI_TRFM_CP009 indicates that there is a duplicate entry found for a stock category in the context of a data migration or transformation process, typically related to the SAP Conversion or Migration tools. This error often arises during the data transfer or conversion process when the system encounters multiple entries for a stock category that should be unique.
  Cause:
  
  Duplicate Data: The primary cause of this error is the presence of duplicate entries in the source data for the specified stock category. This can happen if the data extraction process did not filter out duplicates or if the source system had inconsistencies.
  Configuration Issues: There may be configuration issues in the target system that do not allow for duplicate stock categories.
  Data Mapping Errors: Errors in the mapping of data from the source to the target system can lead to duplicates being created during the transformation process.
  
  Solution:
  
  
  Identify Duplicates: 
  
  Review the source data to identify where the duplicates are occurring. You can use SQL queries or data analysis tools to find duplicate entries for the stock category in question.
  
  
  
  Clean Up Data: 
  
  Once duplicates are identified, you will need to clean up the data. This may involve removing duplicates, consolidating entries, or correcting the data in the source system before attempting the migration again.
  
  
  
  Adjust Mapping: 
  
  If the issue is related to data mapping, review the mapping rules in the migration tool to ensure that they are correctly set up to avoid creating duplicates.
  
  
  
  Re-run the Migration: 
  
  After cleaning up the data and ensuring that there are no duplicates, re-run the migration or transformation process to see if the error persists.
  
  
  
  Consult Documentation: 
  
  Check SAP documentation or notes related to the specific migration tool you are using for any additional guidance or known issues related to this error.
  
  
  
  Related Information:
  
  SAP Notes: Look for SAP Notes related to the CNV_PE_UI_TRFM_CP009 error for any specific patches or updates that may address this issue.
  Data Migration Best Practices: Familiarize yourself with best practices for data migration in SAP, which often include data validation, cleansing, and proper mapping.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  By following these steps, you should be able to resolve the CNV_PE_UI_TRFM_CP009 error and successfully complete your data migration or transformation process.