How To Fix CNV_PE421 - Call of worklist modification TRule deactivated for area &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE - General messages for posting engine

• Message number: 421

• Message text: Call of worklist modification TRule deactivated for area &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_PE421 - Call of worklist modification TRule deactivated for area &1 ?

  The SAP error message CNV_PE421 indicates that there is an issue with the worklist modification for a specific area in the SAP system. This error typically arises during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools.
  Cause:
  The error message CNV_PE421 is triggered when the system attempts to call a worklist modification transformation rule (TRule) that has been deactivated for a specific area (denoted by &1). This can happen due to several reasons:
  
  Deactivation of Transformation Rules: The transformation rules that are supposed to handle the data for the specified area have been deactivated, either intentionally or accidentally.
  Configuration Issues: There may be configuration issues in the migration project that prevent the transformation rules from being executed.
  Missing or Incorrect Mapping: The mapping for the data being processed may not be correctly set up, leading to the system not finding the appropriate transformation rules.
  
  Solution:
  To resolve the error CNV_PE421, you can take the following steps:
  
  
  Check Transformation Rules:
  
  Go to the relevant transaction or tool where the transformation rules are defined (e.g., the Migration Cockpit).
  Verify if the transformation rule for the specified area is indeed deactivated. If it is, you may need to activate it.
  
  
  
  Activate the Transformation Rule:
  
  If you find that the transformation rule is deactivated, activate it. This can usually be done in the configuration settings of the migration tool.
  
  
  
  Review Configuration:
  
  Ensure that the configuration for the migration project is correct and that all necessary transformation rules are properly set up and activated.
  
  
  
  Check for Updates:
  
  Ensure that your SAP system is up to date with the latest support packages and notes, as there may be fixes or enhancements related to the migration tools.
  
  
  
  Consult Documentation:
  
  Refer to the official SAP documentation for the specific migration tool you are using. This may provide additional insights into the error and how to resolve it.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above steps, consider reaching out to SAP Support for further assistance. They can provide more detailed guidance based on your specific system configuration and the context of the error.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Migration Cockpit Documentation: Review the documentation for the SAP S/4HANA Migration Cockpit or the specific data migration tool you are using for best practices and troubleshooting tips.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can share their solutions.
  
  By following these steps, you should be able to identify the cause of the CNV_PE421 error and implement a solution to resolve it.