How To Fix CNV_PE_UI814 - Transformation Rule &1 not being used by Transformation Rule &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE_UI -

• Message number: 814

• Message text: Transformation Rule &1 not being used by Transformation Rule &2

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE_UI814 - Transformation Rule &1 not being used by Transformation Rule &2 ?

  The SAP error message CNV_PE_UI814 indicates that there is a problem with the transformation rules in the context of a data migration or conversion process, typically related to the SAP S/4HANA migration or similar projects. The message states that a specific transformation rule (denoted as &1) is not being utilized by another transformation rule (denoted as &2). 
  Cause:
  
  Configuration Issues: The transformation rules may not be correctly configured or linked. This can happen if the rules are not properly defined in the migration cockpit or if there are inconsistencies in the mapping.
  Dependency Problems: The transformation rule that is not being used may have dependencies that are not satisfied, or it may not be applicable in the current context of the transformation.
  Data Model Changes: Changes in the data model or structure may lead to certain transformation rules becoming obsolete or irrelevant.
  Incorrect Rule Activation: The transformation rule may not be activated or enabled in the system, leading to it not being utilized during the transformation process.
  
  Solution:
  
  Review Transformation Rules: Check the configuration of both transformation rules (the one not being used and the one that is supposed to use it). Ensure that they are correctly defined and linked.
  Check Dependencies: Verify if there are any dependencies that need to be addressed. Ensure that all prerequisite rules or conditions are met for the transformation rule to be utilized.
  Activate Rules: If the transformation rule is not activated, activate it in the system. This may involve going into the relevant transaction or configuration area in SAP.
  Consult Documentation: Refer to the SAP documentation or notes related to the specific transformation rules you are working with. There may be specific guidelines or updates that address this issue.
  Testing: After making changes, perform a test run of the transformation to see if the error persists. This can help confirm whether the issue has been resolved.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or fixes related to this error message.
  Migration Cockpit: If you are using the SAP Migration Cockpit, familiarize yourself with its functionalities and how transformation rules are managed within it.
  Community Forums: Engage with SAP community forums or support channels where similar issues may have been discussed. Other users may have encountered the same error and can provide insights or solutions.
  
  If the issue persists after following these steps, it may be beneficial to reach out to SAP support for further assistance, providing them with detailed information about the transformation rules and the context in which the error occurs.