How To Fix CNV_PE254 - Error by execution of transformation rule (ID: &4)

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE - General messages for posting engine

• Message number: 254

• Message text: Error by execution of transformation rule (ID: &4)

What causes this issue?

Error by execution of transformation rule for a worklist item with ID:,,
<ZH>&V1&</>
Worklist item internal key (if available):,,<ZH>&V2&</>
Error message text (if available):,,<ZH>&V3&</>
Transformation rule ID:,,<ZH>&V4&</>

System Response

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

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE254 - Error by execution of transformation rule (ID: &4) ?

  The SAP error message CNV_PE254 indicates that there was an error during the execution of a transformation rule in a data migration or conversion process. This error typically occurs in the context of SAP's data migration tools, such as the SAP S/4HANA Migration Cockpit or other data transformation tools.
  Cause:
  The error can be caused by several factors, including but not limited to:
  
  Incorrect Transformation Rule: The transformation rule defined may have syntax errors or logical errors that prevent it from executing correctly.
  Data Issues: The source data being processed may contain unexpected values or formats that the transformation rule cannot handle.
  Mapping Issues: There may be issues with how fields are mapped between the source and target systems, leading to conflicts or data type mismatches.
  Configuration Problems: The configuration settings for the data migration process may not be set up correctly, leading to execution failures.
  Missing Dependencies: Required dependencies or objects that the transformation rule relies on may be missing or not properly configured.
  
  Solution:
  To resolve the CNV_PE254 error, you can take the following steps:
  
  Review Transformation Rules: Check the transformation rule (ID: &4) for any syntax or logical errors. Ensure that the rule is correctly defined and adheres to the expected format.
  Validate Source Data: Examine the source data for any anomalies or unexpected values that could be causing the transformation to fail. Clean or preprocess the data if necessary.
  Check Mapping Configuration: Ensure that the mapping between source and target fields is correctly configured and that data types are compatible.
  Debugging: If possible, enable debugging or logging for the transformation process to get more detailed information about where the error is occurring.
  Consult Documentation: Refer to SAP documentation or notes related to the specific transformation tool you are using for any known issues or additional troubleshooting steps.
  Seek Support: If the issue persists, consider reaching out to SAP support or consulting with an SAP expert who can provide more targeted assistance based on your specific scenario.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on similar issues.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  Documentation: Review the official SAP documentation for the data migration tool you are using, as it may contain troubleshooting sections or FAQs that can help resolve the issue.
  
  By following these steps, you should be able to identify the root cause of the CNV_PE254 error and implement an appropriate solution.