How To Fix CNV_PE431 - TRule &1 does not have an export parameter &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE - General messages for posting engine

• Message number: 431

• Message text: TRule &1 does not have an export parameter &2

What causes this issue?

Transformation rule &V1& (ID &V3&) does <ZH>not </>have an exporting
parameter &V2& (ID &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_PE431 - TRule &1 does not have an export parameter &2 ?

  The SAP error message "CNV_PE431 TRule &1 does not have an export parameter &2" typically occurs in the context of data migration or transformation processes, particularly when using the SAP Data Migration Cockpit or similar tools. This error indicates that a transformation rule (TRule) specified in your data migration process is expected to have a certain export parameter, but it does not.
  Cause:
  
  Missing Export Parameter: The transformation rule (TRule) defined in your migration project is expected to have an export parameter that is not defined or is incorrectly configured.
  Incorrect Mapping: The mapping between the source and target data structures may be incorrect, leading to the expectation of a parameter that does not exist.
  Configuration Issues: There may be issues in the configuration of the transformation rules or the data migration project itself.
  
  Solution:
  
  Check Transformation Rules: Review the transformation rules (TRules) in your data migration project. Ensure that the export parameter specified in the error message is correctly defined in the TRule.
  Update Mapping: If the mapping is incorrect, update it to ensure that all required parameters are included and correctly mapped.
  Consult Documentation: Refer to the SAP documentation for the specific migration tool you are using to understand the expected parameters for the TRule.
  Debugging: If you have access to debugging tools, you can trace the execution of the migration process to identify where the parameter is expected and why it is missing.
  Contact SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for assistance, providing them with the details of the error and the context in which it occurred.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on similar issues.
  Migration Cockpit Documentation: Review the official SAP documentation for the Data Migration Cockpit or the specific tool you are using, as it may contain troubleshooting steps or best practices.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.