How To Fix EDATEX430 - Function for data conversion is not unique

SAP Error Message - Details

• Message type: E = Error

• Message class: EDATEX - Messages for Data Exchange Processes

• Message number: 430

• Message text: Function for data conversion is not unique

What causes this issue?

You want to execute a data exchange process. However a function module
cannot be determined for formats &v1& and &v2& in basic process &v3&.

System Response

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

INCLUDE ISU_VERARB OBJECT DOKU ID TX

How to fix this error?

Correct Customizing for basic processes:
Enter the same function module (that converts the format for message
type &v4&) in formats &v1& and &v2&.

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 EDATEX430 - Function for data conversion is not unique ?

  The SAP error message EDATEX430 indicates that there is a problem with the data conversion function being used in the context of Electronic Data Interchange (EDI) or data exchange processes. Specifically, the error states that the function for data conversion is not unique, which means that the system has found multiple conversion functions that could potentially be used for the same data type or operation, leading to ambiguity.
  Causes:
  
  Multiple Conversion Functions: There may be multiple conversion routines defined for the same data type or field in the system, causing confusion for the SAP system about which one to use.
  Configuration Issues: Incorrect or incomplete configuration in the EDI settings or data mapping can lead to this error.
  Custom Development: If there are custom conversion functions developed in the system, they might conflict with standard ones, leading to non-uniqueness.
  Data Mapping Errors: Errors in the mapping of data fields between the source and target systems can also trigger this error.
  
  Solutions:
  
  Check Conversion Functions: Review the conversion functions defined in the system. You can do this by navigating to the relevant transaction codes (like WE20 for partner profiles) and checking the settings for the specific message type.
  Remove Duplicates: If you find multiple conversion functions for the same data type, you may need to remove or deactivate the duplicates to ensure that only one function is available for the conversion.
  Review EDI Configuration: Ensure that the EDI configuration is set up correctly. This includes checking the partner profiles, message types, and any associated conversion routines.
  Debugging: If the issue persists, consider debugging the process to identify where the ambiguity arises. This may involve looking at the code or configuration that triggers the conversion.
  Consult Documentation: Refer to SAP documentation or notes related to the specific version of SAP you are using, as there may be known issues or patches available.
  Engage SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for assistance, especially if this is impacting business operations.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as WE20 (Partner Profiles), WE21 (Port Definition), and WE60 (IDoc Documentation) for managing EDI settings.
  SAP Notes: Check SAP Notes for any updates or patches related to EDI and data conversion issues.
  Custom Development: If custom development is involved, ensure that it adheres to best practices and does not conflict with standard SAP functionality.
  
  By following these steps, you should be able to identify and resolve the cause of the EDATEX430 error in your SAP system.