How To Fix ISLM_API321 - Duplicate input field name. Please try again with unique names.

SAP Error Message - Details

• Message type: E = Error

• Message class: ISLM_API - API Messages

• Message number: 321

• Message text: Duplicate input field name. Please try again with unique names.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ISLM_API321 - Duplicate input field name. Please try again with unique names. ?

  The SAP error message ISLM_API321: Duplicate input field name. Please try again with unique names typically occurs when there are multiple fields in a data structure or input form that have the same name. This can lead to confusion in processing the data, as the system cannot determine which field is being referenced.
  Cause:
  
  Duplicate Field Names: The most common cause is that the same field name has been used more than once in the input structure or data model.
  Data Mapping Issues: If you are mapping data from one structure to another, it’s possible that the mapping includes fields with the same name.
  Configuration Errors: In some cases, configuration settings in the SAP system may lead to the generation of duplicate field names.
  
  Solution:
  
  Identify Duplicate Names: Review the input structure or data model to identify any fields that have the same name. This can often be done by checking the definitions in the relevant transaction or data structure.
  Rename Fields: Change the names of the duplicate fields to ensure that each field has a unique name. This may involve updating the data model, input forms, or any associated mappings.
  Check Data Mapping: If you are using data mapping tools or interfaces, ensure that the mappings do not create duplicates. Adjust the mappings as necessary.
  Test Changes: After making changes, test the input again to ensure that the error is resolved and that the data is processed correctly.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for the specific module you are working with, as it may provide additional context or examples related to field naming conventions.
  SAP Community: The SAP Community forums can be a valuable resource for finding similar issues faced by other users and the solutions they implemented.
  Debugging Tools: Use SAP debugging tools to trace the execution and identify where the duplicate field names are being generated or processed.
  
  By following these steps, you should be able to resolve the ISLM_API321 error and ensure that your input fields are uniquely named.