How To Fix /AIF/IDOC_GEN_STR023 - Interface &1 is duplicated in this column

SAP Error Message - Details

• Message type: E = Error

• Message class: /AIF/IDOC_GEN_STR -

• Message number: 023

• Message text: Interface &1 is duplicated in this column

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /AIF/IDOC_GEN_STR023 - Interface &1 is duplicated in this column ?

  The SAP error message /AIF/IDOC_GEN_STR023 Interface &1 is duplicated in this column typically occurs in the context of the Application Interface Framework (AIF) when there is a duplication of interface definitions in a specific context, such as during the configuration of IDoc interfaces.
  Cause:
  
  
  Duplicate Entries: The error indicates that there are multiple entries for the same interface in a specific column of a configuration table. This could happen due to:
  
  Manual entry errors where the same interface is added multiple times.
  Data import processes that inadvertently create duplicates.
  Misconfiguration in the AIF settings.
  
  
  
  Configuration Issues: The configuration of the AIF might not be set up correctly, leading to conflicts in interface definitions.
  
  
  Solution:
  
  
  Check Configuration:
  
  Navigate to the relevant configuration area in AIF where the interfaces are defined.
  Look for the specific column mentioned in the error message and identify the duplicate entries.
  
  
  
  Remove Duplicates:
  
  If you find duplicate entries, remove the unnecessary ones to ensure that each interface is defined only once in that context.
  
  
  
  Review Import Processes:
  
  If the duplicates were created through an import process, review the data being imported to ensure it does not contain duplicates.
  
  
  
  Testing:
  
  After making changes, test the configuration to ensure that the error no longer occurs and that the interfaces function as expected.
  
  
  
  Documentation:
  
  Document the changes made to the configuration for future reference and to prevent similar issues.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to AIF and IDoc processing for any known issues or patches that might address this error.
  AIF Documentation: Review the official SAP documentation for AIF to understand best practices for configuring interfaces and avoiding duplicates.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /AIF/IF_CONFIG for interface configuration and /AIF/IF_MONITOR for monitoring interfaces.
  
  If the issue persists after following these steps, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the steps you have already taken.