How To Fix /AIF/MES071 - More than one interface is assigned to class &1 &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /AIF/MES -

• Message number: 071

• Message text: More than one interface is assigned to class &1 &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /AIF/MES071 - More than one interface is assigned to class &1 &2 ?

  The SAP error message /AIF/MES071 More than one interface is assigned to class &1 &2 typically occurs in the context of the Application Interface Framework (AIF) when there is a configuration issue related to the assignment of interfaces to a specific class. This error indicates that multiple interfaces have been assigned to a single class, which is not allowed.
  Cause:
  
  Multiple Assignments: The primary cause of this error is that more than one interface has been assigned to the same class in the AIF configuration. Each class should only have one interface assigned to it to avoid ambiguity in processing.
  Configuration Error: This can happen due to incorrect configuration during the setup of interfaces and classes in AIF.
  Data Integrity Issues: If there were changes made to the configuration without proper checks, it could lead to this error.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Interface Assignments:
  
  Go to the AIF configuration transaction (usually /AIF/CONFIG).
  Navigate to the section where interfaces are assigned to classes.
  Identify the class mentioned in the error message (replace &1 and &2 with the actual class name and type).
  Review the list of interfaces assigned to that class.
  
  
  
  Remove Duplicate Assignments:
  
  If you find that multiple interfaces are assigned to the same class, you need to remove the duplicates.
  Ensure that only one interface is assigned to the class in question.
  
  
  
  Validate Configuration:
  
  After making changes, validate the configuration to ensure that it is correct and that there are no other conflicts.
  
  
  
  Test the Changes:
  
  Once the configuration is corrected, test the relevant processes to ensure that the error no longer occurs.
  
  
  
  Documentation:
  
  Document the changes made for future reference and to maintain clarity in the configuration.
  
  
  
  Related Information:
  
  AIF Documentation: Refer to the official SAP documentation for AIF for detailed guidance on configuring interfaces and classes.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Community Forums: Engage with SAP community forums or support channels for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the error and ensure that your AIF configuration is set up correctly.