How To Fix /AIF/WET_GEN_STR002 - Cannot read interface details of function module &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /AIF/WET_GEN_STR -

• Message number: 002

• Message text: Cannot read interface details of function module &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /AIF/WET_GEN_STR002 - Cannot read interface details of function module &1 ?

  The SAP error message /AIF/WET_GEN_STR002 Cannot read interface details of function module &1 typically occurs in the context of the Application Interface Framework (AIF) when the system is unable to retrieve the interface details of a specified function module. This can happen for several reasons, and understanding the cause is crucial for finding a solution.
  Causes:
  
  Function Module Does Not Exist: The specified function module (&1) may not exist in the system or may have been deleted.
  Authorization Issues: The user executing the operation may not have the necessary authorizations to access the function module.
  Transport Issues: If the function module was recently transported from another system, it may not have been activated properly.
  Naming Issues: There could be a typo or incorrect naming in the function module name being referenced.
  System Configuration: There may be issues with the AIF configuration or the way the function module is set up in relation to AIF.
  
  Solutions:
  
  
  Check Function Module Existence:
  
  Use transaction SE37 to check if the function module exists. If it does not, you may need to create it or restore it from a transport request.
  
  
  
  Verify Authorizations:
  
  Ensure that the user has the necessary authorizations to access the function module. You can check this using transaction SU53 after the error occurs.
  
  
  
  Activate Function Module:
  
  If the function module was recently transported, ensure that it is activated. You can do this in transaction SE37 by selecting the function module and clicking on the "Activate" button.
  
  
  
  Check Naming:
  
  Double-check the name of the function module being referenced in the error message for any typos or incorrect references.
  
  
  
  Review AIF Configuration:
  
  Ensure that the AIF configuration is set up correctly. This includes checking the interface configuration and ensuring that the function module is correctly assigned to the interface.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the AIF process to identify where the failure occurs. This may require technical expertise.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  Transaction Codes: SE37 (Function Module), SE80 (Object Navigator), SU53 (Authorization Check), and SLG1 (Application Log) can be useful for troubleshooting.
  Documentation: Review the AIF documentation for any specific requirements or configurations needed for the function modules you are working with.
  SAP Community: Engaging with the SAP Community can provide insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution. If the problem persists, consider reaching out to SAP support for further assistance.