How To Fix GLE_UI_ECS044 - Error: Unable to determine the interface of function module '&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: GLE_UI_ECS - User Interface for Processing of ECS Items

• Message number: 044

• Message text: Error: Unable to determine the interface of function module '&1'

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message GLE_UI_ECS044 - Error: Unable to determine the interface of function module '&1' ?

  The SAP error message GLE_UI_ECS044, which states "Unable to determine the interface of function module '&1'", typically occurs when there is an issue with the function module being called in the system. This error can arise due to several reasons, and here are some common causes, potential solutions, and related information:
  Causes:
  
  Function Module Not Found: The specified function module does not exist in the system or is not activated.
  Authorization Issues: The user 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 properly imported or activated.
  Naming Issues: There may be a typo or incorrect naming in the function module call.
  Version Mismatch: The function module may have been changed or deleted in a newer version of the software.
  
  Solutions:
  
  
  Check Function Module Existence:
  
  Use transaction code SE37 to check if the function module exists in the system. If it does not exist, you may need to create it or transport it from another system.
  
  
  
  Activate the Function Module:
  
  If the function module exists but is not activated, activate it using SE37.
  
  
  
  Check Authorizations:
  
  Ensure that the user has the necessary authorizations to execute the function module. You can check this using transaction SU53 after the error occurs.
  
  
  
  Review Transport Requests:
  
  If the function module was recently transported, check the transport logs to ensure it was imported correctly. You can use transaction STMS to review transport requests.
  
  
  
  Correct Naming:
  
  Double-check the name of the function module in the code where it is being called. Ensure there are no typos or incorrect references.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the program or transaction that is calling the function module to identify where the error occurs.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional guidance.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  SE37: Function Module Maintenance
  SU53: Authorization Check
  STMS: Transport Management System
  
  
  SAP Support: If the issue cannot be resolved internally, consider reaching out to SAP Support for assistance, providing them with the error details and any relevant logs.
  
  By following these steps, you should be able to diagnose and resolve the GLE_UI_ECS044 error in your SAP system.