How To Fix >3748 - Error in interface for function module &1

>3748 - Overview

• Message type: E = Error

• Message class: >3 - Lock management messages

• Message number: 748

• Message text: Error in interface for 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 >3748 - Error in interface for function module &1 ?

  The SAP error message 3748 ("Error in interface for function module &1") typically indicates that there is an issue with the data being passed to a function module. This error can arise from various causes, and understanding the context in which it occurs is crucial for troubleshooting.
  Causes:
  
  Data Type Mismatch: The data being passed to the function module does not match the expected data types or structures defined in the function module interface.
  Missing Required Fields: Required fields in the input structure may be missing or not populated correctly.
  Incorrect Parameter Passing: Parameters may be passed in the wrong order or with incorrect names.
  Authorization Issues: The user executing the function may not have the necessary authorizations to access the function module.
  Function Module Not Active: The function module may not be active or may have been deactivated in the system.
  Custom Code Issues: If the function module is a custom one, there may be issues