How To Fix /AIF/LFA_MES010 - One "Field per Line" is not supported for complex data structures

/AIF/LFA_MES010 - Overview

• Message type: E = Error

• Message class: /AIF/LFA_MES -

• Message number: 010

• Message text: One "Field per Line" is not supported for complex data structures

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /AIF/LFA_MES010 - One "Field per Line" is not supported for complex data structures ?

  The SAP error message /AIF/LFA_MES010 indicates that the "Field per Line" format is not supported for complex data structures in the Application Interface Framework (AIF). This typically occurs when you are trying to process data that has a complex structure (like nested or hierarchical data) using a format that is only suitable for flat data structures.
  
  Cause:
  
  Complex Data Structure: The data you are trying to process is structured in a way that includes nested elements or multiple levels of hierarchy, which cannot be represented in a simple "Field per Line" format.
  Incorrect Configuration: The configuration of the interface might be set to expect a flat structure, but the incoming data is complex.
  Data Mapping Issues: The mapping of the incoming data to the target structure may not be correctly defined, leading to the system trying to interpret complex data as flat data.
  
  
  Solution:
  
  Change Data Format: If possible, modify the incoming data format to a