How To Fix /AIF/MES402 - Structure &1 cannot be processed (line &2)

/AIF/MES402 - Overview

• Message type: E = Error

• Message class: /AIF/MES -

• Message number: 402

• Message text: Structure &1 cannot be processed (line &2)

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/MES402 - Structure &1 cannot be processed (line &2) ?

  The SAP error message /AIF/MES402 Structure &1 cannot be processed (line &2) typically occurs in the context of the Application Interface Framework (AIF) when there is an issue with the structure of the data being processed. This error indicates that the AIF is unable to process a specific structure (denoted by &1) at a particular line number (denoted by &2).
  Causes:
  
  Invalid Data Structure: The data being sent to AIF does not conform to the expected structure. This could be due to missing fields, incorrect data types, or unexpected values.
  Mapping Issues: If there are mapping rules defined in AIF, they may not be correctly set up, leading to the inability to process the incoming data.
  Configuration Errors: There may be configuration issues in the AIF settings that prevent the proper processing of the data structure.
  Version Mismatch: If there are changes in the data structure in the source system or in the AIF configuration,