How To Fix FDT_CORE404 - Structure contains structure type data

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_CORE - Formula & Derivation Tool: Core

• Message number: 404

• Message text: Structure contains structure type data

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 FDT_CORE404 - Structure contains structure type data ?

  The SAP error message FDT_CORE404 indicates that there is an issue with the structure definition in your SAP system. Specifically, it means that the structure you are trying to use contains a field that is of a structure type, which is not allowed in certain contexts, particularly when working with field-based data types in SAP Fiori or other UI technologies.
  
  Cause:
  The error typically arises in the following scenarios:
  
  Nested Structures: You are trying to use a structure that contains another structure as a field. This is not supported in certain contexts where flat data types are expected.
  Data Model Issues: The data model you are working with may not be properly defined, leading to the inclusion of complex types where simple types are required.
  Incompatible Data Types: The system expects a simple data type (like CHAR, NUMC, etc.) but encounters a structure type instead.
  
  
  Solution:
  To resolve the FDT_CORE404 error, you can take the following steps:
  
  
  Review