How To Fix FDT_EXPRESSIONS446 - Deep structures can not be considered for direct data input: &1 in &2

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_EXPRESSIONS - Formula & Derivation Tool: Expressions

• Message number: 446

• Message text: Deep structures can not be considered for direct data input: &1 in &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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_EXPRESSIONS446 - Deep structures can not be considered for direct data input: &1 in &2 ?

  The SAP error message FDT_EXPRESSIONS446 indicates that there is an issue with deep structures when trying to perform direct data input. This error typically arises in the context of using the SAP Fiori or SAP GUI for data entry, particularly when dealing with complex data structures that include nested tables or deep hierarchies.
  Cause:
  The error occurs because the system does not support direct data input for deep structures. Deep structures are those that contain nested components or substructures, which can complicate data handling and input processes. The error message specifies that the system cannot process the deep structure identified by &1 in the context of &2.
  Solution:
  To resolve this error, consider the following approaches:
  
  
  Flatten the Structure: If possible, modify the data structure to flatten it. This means breaking down the deep structure into simpler, more manageable components that can be handled by the direct input method.
  
  
  Use Alternative Data Input Methods: Instead of direct data input, consider using other methods such as:
  
  Batch Input Sessions: Use batch input sessions to process the data in a more controlled manner.
  BAPIs or RFCs: If applicable, use Business Application Programming Interfaces (BAPIs) or Remote Function Calls (RFCs) to handle the data input programmatically.
  
  
  
  Check Configuration: Review the configuration of the data input method you are using. Ensure that it is set up to handle the data structures you are working with.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on handling deep structures in your version of SAP.
  
  
  Debugging: If you have access to development tools, consider debugging the process to identify where the deep structure is causing issues and adjust accordingly.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Training and Documentation: Ensure that users involved in data entry are trained on the limitations and requirements of the data structures they are working with.
  
  By following these steps, you should be able to address the FDT_EXPRESSIONS446 error and successfully manage your data input processes in SAP.