How To Fix FDT_EXPRESSIONS554 - Deep Structure is not allowed for concatenate operation

FDT_EXPRESSIONS554 - Overview

• Message type: E = Error

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

• Message number: 554

• Message text: Deep Structure is not allowed for concatenate operation

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_EXPRESSIONS554 - Deep Structure is not allowed for concatenate operation ?

  The SAP error message FDT_EXPRESSIONS554 indicates that a deep structure is not allowed for a concatenate operation in the context of SAP's Field Data Tool (FDT) or similar environments where data manipulation is performed. This error typically arises when you attempt to concatenate fields from a deep structure, which is a complex data type that can contain nested structures or tables.
  
  Cause:
  The primary cause of this error is that the concatenate operation is being applied to a deep structure, which is not supported. Concatenation is generally intended for simple data types (like strings or numbers) or flat structures, and deep structures can introduce complexities that the concatenate operation cannot handle.
  
  Solution:
  To resolve this error, you can consider the following approaches:
  
  
  Flatten the Structure: If possible, extract the relevant fields from the deep structure and create a flat structure or a simple string representation that can be concatenated. This may involve creating a new