How To Fix FDT_EXPRESSIONS194 - Node &1 is a subnode of &2. Switching is not possible.

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 194

• Message text: Node &1 is a subnode of &2. Switching is not possible.

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 FDT_EXPRESSIONS194 - Node &1 is a subnode of &2. Switching is not possible. ?

  The SAP error message FDT_EXPRESSIONS194 indicates that there is an issue with the hierarchical structure of nodes in a data model or expression. Specifically, it states that a node (Node &1) is a subnode of another node (Node &2), and therefore, switching between these nodes is not possible.
  
  Cause:
  This error typically occurs in the context of using the SAP Fiori Design Time (FDT) or when working with expressions in SAP applications. The main causes include:
  
  
  Hierarchical Structure Violation: The nodes you are trying to switch between are part of a parent-child relationship, where one node is a subnode of the other. This means that the system does not allow switching because it would violate the hierarchical integrity.
  
  
  Incorrect Configuration: There may be a misconfiguration in the data model or expression setup, leading to an attempt to switch nodes that are not compatible due to their hierarchical relationship.
  
  
  User Error: The user may have inadvertently