How To Fix FDT_EXPRESSIONS105 - The root node cannot be moved or deleted

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 105

• Message text: The root node cannot be moved or deleted

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_EXPRESSIONS105 - The root node cannot be moved or deleted ?

  The SAP error message FDT_EXPRESSIONS105 indicates that there is an attempt to move or delete the root node in a data structure, such as an expression or a formula in the SAP Fiori Design Time (FDT) environment. The root node is the top-level element of a tree structure, and it is essential for maintaining the integrity of the data structure.
  Cause:
  The error occurs when a user tries to perform an action that is not allowed on the root node. This could happen in scenarios such as:
  
  Attempting to drag and drop the root node to a different location.
  Trying to delete the root node, which is not permitted as it would invalidate the entire structure.
  
  Solution:
  To resolve this error, you should:
  
  Avoid Moving or Deleting the Root Node: Ensure that you are not trying to move or delete the root node. Instead, focus on modifying child nodes or other elements within the structure.
  Check Your Actions: Review the actions you are performing in the FDT environment. Make sure you are selecting the correct node (a child node) for moving or deleting.
  Consult Documentation: Refer to the SAP documentation or help resources for guidance on how to properly manage nodes within the FDT environment.
  Use the Correct Tools: If you are using a specific tool or interface to manage expressions, ensure that you are using it correctly and that you understand the limitations regarding the root node.
  
  Related Information:
  
  SAP Fiori Design Time (FDT): This is a development environment for creating and managing Fiori applications, including expressions and data models.
  Node Structure: Understanding the hierarchical structure of nodes in FDT is crucial. The root node serves as the foundation for all other nodes, and any changes to it can affect the entire structure.
  SAP Community and Support: If you continue to face issues, consider reaching out to the SAP Community or SAP Support for further assistance. They can provide insights based on similar experiences from other users.
  
  By following these guidelines, you should be able to avoid the error and manage your data structures effectively within the SAP FDT environment.