How To Fix FDT_EXPRESSIONS345 - End node ID &1 of connector &2 is not a valid UUID

FDT_EXPRESSIONS345 - Overview

• Message type: E = Error

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

• Message number: 345

• Message text: End node ID &1 of connector &2 is not a valid UUID

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_EXPRESSIONS345 - End node ID &1 of connector &2 is not a valid UUID ?

  The SAP error message FDT_EXPRESSIONS345 indicates that there is an issue with the end node ID of a connector in a flow or expression within the SAP system. Specifically, it states that the end node ID is not a valid UUID (Universally Unique Identifier). This error typically arises in the context of SAP Fiori or SAP UI5 applications, particularly when dealing with expressions or data flows in the FDT (Form Data Tool) or similar frameworks.
  
  Cause:
  
  Invalid Node ID: The end node ID specified in the connector does not conform to the UUID format. A valid UUID is a 128-bit number represented as a string of hexadecimal digits, typically displayed in five groups separated by hyphens (e.g., 123e4567-e89b-12d3-a456-426614174000).
  
  Configuration Issues: There may be a misconfiguration in the flow or expression where the connector is defined, leading to an incorrect or missing node ID.
  Data Corruption: The data model or configuration might be corrupted, leading