How To Fix FDT_CHANGE_INFO420 - The object at node &1 was changed from &2 to &3

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_CHANGE_INFO - FDT: Changes info in object for different versions

• Message number: 420

• Message text: The object at node &1 was changed from &2 to &3

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_CHANGE_INFO420 - The object at node &1 was changed from &2 to &3 ?

  The SAP error message FDT_CHANGE_INFO420 indicates that an object at a specific node in the SAP system has been changed from one state to another. This message is typically related to the Field Data Tool (FDT) or the Data Modeler in SAP, which is used for managing data structures and their attributes.
  Cause:
  The error message is triggered when there is a change in the properties or attributes of an object (like a field, table, or data element) in the data model. The message specifies:
  
  Node &1: The specific object or node that has been changed.
  &2: The previous state or value of the object.
  &3: The new state or value of the object.
  
  This change could be due to:
  
  Manual modifications made by a user.
  Changes made by a transport request.
  Updates from a system upgrade or patch.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Review Changes: Check the change log or history for the specific object at node &1 to understand what changes were made. This can help identify if the change was intentional or accidental.
  
  
  Validate Object State: Ensure that the new state (&3) of the object is valid and does not conflict with other objects or data models in the system.
  
  
  Revert Changes: If the change was not intended, you may need to revert the object to its previous state (&2). This can often be done through the FDT or Data Modeler interface.
  
  
  Check Dependencies: Investigate if there are any dependencies or relationships with other objects that might be affected by this change. Ensure that all related objects are consistent.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the FDT or the specific object type to understand any constraints or requirements.
  
  
  Contact Support: If you are unable to resolve the issue, consider reaching out to SAP support for assistance, especially if this is impacting critical business processes.
  
  
  Related Information:
  
  Field Data Tool (FDT): A tool in SAP that allows users to manage and configure data fields and their properties.
  Change Management: Understanding how changes are tracked and managed in SAP can help prevent similar issues in the future.
  Transport Requests: Changes made in development environments are often transported to production. Ensure that all changes are properly documented and tested before transport.
  
  By following these steps, you should be able to address the FDT_CHANGE_INFO420 error and ensure the integrity of your data model in SAP.