How To Fix APB_FPM_TEST021 - Child node already exists

APB_FPM_TEST021 - Overview

• Message type: E = Error

• Message class: APB_FPM_TEST - Messages for the Test applicaitons

• Message number: 021

• Message text: Child node already exists

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message APB_FPM_TEST021 - Child node already exists ?

  The SAP error message APB_FPM_TEST021: Child node already exists typically occurs in the context of the Floorplan Manager (FPM) or when working with FPM applications in SAP. This error indicates that there is an attempt to create a child node in a structure where a node with the same identifier already exists. 
  Causes:
  
  Duplicate Node Creation: The most common cause is that the application is trying to create a child node that has already been created in the FPM configuration or in the underlying data model.
  Incorrect Configuration: There may be an issue in the configuration of the FPM application, such as incorrect settings in the FPM configuration files or in the UI component.
  Data Model Issues: If the data model being used has inconsistencies or if there are issues with the data being passed to the FPM application, it can lead to this error.
  Custom Code: If there is custom code that manipulates