How To Fix PEP062 - Function is not possible in the node selected

PEP062 - Overview

• Message type: E = Error

• Message class: PEP - Schedule Manager: Messages

• Message number: 062

• Message text: Function is not possible in the node selected

What causes this issue?

You executed a function that is not possible for the selected node in
the task list.

How to fix this error?

Use the right mouse button to display the functions that are possible
for the selected node.

Error message extract from SAP system. Copyright SAP SE.

PEP062 - Details

• The SAP error message PEP062 ("Function is not possible in the node selected") typically occurs in the context of Project Management or Project System (PS) modules when a user attempts to perform an action that is not allowed for the selected node in a project structure or hierarchy.
  
  Cause:
  
  Node Type Restrictions: The node you are trying to interact with may not support the function you are attempting to execute. For example, certain functions may only be available for specific types of nodes (like WBS elements or networks).
  Status of the Node: The node may be in a status that does not allow the requested operation. For instance, if a project or WBS element is locked or has been set to a status that prohibits changes, you will encounter this error.
  Hierarchy Level: The function you are trying to use may only be applicable at a certain level of the project hierarchy. For example,