How To Fix CN664 - No valid element selected

CN664 - Overview

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 664

• Message text: No valid element selected

What causes this issue?

You have not selected a valid activity element for the function you
want to carry out.

System Response

INCLUDE 'NA_ALLG_NOFUNKTION' OBJECT DOKU ID TX

How to fix this error?

Select a valid activity element or select a different function.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CN664 - No valid element selected ?

  The SAP error message CN664: No valid element selected typically occurs in the context of project management or network planning within the SAP system, particularly when working with the Project System (PS) module. This error indicates that the system could not find a valid element (such as a work breakdown structure (WBS) element, network, or activity) for the operation you are trying to perform.
  Causes:
  
  Invalid Selection: The user may have selected an invalid or non-existent WBS element or network.
  Authorization Issues: The user may not have the necessary authorizations to access the selected project elements.
  Data Inconsistencies: There may be inconsistencies in the project data, such as missing or incorrectly configured elements.
  Incorrect Configuration: The project structure may not be set up correctly, leading to the inability to select valid elements.
  
  Solutions:
  
  Check Selection: Ensure that you are selecting a valid WBS element or network. Verify that the element exists in the system and is active.
  Review