2141142 - "Error during access to the ref node" when importing a project from MS Project to Project Management

You attempt to import a project (MPP file) from Microsoft Project to Project Management. The import fails with the following error message:

   Error during access to the ref node 'F404050'. The ref node is not defined or does not have the necessary type

SAP Portfolio and Project Management (PPM)

SAP cProject Suite (PPM-PRO)

"Error during access to the ref node 'F404050'. The ref node is not defined or does not have the necessary type", "Could not import project from Microsoft Project", "Error during import; import process terminated", importing, MS Project, Project Management, MPP, Outline Code field , KBA , PPM-PFM-INT , Integration with External Applications , PPM-PRO , Project Management , Problem