Context menu for IBM EWM shell client not visible

I can't get the context menu for the IBM EWM shell client to appear in DOpus.

Windows Explorer


I have already added the CLSID

from DbgView

What am I missing?

It looks like a bug or choice on IBM's side of things, since their menus also do not show up in Notepad's File Open dialog.

On my test machine, File Explorer:

Right-clicking the same thing via Notepad: