Oh man. This happened to me once. You must have enabled global menus. I did that once and it was really hard to undo it. Finally I found a widget that was set up for global menus. I think there was also a checkbox in the settings for global menus.
JV On Thu, Jan 16, 2020, 19:35 Jack Ostroff <ostrof...@aya.yale.edu> wrote: > I don't know why I always seem to find these inexplicable, bizarre > problems, but I've got another one. I don't think this is really a KMM > problem, but something KDE related, but as of now, KMM is the only KDE > app which exibits the problem - no menu bar. > > I'm running plasma-desktop, and do NOT have the global menu widget > installed anywhere. I briefly did add it to a panel, quickly got rid > of it, discovered it was still present in a panel not being displayed, > and finally managed to remove it by hand editing > ~/.config/plasma-org.kde.plasma.desktop-appletsrc. Menus have returned > to all other KDE apps where they were missing, but still not for KMM. > > I'd love any suggestions where else to look, or what else to try to > bring my menus back. There's lots I can do with context menus, but > some things I can't find any path to other than the main menu items. > > Thanks for any hits or clues or pointers to fine manuals I seem not to > have read. > > Jack