Drew Adams writes: >> But if I do 'C-x o' now , it shows >> (wrong-type-argument commandp outline-minor-mode-prefix) in command-execute >> >> So where do I go from here please? >> >> I don't have windmove or ace-window installed, but I'm quite prepared to >> if it means that I get the required functionality. > > I'd say that _independently_ of whether you decide to use some > other method, you might want to get the above problem straightened > out. How you do that can help you with other, similar problems later. > > First, what you are asking about is switching _windows_, not > _buffers_. Knowing the kind of thingie you are asking about can > help you when trying to figure things out by looking at function > and variable names, consulting the doc, etc. > > Second, to find whatever in your setup is taking over `C-x o' and > stop it from doing so, recursively bisect your init file - that's > a binary search for the culprit, and it is quite quick to do. > > You can do that by commenting out a region of text in your init > file. Comment out first 1/2 of it (stopping after a full sexp > (expression), of course, so that what is commented out can be > evaluated without error). Then comment out half of the half that > is problematic (so you've now narrowed it down to 1/4). Then > from 1/4 you keep doing the same thing: 1/8, 1/16, 1/32, 1/64, > 1/128... until you get to whatever code is causing the problem. > > This is blind and dumb, but it is quick and systematic, and it > cannot fail. > > If the problem turns out to be in some library that you load, > then either stop loading it (!) or repeat the same operation > on it, to see which part of it is problematic. > > To comment out a region of text you can use command > `comment-region'. (Bind it to a key, if you want.) With a > plain prefix arg (`C-u') it UNcomments the region instead. > (That is, it removes one level of comments, leaving nested > comments.) Unfortunately I don't have the time to bisect my config, I need the time for my book that I'm writing. Maybe I'll have the time at the weekend. I accept that I used wrong terminology for my problem, but I felt that calling it a 'buffer' would show what I was thinking and asking about. Thanks Sharon. -- A taste of linux = http://www.sharons.org.uk TGmeds = http://www.tgmeds.org.uk Debian 8.6, fluxbox 1.3.5-2, emacs 25.1.1.1