text-scale-decrease changes text-scale-mode without font changes

[fatiparty]

Nov 6, 2021, 09:07 by help-gnu-emacs@gnu.org:

>
> I am using these two keybindings for chanding the font in emacs.  But I am 
> getting text-scale-mode with a integer number decreasing (-1,-2,-3,...) when 
> using "C-,".  Whilst for  "C-.", the integral number increasing.
>
> Still the text height in the emacs buffer is not changing.
>
> (global-set-key (kbd "C-,") 'text-scale-decrease)
> (global-set-key (kbd "C-.") 'text-scale-increase)
>
Have done some more tests and still got the same problem.  Very strange.  Have 
been using
ivy and have now switched that off. Any suggestions on how I can do some 
progress on this,
as I am out of ideas.