Samuel Schaumburg <eagleeye777@hotmail.de> writes:

[...]

> What I learned from my research is that the line has to look like this,
> so that I can compile:
>
> \section{Some Headline \protect\footnote{S. 45}}
>
> This case is quite typicall for me and leads to often manually reworking
> the tex buffer for quite a while, which is not very convenient.
>
> Is there any way I can set up the org latex export to do this
> automatically. Would greatly help my workflow. I am quite a newbie to
> emacs-lisp, so I cannot think of how to do this. Maybe someone can help
> me here

Not an org solution per se but you could redefine \footnote to do what
you want.  The example below/attached seems to work.  I have no idea if
it breaks the usage of footnote in other places, mind you.