Re: Strange scrolling behaviour in Emacs 29.1.2

[Eli Zaretskii <eliz@gnu.org>]

> Date: Sun, 15 Oct 2023 21:58:57 +0200
> From: Alois Steindl <Alois.Steindl@tuwien.ac.at>
> 
> I observe a strange problem with the new release of Emacs 29.1.2 on Windows:
> 
> Scrolling with the mouse button works only in one direction: If I try to 
> scroll up or down, the file is scrolled upwards in both cases until the 
> start of the file is reached. This does not occur in Emacs 28.2 and with 
> other programs. If I use a different mouse, it also works well; but with 
> a certain Microsoft mouse it scrolls only in  one direction for Emacs 29.1.2
> 
> The command C-h l displays, that the mouse sends both commands 
> <wheel-down> and <wheel-up>, as it does with the other mice.
> 
> 
> What might be the reason for that behaviour?

This is a known bug in Emacs 29.1, which will be fixed in Emacs 29.2.