Crash on master because of cursor position in session

[Kornel Benko]

Am Sun, 16 Jan 2022 11:43:24 +0100
schrieb Kornel Benko <kornel at lyx.org>:

> > 1. Open the attached file.
> > 2. Move cursor to just in front of the second comment inset.
> > 2.5 Zoom in a ways.
> > 3. Exit LyX.
> > 4. Open the file again.
> > 
> > Can you try to reproduce with this modified recipe? How much to zoom in
> > depends on screen resolution, etc. Maybe try 200% and if that doesn't
> > work try 400%.
> > 
> > Scott  
> 
> Yes, it is reproducible.
> 
> 	Kornel

Moreover, from then on the crash will always happen.
Resetting the line in lyx2.4.conf from
	zoom_ratio=1.933333333333
to
	zoom_ratio=1.0
cured it.

Running under gdb, the software exception happens deep inside QT.
(Not enough skills to find a workaround, sorry)

	Kornel
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