Bug#1110001: kde-spectacle: error while loading shared libraries: liblapack.so.3

[Jan Wedekind <jan@wedesoft.de>]

On Mon, 28 Jul 2025, Jochen Sprickerhof wrote:

> Hi Jan,
>
> * Jan Wedekind <jan@wedesoft.de> [2025-07-27 23:03]:
> > Taking a screenshot using hotkey does not work.
> > When taking a screenshot from the command line, one gets the following
> > error message:
> >
> >    spectacle: error while loading shared libraries: liblapack.so.3: cannot 
> > open shared object file: No such file or directory
> >
> > Creating a softlink for liblapack.so.3 in /usr/lib/x86_64-linux-gnu
> > fixes this issue.
> > The next error encountered then is:
> >
> >    spectacle: error while loading shared libraries: libblas.so.3: cannot 
> > open shared object file: No such file or directory
> >
> > Creating a softlink for libblas.so.3 in /usr/lib/x86_64-linux-gnu fixes
> > this issue. Taking screenshots with the KDE hotkey then works.
>
> Those two should point to  /etc/alternatives/ by default. Did you maybe 
> manually change the alternative in the past?
> Can you send the output of:
>
> update-alternatives --display liblapack.so.3-x86_64-linux-gnu
> update-alternatives --display libblas.so.3-x86_64-linux-gnu
>
> Thanks!
>
> Jochen

Ok, I tried reinstalling the packages and now it works (and 
update-alternatives output looks good now).

    sudo apt-get install --reinstall liblapack3
    sudo apt-get install --reinstall liblapack3

Not sure how that happened but thanks for looking into this.