Anno domini 2022 Mon, 19 Sep 08:58:00 +0200
Dr. Nikolaus Klepp scripsit:
> Ok, I found it: Not a TDE problem, but libreetype has a new bug that kills dia/gimp and kpdf. The offending package is: libfreetype6:amd64 2.12.1+dfsg-3
> The working package: libfreetype6:amd64 2.10.4+dfsg-1+deb11u1
>
> Peter and all the other testers, could you check which version of libfreetype you have installed?
>
> Nik
This was a bit too enthusiastic: after a reboot old version of libfreetype still fixes dia, but not kpdf and gimp :(
So further investigation is needed ...
Nik
>
> Anno domini 2022 Mon, 19 Sep 08:38:20 +0200
> Dr. Nikolaus Klepp scripsit:
> > Anno domini 2022 Sun, 18 Sep 14:20:11 -0700
> > William Morder via tde-users scripsit:
> > >
> > > On Sunday 18 September 2022 12:36:20 Dr. Nikolaus Klepp wrote:
> > > > Anno domini 2022 Sun, 18 Sep 15:21:22 +0200
> > > > >
> > > > > One more mystery:
> > > > > I opened Voronoi in kpdf, still only formulas. Then I "Ctrl-P" that
> > > > > file and "preview" "print" ....surprise, surprise, the preview screen
> > > > > showed text plus embedded formulas perfectly!!
> > > > > AND the paper-printout of all! pages was also perfect.
> > > > > The culprit clearly is hidden in kpdf.
> > > >
> > > > Good find.
> > > >
> > > > I just tested that I can mark parts of the pdf, copy the text, and pasting
> > > > gives the expected content. Somehow kpdf renders the text
> > > > invisible/transparent/white.
> > > >
> > > > Nik
> > > >
> > >
> > > You may recall that we discussed how to change the colors in kpdf?
> > > settings / configure / accessibility / change colors
> > >
> > > What does kpdf do if you change these settings? i.e., you can force whatever
> > > colors you want, so maybe invisible characters can also be made to show
> > > themselves?
> >
> > Oh, I totally forgot to test these. Well, no changes wahtever settings I choose in kpdf.
> >
> > But there is another strange thing: I found that "dia" and "gimp" have problems with fonts, too. Gimp simply crashes with no meaningfull error ("ScriptFu error." - yeah, sure), when I try to change a text in "dia", all fonts (even the GUI menu) disappear or better become invisible, as the buttons and dialog items keep the correct size. The Errormessiage is in deed meaningful:
> >
> > (dia:4223): Pango-WARNING **: 08:33:48.276: failed to create cairo scaled font, expect ugly output. the offending font is 'Bitstream Vera Sans 345593.26171875'
> > (dia:4223): Pango-WARNING **: 08:33:48.276: font_face status is: error occurred in libfreetype
> > (dia:4223): Pango-WARNING **: 08:33:48.276: scaled_font status is: error occurred in libfreetype
> >
> > I don't understand why it tries to get a font of 345593.26171875 pt, but I could imagine that kpdf triggers the same error in libfreetype (libfreetype6:amd64 2.12.1+dfsg-3).
> >
> > Nik
> >
> > >
> > > Just a thought ...
> > >
> > > Bill
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> > >
> >
> >
> >
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>
>
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