On Wed, Nov 11, 2020 at 11:57:08PM +0100, mmDebMail2020@marwedels.de wrote: [...] > I think is clearly png [...] [...] > I got so far as cache_get_mime_type_for_data in glib2.0-2.58.3 in > xdgmimecache.c not finding a proper entry [...] I don't know (not sure I'd want to) where Gtk keeps its MIME types database these days. But, as a shot in the dark: have you checked that your /etc/mime.types is sane? What does 'grep png /etc/mime.types' say? The file comes with Debian package mime-support, in case you need a new one. Cheers - t
Attachment:
signature.asc
Description: Digital signature