Confirmed using Ubuntu on Wayland session, reported upstream https://github.com/mate-desktop/atril/issues/542 with preinstalled /usr/share/cups/data/unclassified.pdf file.
Confirmed using Ubuntu on Wayland session, reported upstream https:/ /github. com/mate- desktop/ atril/issues/ 542 with preinstalled /usr/share/ cups/data/ unclassified. pdf file.