Short addition: this upstream issue seems to match better: https://gitlab.gnome.org/GNOME/gimp/issues/3630
Which got fixed in branches master and gimp-2-10 by these upstream commits: https://gitlab.gnome.org/GNOME/gimp/commit/bbcc7ca5f55e62404bd69bf2e5b198039ad3f568 https://gitlab.gnome.org/GNOME/gimp/commit/2f2067a5aacae176f5aaf828e15bd4463879062a Kind regards, Bernhard