I find that when using xsane under gnome desktop (gtk)
I'm getting all sorts of messages like the one below
Gtk-CRITICAL **: file gtkprogress.c: line 518 (gtk_progress_set_percentage): assertion `percentage >= 0 && percentage <= 1.0' failed.
When the RGB progress bar reaches the max scale.
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Chris Christoph P. U. Kukulies kuku@gil.physik.rwth-aachen.de