8452: Geography : Attempting to print crashes(core dumps python)

gramps/plugins/lib/maps/geography.py

@@ -817,6 +817,13 @@ class GeoGraphyView(OsmGps, NavigationView):
         """
         Print or save the view that is currently shown
         """
+        if Gtk.MAJOR_VERSION == 3 and Gtk.MINOR_VERSION < 11:
+            from gramps.gui.dialog import WarningDialog
+            WarningDialog(
+                _("You can't use the print functionality"), 
+                _("Your Gtk version is too old."))
+            return
+
         req = self.osm.get_allocation()
         widthpx = req.width
         heightpx = req.height