combo.set_popdown_strings(slist """ print "loadlistTables()" # the listables is the Glade class GtkComboBoxEntry self.listTablesObj = self.wTree.get_widget('listTables') # next line prints <gtk.ComboBoxEntry object (GtkComboBoxEntry)...etc print self.listTablesObj #print self.listTablesObj.entry.get_text() slist = [ "String 1", "String 2", "String 3", "String 4" ] # this next line gives the error # AttributeError: 'gtk.ComboBoxEntry' object has no attribute 'set_popdown_strings self.listTablesObj.set_popdown_strings(slist)