The listvariable, textvariable and so forth have to be Tkinter variables, not Python variables.
The following program worked for me in >>> Tkinter._tkinter.TK_VERSION; sys.version '8.5' '2.6.4 (r264:75706, Dec 7 2009, 18:43:55) \n[GCC 4.4.1]' #!/usr/bin/python #---- from Tkinter import * app = Tk() lv = Variable(app) lv.set(("Roads", "Field Observations", "Railroads", "Work Areas")) l = Listbox(app, listvariable=lv, height=3) l.pack() app.mainloop() #---- Jeff _______________________________________________ Tkinter-discuss mailing list Tkinter-discuss@python.org http://mail.python.org/mailman/listinfo/tkinter-discuss