Traceback (mo                                                                                                                              st recent cal                                                                                                                              l last):
  File "/usr/                                                                                                                              bin/iotop", l                                                                                                                              ine 16, in <m                                                                                                                              odule>
    main()
  File "/usr/lib/pymodules/python2.6/iotop/ui.py", line 547, in main
    main_loop()
  File "/usr/lib/pymodules/python2.6/iotop/ui.py", line 537, in <lambda>
    main_loop = lambda: run_iotop(options)
  File "/usr/lib/pymodules/python2.6/iotop/ui.py", line 452, in run_iotop
    return curses.wrapper(run_iotop_window, options)
  File "/usr/lib/python2.6/curses/wrapper.py", line 43, in wrapper
    return func(stdscr, *args, **kwds)
  File "/usr/lib/pymodules/python2.6/iotop/ui.py", line 446, in run_iotop_window
    ui.run()
  File "/usr/lib/pymodules/python2.6/iotop/ui.py", line 126, in run
    self.process_list.duration)
  File "/usr/lib/pymodules/python2.6/iotop/ui.py", line 409, in refresh_display
    self.win.addstr(summary[:self.width])
_curses.error: addstr() returned ERR