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Nyx (2.0.4 installed using python3-pip) has reproducible crash if the following is done:

1. Press g for graph resizing.
2. Press down arrow many times until Events sub-window will be completely hidden.
3. Nyx crashes with the following log:

Traceback (most recent call last):
  File "/usr/local/bin/nyx", line 9, in <module>
    load_entry_point('nyx==2.0.4', 'console_scripts', 'nyx')()
  File "/usr/local/lib/python3.4/dist-packages/nyx/__init__.py", line 176, in main
    nyx.starter.main()
  File "/usr/local/lib/python3.4/dist-packages/stem/util/conf.py", line 289, in wrapped
    return func(*args, config = config, **kwargs)
  File "/usr/local/lib/python3.4/dist-packages/nyx/starter.py", line 118, in main
    nyx.curses.start(nyx.draw_loop, acs_support = config.get('acs_support', True), transparent_background = True, cursor = False)
  File "/usr/local/lib/python3.4/dist-packages/nyx/curses.py", line 217, in start
    curses.wrapper(_wrapper)
  File "/usr/lib/python3.4/curses/__init__.py", line 94, in wrapper
    return func(stdscr, *args, **kwds)
  File "/usr/local/lib/python3.4/dist-packages/nyx/curses.py", line 215, in _wrapper
    function()
  File "/usr/local/lib/python3.4/dist-packages/nyx/__init__.py", line 243, in draw_loop
    keybinding.handle(key)
  File "/usr/local/lib/python3.4/dist-packages/nyx/panel/__init__.py", line 84, in handle
    self._action()
  File "/usr/local/lib/python3.4/dist-packages/nyx/panel/graph.py", line 504, in _resize_graph
    nyx_interface().redraw()
  File "/usr/local/lib/python3.4/dist-packages/nyx/__init__.py", line 716, in redraw
    panel.redraw(force = force, top = occupied)
  File "/usr/local/lib/python3.4/dist-packages/nyx/panel/__init__.py", line 175, in redraw
    self._last_draw_size = nyx.curses.draw(self._draw, top = self._top, height = self.get_height(), draw_if_resized = draw_dimension)
  File "/usr/local/lib/python3.4/dist-packages/nyx/curses.py", line 740, in draw
    curses_subwindow = CURSES_SCREEN.subwin(subwindow_height, subwindow_width, top, left)
_curses.error: curses function returned NULL

Trac:
Username: wagon