gistfile1.txt

2015-04-09 11:48:53.505 Python[42318:d07] ApplePersistenceIgnoreState: Existing state will not be touched. New state will be written to /var/folders/lp/v3s2p_ns35l8wlq348mdhr4rfvcg4_/T/org.python.python.savedState
WARNING: Traceback (most recent call last):
  File "offscreen_original.py", line 139, in <module>
    app.run()
  File "/usr/local/Cellar/python/2.7.9/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/vispy-0.4.0.dev0-py2.7.egg/vispy/app/_default_app.py", line 61, in run
    return default_app.run()
  File "/usr/local/Cellar/python/2.7.9/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/vispy-0.4.0.dev0-py2.7.egg/vispy/app/application.py", line 123, in run
    return self._backend._vispy_run()
  File "/usr/local/Cellar/python/2.7.9/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/vispy-0.4.0.dev0-py2.7.egg/vispy/app/backends/_glfw.py", line 194, in _vispy_run
    self._vispy_process_events()
  File "/usr/local/Cellar/python/2.7.9/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/vispy-0.4.0.dev0-py2.7.egg/vispy/app/backends/_glfw.py", line 188, in _vispy_process_events
    win._on_draw()
  File "/usr/local/Cellar/python/2.7.9/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/vispy-0.4.0.dev0-py2.7.egg/vispy/app/backends/_glfw.py", line 408, in _on_draw
    self._vispy_canvas.events.draw(region=None)  # (0, 0, w, h))
  File "/usr/local/Cellar/python/2.7.9/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/vispy-0.4.0.dev0-py2.7.egg/vispy/util/event.py", line 436, in __call__
    self._invoke_callback(cb, event)
  File "/usr/local/Cellar/python/2.7.9/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/vispy-0.4.0.dev0-py2.7.egg/vispy/util/event.py", line 452, in _invoke_callback
    self, cb_event=(cb, event))
  << caught exception here: >>
  File "/usr/local/Cellar/python/2.7.9/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/vispy-0.4.0.dev0-py2.7.egg/vispy/util/event.py", line 448, in _invoke_callback
    cb(event)
  File "offscreen_original.py", line 129, in on_draw
    self.program.draw()
  File "/usr/local/Cellar/python/2.7.9/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/vispy-0.4.0.dev0-py2.7.egg/vispy/gloo/program.py", line 467, in draw
    canvas.context.flush_commands()
  File "/usr/local/Cellar/python/2.7.9/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/vispy-0.4.0.dev0-py2.7.egg/vispy/gloo/context.py", line 145, in flush_commands
    self.glir.flush(self.shared.parser)
  File "/usr/local/Cellar/python/2.7.9/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/vispy-0.4.0.dev0-py2.7.egg/vispy/gloo/glir.py", line 158, in flush
    parser.parse(self._filter(self.clear(), parser))
  File "/usr/local/Cellar/python/2.7.9/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/vispy-0.4.0.dev0-py2.7.egg/vispy/gloo/glir.py", line 401, in parse
    self._parse(command)
  File "/usr/local/Cellar/python/2.7.9/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/vispy-0.4.0.dev0-py2.7.egg/vispy/gloo/glir.py", line 334, in _parse
    getattr(gl, id_)(*args)
  File "/usr/local/Cellar/python/2.7.9/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/vispy-0.4.0.dev0-py2.7.egg/vispy/gloo/gl/_proxy.py", line 79, in glClear
    self("glClear", False, mask)
  File "/usr/local/Cellar/python/2.7.9/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/vispy-0.4.0.dev0-py2.7.egg/vispy/gloo/gl/__init__.py", line 90, in __call__
    check_error(funcname)
  File "/usr/local/Cellar/python/2.7.9/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/vispy-0.4.0.dev0-py2.7.egg/vispy/gloo/gl/__init__.py", line 209, in check_error
    raise err
RuntimeError: OpenGL got errors (glClear): GL_INVALID_FRAMEBUFFER_OPERATION
ERROR: Invoking <bound method Canvas.on_draw of <Canvas (Glfw) at 0x1018f0950>> for DrawEvent