Traceback (most recent call last):


 "C:\Python38-32\Lib\asyncio\proactor_events.py", line 116, in __del__

self.close()


 "C:\Python38-32\Lib\asyncio\proactor_events.py", line 108, in close

self._loop.call_soon(self._call_connection_lost, None)


 "C:\Python38-32\Lib\asyncio\base_events.py", line 711, in call_soon

self._check_closed()


 "C:\Python38-32\Lib\asyncio\base_events.py", line 504, in _check_closed

raise RuntimeError('Event loop is closed')
RuntimeError: Event loop is closed

WARNING: Traceback (most recent call last):


 "viz_gui.py", line 152, in <module>

vispy.app.run()


 "C:\Users\koester_lab\anaconda3\lib\site-packages\vispy\app\_default_app.py", line 62, in run

return default_app.run()


 "C:\Users\koester_lab\anaconda3\lib\site-packages\vispy\app\application.py", line 152, in run

return self._backend._vispy_run()


 "C:\Users\koester_lab\anaconda3\lib\site-packages\vispy\app\backends\_qt.py", line 279, in _vispy_run

return app.exec_()


 "C:\Users\koester_lab\anaconda3\lib\site-packages\vispy\app\backends\_qt.py", line 855, in _vispy_timeout

self._vispy_timer._timeout()


 "C:\Users\koester_lab\anaconda3\lib\site-packages\vispy\app\timer.py", line 163, in _timeout

self.events.timeout(


 "C:\Users\koester_lab\anaconda3\lib\site-packages\vispy\util\event.py", line 455, in __call__

self._invoke_callback(cb, event)


 "C:\Users\koester_lab\anaconda3\lib\site-packages\vispy\util\event.py", line 473, in _invoke_callback

_handle_exception(self.ignore_callback_errors,

<< caught exception here: >>


 "C:\Users\koester_lab\anaconda3\lib\site-packages\vispy\util\event.py", line 471, in _invoke_callback

cb(event)


 "viz_gui.py", line 132, in update

canvas.colorbar.draw()


 "C:\Users\koester_lab\anaconda3\lib\site-packages\vispy\scene\visuals.py", line 99, in draw

self._visual_superclass.draw(self)


 "C:\Users\koester_lab\anaconda3\lib\site-packages\vispy\visuals\visual.py", line 595, in draw

v.draw()


 "C:\Users\koester_lab\anaconda3\lib\site-packages\vispy\visuals\visual.py", line 442, in draw

self._program.draw(self._vshare.draw_mode,


 "C:\Users\koester_lab\anaconda3\lib\site-packages\vispy\visuals\shaders\program.py", line 101, in draw

Program.draw(self, *args, **kwargs)


 "C:\Users\koester_lab\anaconda3\lib\site-packages\vispy\gloo\program.py", line 533, in draw

canvas.context.flush_commands()


 "C:\Users\koester_lab\anaconda3\lib\site-packages\vispy\gloo\context.py", line 176, in flush_commands

self.glir.flush(self.shared.parser)


 "C:\Users\koester_lab\anaconda3\lib\site-packages\vispy\gloo\glir.py", line 572, in flush

self._shared.flush(parser)


 "C:\Users\koester_lab\anaconda3\lib\site-packages\vispy\gloo\glir.py", line 494, in flush

parser.parse(self._filter(self.clear(), parser))


 "C:\Users\koester_lab\anaconda3\lib\site-packages\vispy\gloo\glir.py", line 819, in parse

self._parse(command)


 "C:\Users\koester_lab\anaconda3\lib\site-packages\vispy\gloo\glir.py", line 787, in _parse

ob.set_data(*args)


 "C:\Users\koester_lab\anaconda3\lib\site-packages\vispy\gloo\glir.py", line 1380, in set_data

gl.check_error('periodic check')


 "C:\Users\koester_lab\anaconda3\lib\site-packages\vispy\gloo\gl\__init__.py", line 207, in check_error

raise err
RuntimeError: OpenGL got errors (periodic check): GL_INVALID_OPERATION
