WARNING: Traceback (most recent call last):


 "<string>", line 1, in <module>


 "D:\Python 35\lib\idlelib\run.py", line 124, in main

ret = method(*args, **kwargs)


 "D:\Python 35\lib\idlelib\run.py", line 351, in runcode

exec(code, self.locals)


 "C:\Users\JamesTan\Desktop\testtopofull.py", line 18, in <module>

t.show()


 "D:\Python 35\lib\site-packages\visbrain\pyqt_module.py", line 106, in show

CONFIG['VISPY_APP'].run()


 "D:\Python 35\lib\site-packages\vispy\app\application.py", line 142, in run

return self._backend._vispy_run()


 "D:\Python 35\lib\site-packages\vispy\app\backends\_qt.py", line 229, in _vispy_run

return app.exec_()


 "D:\Python 35\lib\site-packages\vispy\app\backends\_qt.py", line 436, in event

out = super(QtBaseCanvasBackend, self).event(ev)


 "D:\Python 35\lib\site-packages\vispy\app\backends\_qt.py", line 708, in paintGL

self._vispy_canvas.events.draw(region=None)


 "D:\Python 35\lib\site-packages\vispy\util\event.py", line 455, in __call__

self._invoke_callback(cb, event)


 "D:\Python 35\lib\site-packages\vispy\util\event.py", line 475, in _invoke_callback

self, cb_event=(cb, event))


 "D:\Python 35\lib\site-packages\vispy\util\logs.py", line 323, in _handle_exception

logger.log_exception()


 "D:\Python 35\lib\site-packages\vispy\util\logs.py", line 265, in log_exception

stack = "".join(traceback.format_stack()[:-tb_skip])

<< caught exception here: >>


 "D:\Python 35\lib\site-packages\vispy\gloo\gl\_gl2.py", line 116, in glBlendFuncSeparate

nativefunc = glBlendFuncSeparate._native
AttributeError: 'function' object has no attribute '_native'

Traceback (most recent call last):


 "C:\Users\adnan\AppData\Local\Programs\Python\Python38-32\lib\site-packages\tornado\ioloop.py", line 907, in _run

return self.callback()


 "C:\Users\adnan\AppData\Local\Programs\Python\Python38-32\lib\site-packages\distributed\nanny.py", line 414, in memory_monitor

process = self.process.process
AttributeError: 'NoneType' object has no attribute 'process'
