Traceback (most recent call last):
File "C:\vnstudio\lib\site-packages\vnpy\trader\ui\mainwindow.py", line 253, in closeEvent
self.main_engine.close()
File "C:\vnstudio\lib\site-packages\vnpy\trader\engine.py", line 223, in close
gateway.close()
File "C:\vnstudio\lib\site-packages\vnpy\gateway\rpc\rpc_gateway.py", line 104, in close
self.client.join()
File "C:\vnstudio\lib\site-packages\vnpy\rpc__init.py", line 240, in join
if self.thread.isAlive():
AttributeError: 'NoneType' object has no attribute 'isAlive'

更新后关闭程序就弹出这个窗口了，麻烦大佬们给点建议，谢谢

请重装下，这个是因为之前发布的更新包有些小问题，目前GITHUB 2.0.7 Release最新版本已经修复了