关于用pycharm运行网页版微信报错问题求助！小白也不太懂

初学者对这感兴趣就尝试了下 ，二维码扫描能成功，手机扫描也能登陆成功。然后接着就报错 。具体问题贴图了.
D:\myanaconda\python.exe D:/mypython/untitled/demo0316/wecaht2.py
Getting uuid of QR code.
Downloading QR code.
Please scan the QR code to log in.
Please press confirm on your phone.
Loading the contact, this may take a little while.
Traceback (most recent call last):
File “D:/mypython/untitled/demo0316/wecaht2.py”, line 7, in
itchat.login()
File “D:\myanaconda\lib\site-packages\itchat\components\login.py”, line 66, in login
self.show_mobile_login()
File “D:\myanaconda\lib\site-packages\itchat\components\login.py”, line 212, in show_mobile_login
self.loginInfo[‘url’], self.loginInfo[‘pass_ticket’])
KeyError: ‘pass_ticket’

进程已结束,退出代码1