When clicking "Import video", an error always occurs.

[Roseleaves]

Describe the bug
错误
有一个错误发生了.请在按住shift键的同时启动Anki，这样可以临时的禁用您已经安装的插件。
如果仅仅是因为插件引起的问题，请选择工具>插件菜单项来将出错的的插件设置成失效，然后重启Anki，重复以上的步骤直到你发现了具体是哪个插件引起的问题。
当你已经发现是因为插件引起的问题，请在我们的支持网站上 插件支持 上报告问题。
调试信息：
Anki 2.1.46 (94913ec2) Python 3.8.6 Qt 5.14.2 PyQt 5.14.2
Platform: Windows 10
Flags: frz=True ao=True sv=2
Add-ons, last update check: 2021-08-31 16:35:20

Caught exception:
Traceback (most recent call last):
File "C:\Users\Rose\AppData\Roaming\Anki2\addons21\726150594\common.py", line 36, in
action.triggered.connect(lambda: show_dialog())
File "C:\Users\Rose\AppData\Roaming\Anki2\addons21\726150594\gui\common.py", line 34, in show_dialog
win = Importor(parent)
File "C:\Users\Rose\AppData\Roaming\Anki2\addons21\726150594\gui\importor.py", line 76, in init
self.initUI()
File "C:\Users\Rose\AppData\Roaming\Anki2\addons21\726150594\gui\importor.py", line 82, in initUI
vbox.addWidget(self.createOutputGroup())
File "C:\Users\Rose\AppData\Roaming\Anki2\addons21\726150594\gui\importor.py", line 567, in createOutputGroup
self.modelChooser = aqt.modelchooser.ModelChooser(mw, modes)
AttributeError: module 'aqt' has no attribute 'modelchooser'

To Reproduce
Steps to reproduce the behavior:

1. Open Anki
2. Click "Tools"
3. Click "Import Video"

Expected behavior
A dialogue box of inputting the video must occur.

Screenshots

Desktop (please complete the following information):

• OS: Windows 10
• Browser: Anki 2.1.46 (94913ec2)
• Version: (the latest version)

Additional context
Add any other context about the problem here.