bug report

[123-cmyk]

Describe the bug A clear and concise description of what the bug is.

To Reproduce Steps to reproduce the behavior:

1. Go to '...'
2. Click on '....'
3. Scroll down to '....'
4. See error

Expected behavior A clear and concise description of what you expected to happen.

Screenshots If applicable, add screenshots to help explain your problem.

Desktop (please complete the following information):

• OS: [e.g. iOS]
• Browser [e.g. chrome, safari]
• Version [e.g. 22]

Smartphone (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Browser [e.g. stock browser, safari]
• Version [e.g. 22]

Additional context Add any other context about the problem here. 错误 有一个错误发生了.请在按住shift键的同时启动Anki，这样可以临时的忽略掉你已经安装的插件。 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 add-ons section 上报告问题。 调试信息 Anki 2.1.15 (442df9d6) Python 3.6.7 Qt 5.12.1 PyQt 5.11.3 Platform: Windows 10 Flags: frz=True ao=True sv=1

Caught exception: File "C:\Users\lenovo\AppData\Roaming\Anki2\addons21\1807206748\gui\options.py", line 103, in _before_build self._signal.emit('after_build') <class 'RuntimeError'>: wrapped C/C++ object of type OptionsDialog has been deleted Caught exception: File "C:\Users\lenovo\AppData\Roaming\Anki2\addons21\1807206748\common.py", line 92, in _show_options show_options(browser, model_id) File "C:\Users\lenovo\AppData\Roaming\Anki2\addons21\1807206748\gui\common.py", line 70, in show_options opt_dialog.activateWindow() <class 'RuntimeError'>: wrapped C/C++ object of type OptionsDialog has been deleted