That’s not a real solution though 
It’s very rare that errors like this aren’t caused by an add-on. Maybe you can help us debug the issue so you can continue using up-to-date Anki versions in the future.
First try what @BlackBeans has said. Then the following would be the next step:
With these instructions you can open web developer tools inside Anki:
Once the dev tools show up, navigate to the “Console” tab and check if there are any error messages (usually marked red). If you find something, post it here wrapped in triple backticks, e.g.:
```
error message
```
(Or just take a screenshot.)
Please make sure AnkiWebView Inspector is the only enabled add-on.