Image view & thumbnail, featured error

I just update my wp website to the latest version (5.5).

But my site now is not working normally,

I can’t use old pictures for the featured image when i creat a new post,

I can’t upload new image normally (you can see this: https://duckienad.com/wp-content/uploads/2020/08/z2024163686915_72592a12585944ca05cd7a5e0307f6ca.jpg). It’s not appear thumbnail in the upload center, but still work normally when I paste the media url to the browser,

Anyone can help me to solve this problem?

Thanks!

The page I need help with: [log in to see the link]