Inbox folder is empty, emails are not displayed in Thunderbird???

Question

Mozilla Thunderbird

The message is simply not displayed, and there are about 200 unread messages ... they don’t know when you click there is a picture and for some reason they are not displayed in 1 mail and in others everything is fine look at the picture there 2 are almost at the bottom and 3 they are all fine but here highlighted here is not displayed yesterday abruptly disappeared why so please help.
https://habrastorage.org/webt/rs/_y/52/rs_y52ebvqa...

Answer 1

Restoration of "incoming" did?
If that doesn't help, I would delete the account and create it again.