How to fix a wordpress site?

the problem with the file .htaccess. When copying files and smartperevod/blogru on smartperevod.ru there has been a failure. Now when I want to create a new page gives me a 404 error
September 19th 19 at 13:13
1 answer
September 19th 19 at 13:15
Logs view, view code .htaccess. Somewhere something not so prescribed.

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