On my two domains from different hosting providers, such a message is displayed.
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405 Not Allowed

nginx
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Php Version 5.2 & 5.4
Appache. Linux.

No changes in your files did.
Advise - what to do?

Hi Сергей,

My best guess is that the web servers don't handle .htaccess file. Please make sure that your web server can use .htaccess.