Why does it give the error Failed to load resource: the server responded with a status of 500 () /wp-admin/admin-ajax.php:1?

Question

Nginx

Why does it give error Failed to load resource: the server responded with a status of 500 () /wp-admin/admin-ajax.php:1 ?
On the page


But on this page everything is written in the same way does ajax work?

Answer 1

Server error, most likely a bug in the code. See the error log