How to fix built-in http server error 502 in phpstorm?

Question

PHP

The built-in phpstorm http server gives an error:
502 Bad Gateway
PhpStorm 9.0
Installed php and xdebug, registered the xdebug library in php.ini
There is no need to use external http, who knows how to solve the problem, please unsubscribe.

Answer 1

In the settings, specify the path to the interpreter, the notification in the upper right corner should pop up about this with a direct link to the settings.
And it would not hurt to clarify the OS.