title: The loopback request returned an unexpected http status code, 503,
body: <p>I am using WordPress 5.6 version and web server is ubuntu 18.04 .
  Php version 7.4
  Apache 2.4
  mysql
  recently I am facing issue in WordPress.
  &quot;site health dashboard&quot; showing me this error ,</p>
  <p>&quot;Loopback requests are used to run scheduled events, and are also used by the built-in editors for themes and plugins to verify code stability.</p>
  <p>The loopback request returned an unexpected http status code, 503, it was not possible to determine if this will prevent features from working as expected.&quot;</p>
  <p>pls help me to solve this issue.</p>