This was the request path:
/um-api/route/um_ext!um_social_activity!core!Activity_Main_API/ajax_remove_post/5c068ef50d
Response:
Response
:status: 500
Content-Type: text/html; charset=UTF-8
Pragma: no-cache
Date: Tue, 24 Jul 2018 13:28:04 GMT
Cache-Control: no-cache, must-revalidate, max-age=0
Server: cloudflare
Expires: Wed, 11 Jan 1984 05:00:00 GMT
Other processes also stopped working:
XMLHttpRequest cannot load /um-api/route/um_ext!um_notifications!core!Notifications_Main_API/ajax_check_update/a6543339e2 due to access control checks.