When a website runs behind Cloudflare, parts of the backend panel can stop working. For example, the navigation menu stops responding after opening a page, list rows ignore hover and click events, or the page only starts working again after a popup is opened and closed. The symptoms can be hard to trace since no errors appear in the browser console. Cloudflare Rocket Loader rewrites script tags to defer their execution, which breaks the script loading order that the backend panel relies on.

Hostinger is a web hosting provider whose plans are managed from its own control panel, hPanel. Its web hosting plans come with PHP, MySQL, Composer and free SSL certificates, and run websites on the LiteSpeed web server, which reads the .htaccess file that October CMS includes. This article installs October CMS on a Hostinger web hosting plan over SSH and sets up the scheduler.

Tip: Hostinger also offers October CMS as a one-click Docker template for its VPS plans, which deploys October CMS on a virtual server of your own.

Cloudways is a managed cloud hosting platform. It runs your website on a server from DigitalOcean, Vultr, Linode, Amazon Web Services or Google Cloud, and looks after the server for you. Servers come with PHP, MySQL and Composer ready to use, along with free Let's Encrypt SSL certificates. This article launches a server on Cloudways Flexible with a custom PHP application, installs October CMS on it over SSH and sets up the scheduler.

A blank screen can be displayed when you open the application during or after installing October CMS.

An error "Unable to get local issuer certificate" can be displayed when installing October CMS. The complete error may read cURL error 60: SSL certificate problem: unable to get local issuer certificate.

An error 500 can be displayed when updating October CMS.

An "Invalid security token" error can be displayed when logging in, during or after installing October CMS.

The error Zend OPcache API is restricted by "restrict_api" configuration directive can appear when October CMS tries to use the OPcache internals.

This post continues as the second part of the Running October on AWS series.

In this post series, we will explain how to build cloud infrastructure using Amazon Web Services (AWS).

In this series of posts we'll be exploring some options of running October across various environments.

There is a known issue with certain hosting providers. It prevents the CMS from saving pages or layouts.