How to Troubleshoot Ghost CMS — Fixing WSL, Docker, and ActivityPub Errors

A troubleshooting guide that helps developers fix common errors while running Ghost CMS with WSL and Docker, including issues related to ActivityPub and environment configuration. Each fix includes the root cause and a clear, tested solution.

Errors covered:

• Ghost CMS failing to start inside WSL2
• Docker networking issues affecting Ghost's database connection
• ActivityPub federation errors and misconfigured environment variables
• SSL and URL configuration mistakes that break Ghost's admin panel
• Common Docker Compose errors specific to the Ghost stack
• Volume permission issues on WSL file systems

What is Ghost CMS?

Ghost is an open-source, Node.js-based publishing platform built for professional content creators. It supports newsletters, memberships, and ActivityPub-based federation with the Fediverse making it a powerful self-hosted alternative to Substack or Medium.

Read the full article on freeCodeCamp →

This article was originally published on freeCodeCamp and went through editorial review by the freeCodeCamp team.

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