Debugging Guides for WordPress

1 guide covers debugging problems in WordPress, from the first symptom to the fix that holds.

Guessing wastes hours; debugging finds the answer in minutes. This hub is about the tools and habits that turn a vague symptom into a named cause: WP_DEBUG and the debug log, Query Monitor, server error logs, and a clean process of elimination for plugins and themes. Learn these once and every other guide on this site becomes faster to follow, because you will know why the fix works.