How to Diagnose & Fix Common WordPress Errors | 500 Internal Server Errors, PHP, Fatal Plugin Errors
Learn how to diagnose and solve common WordPress errors, including 500 Internal Server Errors, PHP memory issues, and fatal plugin errors - all without using the command line or complicated tools.
In this step-by-step tutorial, I’ll show you how to identify the root cause of common WordPress issues and quickly solve them using FlyWP’s dashboard, file manager, and PHP configuration tools.
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Timestamps
00:00 - Introduction
01:05 - Understanding WordPress Errors (500, 503, 429)
01:44 - Fixing File Permissions Quickly
02:24 - Restarting PHP, Docker, and Nginx per Site
03:24 - Adjusting PHP Settings
06:02 - Enabling PHP OPcache and Just-In-Time Compiler for Speed
07:08 - Handling Critical Errors on a WordPress Site
08:02 - Enabling Debug Mode and Displaying PHP Errors
08:30 - Identifying the Plugin Causing Fatal Errors
09:03 - Fixing Plugin Errors by Renaming Folders
11:04 - Editing Plugin Files to Solve Fatal Errors
13:01 - Quick Troubleshooting Tips
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