The Complete Guide to Running WordPress on aaPanel
Setting up WordPress on aaPanel? The SSL, PHP version, Cloudflare and firewall settings that matter, plus fixes for 6 ways the setup breaks.
The guide library
Troubleshooting Guides
Browse by technical layer or search for the exact error message. Every guide follows the same safe diagnostic method.
UpdraftPlus Backup Failed: What Each Error Means
UpdraftPlus showing a specific backup error? Here's what each real error message means and the fix — disk space, permissions, security blocks, PHP limits.
Cloudflare + WordPress: The Complete Setup Guide
The Cloudflare + WordPress settings that matter: the SSL mode that prevents redirect loops, cache rules that don't break wp-admin, and which fixes apply next.
WordPress Speed Optimization: The Complete Guide
What actually moves WordPress speed and Core Web Vitals: caching layers, image formats, server tuning, and where each gives the most gain for the least risk.
Common WordPress Errors and How to Fix Them
A field guide to common WordPress errors: what each one means, how to tell them apart, and a link to the exact fix for each.
The Best WordPress Backup Plugins (And Common Fixes)
How the main WordPress backup and migration plugins differ, what to check before trusting one on your host, and where to go when each one breaks.
aaPanel PHP Version Switch Broke Your WordPress Database Connection
Switched PHP versions in aaPanel and WordPress now shows 'Error establishing a database connection'? It's almost always a missing extension, not lost data.
'Updating Failed: Response Is Not a Valid JSON Response' — Cloudflare Fix
Getting 'Updating failed: The response is not a valid JSON response' in the WordPress editor? Here's how to find the Cloudflare rule blocking it and the fix.
AVIF Images Uploaded But No Thumbnails? Here's Why (GD vs. Imagick) and the Fix
AVIF uploads to WordPress showing no generated thumbnails? It's almost always your server's PHP image library (GD vs Imagick) lacking AVIF support.
All-in-One WP Migration Didn't Replace All Your URLs? Here's the Manual Fix
Old domain still showing up after an All-in-One WP Migration import? Here's why Find & Replace misses some URLs, and how to safely clean up the rest with WP-CLI.
Cloudflare Challenge Loop on Your WordPress Login? Here's the Exact Fix
Stuck in a Cloudflare Managed Challenge loop on wp-login.php or wp-admin? Here's why it happens and the exact settings to fix it without disabling security.
Cloudflare Killed Page Rules — Here's Why Your WordPress Redirects Broke (and the Fix)
Cloudflare deprecated Page Rules and your WordPress HTTPS or www redirect stopped working. Here's how to find the old rule and rebuild it as a Redirect Rule.