Guides from the NOC

Getting 'Access denied for user' connecting to MySQL in cPanel? Fix unlinked users, host mismatches, wrong username prefixes, and stale credentials fast.

Composer install failing on cPanel or a VPS? Fix memory exhaustion, proc_open blocks, timeouts, and missing SSH access with these tested steps.

PHP warning open_basedir restriction in effect blocking WordPress? Learn what causes it in cPanel and VPS hosting, and the exact fix for each case.

Cloudflare showing the same IP for every visitor in cPanel logs, AWStats, or WordPress? Learn how to restore the real client IP and stop bad Fail2Ban bans.

Outlook or Thunderbird stuck on 'Searching for your mail server settings'? Fix cPanel autodiscover and autoconfig so mail clients set up email automatically.

cPanel Exim rejecting outbound mail with 'relay access denied'? Learn why it happens and how to fix envelope sender, SMTP auth, and ACL issues.

cPanel Roundcube webmail stuck blank or rejecting your password? Learn the real causes — quota, cache, login format — and fix each one step by step.

CloudLinux CageFS hiding a binary from your cPanel account? Learn why CageFS isolates users and how to safely make new commands and extensions visible.

Getting '508 Resource Limit Is Reached' in cPanel? Learn how CloudLinux LVE limits work, which one you're hitting, and how to fix it for good.

Cloudflare is retiring Page Rules for Redirect, Cache, Configuration & Origin Rules. Step-by-step guide to migrate your redirects and caching without downtime.

MySQL error 1226 'max_user_connections' exceeded on cPanel or WHM hosting? Here's exactly why it happens and how to raise the limit and fix it for good.

Still failing 'leverage browser caching' in PageSpeed or GTmetrix? Set Cache-Control and Expires headers correctly on cPanel and VPS hosting - step by step.

Seeing 'Fatal error: Allowed memory size exhausted' on your site? Learn why PHP hits its memory_limit and the right way to raise it in cPanel or WordPress.

Emails going out fine but arriving hours late with no bounce? Learn how SMTP greylisting works, how to confirm it in Exim logs, and how to fix it fast.

A corrupted .htaccess file can take your whole site down with no error message. Learn how to isolate it, fix common syntax mistakes, and rebuild it safely.

Enabling WooCommerce HPOS and now orders are missing, duplicated, or stuck syncing? Here is what causes it and how to fix it on cPanel or VPS hosting.

WooCommerce import or database restore stalling with 'maximum execution time exceeded'? Learn which of four timeout layers is really at fault and how to fix it.

PayPal IPN silently failing in WooCommerce? Here's why orders stay unpaid despite successful payment, and exactly how to diagnose and fix IPN delivery.

WooCommerce order stuck on 'Pending payment' after a successful Razorpay charge? Here's why the webhook silently fails and exactly how to fix it fast.

AutoSSL or Certbot can't validate your domain? Learn why .well-known/acme-challenge gets blocked and how to fix it on cPanel, Nginx, and Apache.

PHP throwing 'headers already sent'? Learn the real causes -- BOM, stray whitespace, early output -- and how to fix it for good in WordPress or cPanel.

Favicon stuck showing an old or blank icon in WordPress? Learn the real causes: browser cache, CDN, and Site Icon conflicts, and fix each one step by step.

Site suddenly showing 'Deprecated:' or 'Warning:' text above your header after a PHP upgrade? Here's why it happens and how to fix it properly in cPanel.

Getting an SSL warning for mail.yourdomain.com in Outlook or Thunderbird? Learn why the certificate name mismatch happens in cPanel and how to fix it for good.