Guides from the NOC

WooCommerce shows 'Refunded' but the customer's card never gets the money? Here's why gateway refunds fail silently and exactly how to fix and prevent it.

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.

AI bots like GPTBot, ClaudeBot, and Bytespider spiking your server load or bandwidth? Learn how to block them via robots.txt, .htaccess, or Cloudflare.

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.

Getting a 408 Request Timeout during an upload or form submit? See why the client-side timeout trips in Nginx, Apache & Cloudflare, and how to fix it.

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.

WordPress plugin updates or API calls failing with cURL error 60? Fix the outdated CA bundle causing 'unable to get local issuer certificate' for good.

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.

WooCommerce REST API returning 401 Unauthorized and breaking your Zapier or inventory sync? Learn the real causes and how to fix API key auth for good.

WooCommerce subscription renewals stuck, failing, or not charging customers? Learn the real causes-from WP-Cron to missing tokens-and how to fix each one.

Getting 'Deadlock found when trying to get lock' in MySQL on WooCommerce or WordPress? Learn why it happens and how to fix and prevent it for good.

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.

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 Stripe payments failing at 3D Secure authentication? Here is exactly why SCA checkout breaks and how to fix each cause, step by step.

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.

Getting a 422 Unprocessable Entity error on WordPress, WooCommerce, or your API? Learn exactly what causes it and how to diagnose and fix it fast.

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

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.

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.

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.