Knowledge base for software setup, errors, and daily tool work.

Fix Windows Update Error 0x80070005 by Taking Ownership

What Causes Error 0x80070005?

This error usually means Windows Update doesn't have pe...

Fix Chrome Status Access Violation in Safe Mode

If you see a 'status access violation' error in Chrome while in safe mode, it usually poi...

Fix Nginx Upstream Connection Refused Error

If you see upstream connection refused in your Nginx error logs, it means Nginx trie...

Fix Cloudflare 522 Error by Disabling Proxy Temporarily

If you see a Cloudflare 522 error, it means Cloudflare tried to reach your origin server but the ...

Fix DNS Probe Finished NXDOMAIN with VPN Issues

When you see 'DNS probe finished NXDOMAIN' in your browser while a VPN is active, it mean...

Fix Nginx 'upstream connection refused' When Talking to PHP-FPM

You're seeing upstream connection refused in your Nginx error log, and your site...