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

Fix net::ERR_CERT_AUTHORITY_INVALID on Chrome in Linux Terminal

When you see net::ERR_CERT_AUTHORITY_INVALID in Chrome on Linux, it usually means th...

Nginx Redirect Loop: Common Causes and Fixes

You set up a redirect in nginx, but now your browser shows 'redirect loop' or 'too ma...

Git Push Rejected Non Fast Forward: Troubleshooting Checklist

Fix Windows 11 Setup Stuck at 99%

You're installing Windows 11 and the progress bar hangs at 99% for a long time. This is a kno...

Fix npm run build Exit Code 1: Common Causes and Solutions

When you run npm run build and see "exit code 1", it means the build script ...

Why Windows Security App Keeps Crashing and How to Fix It

If the Windows Security app keeps crashing when you open it, you're not alone. This issue oft...