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

Fix pnpm ERR! Cannot Find Module – Practical Steps

Fix Firefox Secure Connection Failed Due to Proxy Settings

If you see "Secure Connection Failed" in Firefox and suspect a proxy is involved, you'...

Docker Container Exits Immediately with Volume Mount – Fixes

You start a Docker container with a volume mount, and it exits immediately – no error, or just a ...

How to Create a Docker Network If Not Found

When you run a Docker container and get an error like network not found, it means th...

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...

Chrome Startup Crash with No Error Message: Fixes That Work

Chrome crashes on startup with no error message—just a sudden close or a frozen window. This ofte...