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

Fix Explorer.exe Keeps Restarting in Windows 10

If your File Explorer (explorer.exe) keeps restarting on Windows 10, you'll see the taskbar a...

How to Fix Nginx 'Upstream Connection Refused' Error

When Nginx returns a 502 Bad Gateway with upstream connection refused in the error l...

Docker Compose Environment Variable Not Updating? Fix It

How to Fix Docker Container Exits Immediately with Permission Denied

You start a Docker container, but it exits immediately. Running docker logs shows a ...

Fix Docker Volume Permission Denied in Containers

You start a container with a bind mount volume, and the application inside can't write to it....

DNS Probe Finished NXDOMAIN: Internet Connection but No Browsing Fix

You see the error 'DNS probe finished NXDOMAIN' on Chrome or other browsers, yet your int...