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

Fix 'err tunnel connection failed' on Chrome for Android

You open Chrome on your Android phone and instead of loading a page, you see 'err tunnel connecti...

Fix VSCode Extension Host Terminated Error Code 0

What does this error mean?

When you see 'Extension host terminated unexpectedly with erro...

How to Fix Microsoft Teams File Locked Error

When working in Microsoft Teams, you might see a message that a file is locked or in use. This us...

How to Fix kubectl Pod CrashLoopBackOff Error

When you run kubectl get pods and see a pod stuck in CrashLoopBackOff, ...

How to Enable UFW for a Specific IP Address

You have a Linux server with UFW (Uncomplicated Firewall) enabled, and you need to allow or block...

Fix Remote Desktop 504 Timeout with Network Load Balancer

When you use Remote Desktop Gateway (RD Gateway) behind a network load balancer, a 504 Gateway Ti...