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

How to Fix PostgreSQL Connection Refused Error

When you see "connection refused" while trying to connect to PostgreSQL, it usually means the cli...

Python Module Not Found Despite pip list Showing It

You run pip list and see the module is installed, but when you try to import it in P...

How to Fix OneDrive 'File Locked' or 'Permission Denied' Errors

When you see "File locked" or "Permission denied" in OneDrive, it usually means another process h...

How to Fix PowerShell Token Expired in Pipeline

When running PowerShell scripts in a CI/CD pipeline (Azure DevOps, GitHub Actions, Jenkins), you ...

How to Fix Outlook 404 Not Found Error

When you see a 404 Not Found error in Outlook, it usually means the program can't locate a resour...

Fix Yarn Install Network Timeout on Windows