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

How to Fix GitLab Runner Stuck in Pending State

You push a commit, the pipeline starts, but the job sits in "pending" status indefinitely. This u...

Fix Windows Update Blank Screen with Bootable USB

After a Windows Update, some users encounter a blank screen—no login prompt, no cursor, just a bl...

Fix Windows Search 504 Gateway Timeout Error

You open Windows Search, type a query, and instead of results you see a 504 gateway timeout error...

Java JDK Not Recognized After Installation: Fixes and Checks

Windows Security Token Not Updating: Practical Fixes

You log into a network share or an app, but Windows keeps using an old security token. Permission...

How to Fix PostgreSQL Password Authentication Failed for User

You see psql: error: FATAL: password authentication failed for user "youruser" when ...