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

Fix PuTTY Connection Refused After Server Restart

You restart your server, open PuTTY, and see "Connection refused". This is a com...

Fix Command Prompt pip Install Permission Denied Error

Fix Outlook Port Already Allocated Error from Antivirus

If you see an error like "The connection to Microsoft Exchange is unavailable. Outlook is using p...

Fix OneDrive 504 Gateway Timeout: Setup Guide

When setting up OneDrive, a 504 Gateway Timeout error usually means the client can't reach Micros...

Fixing OneDrive API Rate Limit Errors: A Practical Guide

You're building an app or script that calls the OneDrive API, and suddenly you start getting HTTP...

Fix Outlook Permission Denied Errors on Ubuntu

If you see 'Permission denied' when trying to run Microsoft Outlook on Ubuntu (for example throug...