Software troubleshooting desk

Practical fixes for tool errors, setup blocks, and workflow issues.

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Fix 'Putty Connection Refused' Error on Localhost

When you try to connect to localhost with Putty and get 'connection refused', it usually means th...

Fix Microsoft Store Log File Not Opening

When you try to open a Microsoft Store log file (usually from %LOCALAPPDATA%\Microsoft\Wind...

Fix Apache Not Starting: Port 80 Already in Use
When Apache fails to start with the error (98)Address already in use: AH00072: make_sock: c...

Fix PowerShell DNS Error 0x8007274d: Practical Steps
When running PowerShell scripts that perform network operations, you may encounter error code

Fix Command Prompt Crashing After Run as Administrator
If Command Prompt opens and immediately closes or freezes when you run it as administrator, you'r...

Fix Windows Defender Real-Time Protection Permission Denied
You try to turn on real-time protection in Windows Security, but get a 'permission denied' messag...


    Issue queue
Sitemap
Fix Windows Update Invalid Configuration Error
Windows Update Proxy Error Checklist for IT Admins
BitLocker Backup Not Working on Windows 11: Fixes
Jupyter Notebook Token Expired: How to Fix
PowerShell Remoting Setup Checklist for Windows
How to Fix 'This Site Can't Be Reached' in Chrome
Troubleshoot OneDrive Sync Pending Forever
Fix 'Profile Could Not Be Opened' in Chrome
How to Fix Task Scheduler Not Running on Ubuntu
Fix Windows Search Not Showing Results in Safe Mode
BitLocker Verbose Logging: Step-by-Step Setup Guide
Windows Activation Guide for Fresh Install
Desk note

    Troubleshooting paths
Home
Windows FixesmacOS HelpBrowser IssuesOffice ToolsDeveloper ToolsCloud SoftwareSecurity ToolsBackup RecoveryNetwork ToolsDatabase ToolsAI ToolsProductivity AppsCLI ErrorsDocker KubernetesEmail ClientsFile Utilities