How to Resolve Port Conflicts Using Command Prompt
If you see an error like "port already in use" or "address already in use" when starting a server...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesHow to Fix PuTTY SSH Connection Refused Error
You open PuTTY, enter your server's IP and port, click Open, and get "Connection refused"...
Locate PowerShell Log Files on Windows 10/11
When something goes wrong with a PowerShell script or command, the first step is often checking t...
Fix Windows Activation File Locked Permission Denied
You're trying to activate Windows and see an error like 'file locked' or 'permission denied'. Thi...
Fix Access Denied After Windows Hardware Change
After replacing a motherboard, CPU, or other major hardware, Windows may show an 'access denied' ...
How to Fix Nginx 404 Not Found with try_files Directive
You've set up your Nginx server block, but visiting your site returns a 404 Not Found error. The ...
Issue queue
Sitemap7-Zip Cannot Open File as Archive Fix
Troubleshoot Outlook SSL Certificate Error
How to Fix OneDrive Not Signing In Error
Port Already Allocated Permission Denied Windows Fix
Elevated Command Prompt Windows 11 Guide
OneDrive Sync Permission Denied Fix
Resolving Remote Desktop Dependency Conflict Errors
Fix Remote Desktop Connection Timeout
Fix Microsoft Store Error 0x80073cf3: Step-by-Step Guide
Troubleshooting GitLab Runner Pending Loop
Pre-Migration Checklist for Switching to Office 365
How to Fix Windows Terminal Stuck on Initializing
Troubleshoot Outlook SSL Certificate Error
How to Fix OneDrive Not Signing In Error
Port Already Allocated Permission Denied Windows Fix
Elevated Command Prompt Windows 11 Guide
OneDrive Sync Permission Denied Fix
Resolving Remote Desktop Dependency Conflict Errors
Fix Remote Desktop Connection Timeout
Fix Microsoft Store Error 0x80073cf3: Step-by-Step Guide
Troubleshooting GitLab Runner Pending Loop
Pre-Migration Checklist for Switching to Office 365
How to Fix Windows Terminal Stuck on Initializing