Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

How to Fix Git index.lock File Exists Error on Mac

If you're working with Git on a Mac and see the error fatal: Unable to create '/pat...

Checklist for Nginx Configuration Test Failure
When you run nginx -t and get a failure, the server won't reload or restart. Thi...

Fix VSCode Terminal Permission Denied in Python venv
If you see bash: /path/to/venv/bin/activate: Permission denied when trying to activa...

Windows 11 Installation Assistant Stuck at 99% Disk Space
You’re running the Windows 11 Installation Assistant, it gets to 99%, and then sits there. The pr...

Fix Windows Defender Real-Time Protection Stuck on Turning Off
You open Windows Security, go to Virus & threat protection, and see Real-time protection stuc...

Fix Nginx 502 Bad Gateway on Docker Ubuntu
You're running Nginx as a reverse proxy inside Docker on Ubuntu, and suddenly you see


    Issue queue
Sitemap
Fix 'Git Remote Origin Already Exists' in VS Code
Rust IntelliSense Not Working in VSCode
Python Large File Memory Error: Practical Workarounds
How to Resolve Cloudflare 522 on a New Server
npm run build Error After Install: Solutions
Resolve 'Permission Denied' in Visual Studio Code
Fix npm Run Build Out of Memory Errors
Windows 11 Update Stuck at 0%: How to Fix
Fix Git Clone Connection Timed Out on Windows 10
Nginx Upstream Connection Refused Error Fix
Fix Missing or Broken Taskbar Icons in Windows 11
Troubleshooting VSCode Debugger for TypeScript
Desk note

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