Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Fix VS Code Git Authentication Failed Keychain Error

If you see "Git authentication failed" in VS Code on macOS, the problem is often the macO...

How to Fix the Git index.lock File Exists Error

You're in the middle of a Git operation—commit, merge, or rebase—and Git stops with: fa...

Windows Defender Real-Time Protection Troubleshooting Checklist
If Windows Defender real-time protection fails to turn on or keeps turning off, you may see warni...

Fix 'Permission Denied' When Activating Python venv
When you try to activate a Python virtual environment with source venv/bin/activate ...

Windows Security App Not Opening on Windows 10: Fixes That Work
When you click the Windows Security icon in the Start menu or taskbar and nothing happens, it’s u...

Fix DNS Probe Finished NXDOMAIN Error on Mac
You're browsing on your Mac and suddenly a site won't load, showing the error DNS...


    Issue queue
Sitemap
Fix 'npm package json not found' Error When Using npx
VSCode Save Error Permission Denied Linux
How to Check Docker Disk Space Usage
Fix npm install Permission Denied on node_modules
Windows 11 WiFi Connected No Internet IPv4 Fix
SourceTree Detached HEAD: How to Fix It
Chrome ERR_CONNECTION_RESET: Extension Conflict Fix
Chrome Memory Cleanup: Built-in Tools Guide
Chrome Extensions Not Working? Fixes for Loading Issues
Chrome Status Access Violation Registry Fix Guide
Resolve Git Non-Fast-Forward Error When Pushing
Fix Nginx Configuration Test Failed Server Block
Desk note

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