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 Authentication Failed in VS Code

You're in VS Code, push or pull fails with "Authentication failed"—this is common and...

How to Fix Git Detached HEAD in IntelliJ IDEA

If you see a message like “You are in ‘detached HEAD’ state” in IntelliJ IDEA, it means your work...

Fix Docker Compose Port Already Allocated for PostgreSQL

You run docker-compose up and see an error like "Error starting userland pro...

Fix VS Code Terminal Not Opening Due to Settings
You click the terminal panel icon in VS Code, but nothing happens. The panel doesn't slide up...

Git index.lock File Exists: Quick Fix Checklist
You try to run a Git command and see fatal: Unable to create 'path/.git/index.lock'...

Prevent Git Index Lock File Creation: Practical Fixes If you see fatal: Unable to create 'path/to/.git/index.lock': File exists., ...

Issue queue Sitemap Resolve ERR_CONNECTION_RESET in Chrome After Update How to Fix WiFi Connected but No Internet on Windows 11 How to Find and Fix Node.js Memory Leaks How to Fix Docker Compose Bind Error Fix No Internet After Network Reset Windows 11 How to Restore Wildcard Subdomains After SSL Change How to Manually Remove a Stuck Git index.lock File Permission Denied Error with pip install --user Fix VSCode Permission Denied Extension Errors VS Code WSL Terminal Not Opening Fix Troubleshooting TypeScript Errors in npm run build How to Resolve Error 0x80070005 in Windows Update Desk note Troubleshooting paths Home Windows FixesmacOS HelpBrowser IssuesOffice ToolsDeveloper ToolsCloud SoftwareSecurity ToolsBackup RecoveryNetwork ToolsDatabase ToolsAI ToolsProductivity AppsCLI ErrorsDocker KubernetesEmail ClientsFile Utilities