Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Git Detached HEAD vs Attached HEAD: What It Means and How to Fix

If you've seen the message "You are in 'detached HEAD' state" while using Git...

Fix 'Python Is Not Recognized as an Internal or External Command'

When you type python in the Command Prompt and see 'python is not recognized...

Fix Chrome Certificate Error: Invalid Authority & Date/Time Issue
You're browsing in Chrome and see a full-page warning: Your connection is not private...

Fix VSCode Source Control Not Detecting Changes
You're working in Visual Studio Code, you edit a file, but the Source Control view shows no c...

Fix Docker Pull Access Denied Due to Token Expiration
You try to pull an image from a private registry and get access denied or toke...

How to Manually Remove a Stuck Git index.lock File If Git operations suddenly fail with an error like fatal: Unable to create 'path/.git/i...

Issue queue Sitemap Troubleshooting Cloudflare 522 Timeout After Migration Fix Chrome ERR_CONNECTION_RESET After Router Reboot pnpm ERR! Cannot Find Module – Troubleshooting Guide Resolving Python Dependency Hell How to Fix Git Merge Conflict Permission Denied Errors Troubleshooting Nginx Syntax Error on Config Test Resolve VS Code Source Control Not Detecting Edits VS Code Permission Denied Error Windows 11 Fix Resolve Windows Explorer Restart Loop on Windows 10/11 How to Troubleshoot Cloudflare Origin Certificates Git Error: Index Lock File Exists – How to Fix Git Unrelated Histories Error – Quick Fix Guide Desk note Troubleshooting paths Home Windows FixesmacOS HelpBrowser IssuesOffice ToolsDeveloper ToolsCloud SoftwareSecurity ToolsBackup RecoveryNetwork ToolsDatabase ToolsAI ToolsProductivity AppsCLI ErrorsDocker KubernetesEmail ClientsFile Utilities