Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Fix git index.lock File Exists Error on Windows

If you see fatal: Unable to create 'index.lock': File exists. when running G...

Fix VSCode Source Control Not Detecting Changes

You open the Source Control panel in Visual Studio Code, expecting to see your file changes, but ...

Fix Cloudflare Origin Certificate with Let's Encrypt

If your origin server is rejecting the Cloudflare origin certificate—perhaps because of a SAN mis...

Fix Nginx Upstream Connection Refused in Proxy Pass

When Nginx returns a 502 Bad Gateway or logs upstream connection refused

Fix err_name_not_resolved Caused by Chrome Extensions
If you see err_name_not_resolved in Chrome, a misbehaving or conflicting extension c...

Fix Bluetooth Device Not Detected on Windows 11
You try to pair a Bluetooth mouse, keyboard, or headphones, but Windows 11 doesn't see the de...


    Issue queue
Sitemap
Reset Chrome When Extensions Won't Load
Git Detached HEAD: How to Fix and Prevent
Fix ERR_CONNECTION_RESET in Chrome on Mac
Resolve Nginx 502 Bad Gateway in Docker WordPress
Cloudflare Full Strict SSL: Origin Server Fixes
How to Remove Chrome Status Access Violation Malware
Fix Windows Explorer Restarting with SFC Scannow
Fix Origin Server Errors for Wildcard Subdomains
How to Enable Breakpoints in VS Code
How to Repair a Corrupt Chrome Profile
Firefox Secure Connection Failed Fix with VPN
How to Fix Node Sass Build Failure After npm Cache Clean
Desk note

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