Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Why npm Says 'package.json Not Found' and How to Fix It

You run npm install or npm start and get npm ERR! package.json no...

Fix VS Code Git Authentication Failed for GitLab
If you see "Git authentication failed" in VS Code when pushing or pulling from a GitLab r...

Fix NET::ERR_CERT_AUTHORITY_INVALID on Windows 10
You're browsing in Chrome or Edge and see NET::ERR_CERT_AUTHORITY_INVALID. T...

Fix Chrome Black Screen During Videos: Hardware Acceleration
If you're watching a video in Chrome and the screen goes black (but audio continues), hardwar...

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 Git 'index.lock file exists' Error
When you see the error fatal: Unable to create 'path/.git/index.lock': File exists....


    Issue queue
Sitemap
Safe Docker Desktop Engine Reinstall Guide
How to Change Git Remote Origin When It Already Exists
Nginx Socket Permission Denied Fix
Cloudflare DNS Propagation Checker Guide
Chrome DNS Error in Safe Mode: Fix Guide
Fix npm install Permission Denied on Linux
Fixing the 'remote origin already exists' Error for GitLab
How to Restore Windows 11 Taskbar Icons
Troubleshooting Docker Pull Credential Errors
How to Fix nginx upstream connection refused on localhost
How to Manually Remove a Stuck Git index.lock File
How to Fix Windows 11 Update Hanging at 0%
Desk note

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