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 Chrome Hardware Acceleration Black Screen in Windows 11
If Chrome shows a black screen on Windows 11, especially after an update or when playing video, h...

Fix Git 'index.lock' File Exists Error in IntelliJ
If you see an error like fatal: Unable to create 'project/.git/index.lock': File ex...

How to Restore Missing Windows Taskbar Icons
You open Windows and notice some taskbar icons are gone—maybe the volume, network, or battery ico...

Fix Git Push Rejected Non Fast Forward Branch Error
If you see ! [rejected] and non-fast-forward when running git pus...

How to Enable Windows Defender Real-Time Protection via Command Line
If you need to turn on Windows Defender real-time protection but can't access the Settings ap...


    Issue queue
Sitemap
Chrome Extensions Not Working on Mac? Fix Guide
Docker Container Stops Right After Starting: Entrypoint Fix
Fix Windows Defender Real-Time Protection Stuck Off in Windows 11
Resolve npm Build Errors After Pulling Code
How to Bypass pip Externally Managed Error on Debian 12
VM Engine Stopped in Docker Desktop – Fix Guide
How to Manually Remove a Stuck Git index.lock File
Cloudflare 521 Error: SSL Fix Guide
How to Turn Windows Defender Real-Time Protection Back On
Resolve Permission Denied During Git Merge
Network Issues Causing Windows 11 Assistant to Hang at 99%
Fix Docker Compose Environment Variable Not Set on Build
Desk note

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