Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Fix DNS Probe Finished NXDOMAIN Error on Mac

You're browsing on your Mac and suddenly a site won't load, showing the error DNS...

Fix npm run build Failed Due to Missing Dependencies
When you run npm run build and it fails with errors about missing dependencies, the ...

Fixing 'Command Not Found' in VS Code Terminal
You open the integrated terminal in VS Code, type a command you know is installed, and get ...

Fix Nginx 502 Bad Gateway with Docker and PHP-FPM You have a Docker setup with Nginx proxying to a PHP-FPM container, and you're getting a 502 ...

How to Fix Node.js Heap Out of Memory Error Code 134 You're running a Node.js application and it crashes with FATAL ERROR: CALL_AND_RETRY_LA...

Docker Compose Port Already Allocated: Checklist You run docker-compose up and get an error like Error starting userland proxy:...

Issue queue Sitemap Windows 11 WiFi No Internet After Network Reset Docker Build Fails: No Space Left on Device Fix Fix npm run Build Failures: Step-by-Step Checklist Remote Desktop Connection Failed – Port 3389 Blocked Resolve Git Fast-Forward Merge Error Python Virtual Env Activate Command Missing Fix Chrome Status Access Violation: Clean Install Guide Docker Compose .env Not Loading: How to Fix Python Requests Timeout: How to Catch and Fix Resolve Windows 11 Update Hang at 0% by Freeing Disk Space Stop Using sudo npm install: Permission Fixes for Linux Chrome Crash Fix: Turn Off Hardware Acceleration for Access Violation Desk note Troubleshooting paths Home Windows FixesmacOS HelpBrowser IssuesOffice ToolsDeveloper ToolsCloud SoftwareSecurity ToolsBackup RecoveryNetwork ToolsDatabase ToolsAI ToolsProductivity AppsCLI ErrorsDocker KubernetesEmail ClientsFile Utilities