Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

DNS Probe Finished NXDOMAIN: Troubleshooting Checklist

Seeing "DNS_PROBE_FINISHED_NXDOMAIN" in Chrome means the browser couldn't find the IP...

Fix VS Code Git Authentication Failed After Update

After updating Visual Studio Code, you may see an error like "Git: Authentication failed"...

Fix Windows Security App Access Denied Error

When you open Windows Security (formerly Windows Defender Security Center) and see an 'Access...

Fix Chrome Sync Not Working Due to Proxy Settings

When Chrome sync stops working, a misconfigured proxy is a common culprit. You might see errors l...

Docker Compose Environment Variable Not Working: Fixes

You define a variable in a .env file or directly in docker-compose.yml, but your container sees n...

Fix 'Permission Denied' When Running pip install --user

If you see Permission denied when running pip install --user somepackage


    Issue queue
Sitemap
Nginx Redirect Loop After SSL: Fix Guide
Docker Desktop Engine Stopped: Antivirus Interference Fix
Git Detached HEAD Recovery Guide
Update Git SSL Certificates to Fix 'unable to get local issuer'
Troubleshooting Node.js Heap Out of Memory with PM2
Fix Windows Explorer Restarting After Update
Resolve Nginx Syntax Check Failure in Ubuntu
Python Dependency Conflict Troubleshooting Guide
Fix 'sass not found' in Node Sass Builds
Troubleshoot Cloudflare Origin Certificate Mismatch
Cloudflare Wildcard Subdomain Not Resolving? Try These Fixes
Cloudflare DNS Propagation Tips
Desk note

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