Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Fix Windows Defender Error 0x800704ec: Real-Time Protection

If you see error code 0x800704ec when turning on Windows Defender real-time protection, the servi...

Fix Nginx Upstream Connection Refused in Proxy Pass

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

DNS Probe Finished NXDOMAIN: Troubleshooting Checklist
Seeing "DNS_PROBE_FINISHED_NXDOMAIN" in Chrome means the browser couldn't find the IP...

How to Fix Windows Update Error 0x80070002 with a Clean Boot
If you see error 0x80070002 when running Windows Update, it usually means a file or resource that...

Fix VS Code IntelliSense Not Working After Update
After a VS Code update, IntelliSense may stop working—no suggestions, missing completions, or slo...

Fix VS Code Source Control Not Detecting Changes on Ubuntu
If you're using VS Code on Ubuntu and the Source Control panel shows no changes even after ed...


    Issue queue
Sitemap
Docker Pull Access Denied Mac M1 Troubleshooting
DNS Probe Finished NXDOMAIN on Mac: How to Fix
Fix VS Code IntelliSense Not Working in Remote SSH
Fix 'externally-managed-environment' in pip
Stop Antivirus from Causing Chrome Connection Reset Errors
How to Handle Git Merge Conflicts When Pulling
Fix 'Externally Managed Environment' Error on Linux
How to Resolve npm Permission Denied in VS Code
Git Pull Refusing to Merge Unrelated Histories Fix
Chrome Proxy Settings Causing ERR_NAME_NOT_RESOLVED
Cloudflare Origin Certificate Permission Denied: How to Fix
Chrome Extensions Not Loading? Fix It Fast
Desk note

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