Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Nginx Upstream Connection Refused: Diagnosis and Fixes

When Nginx returns a 502 Bad Gateway or logs "upstream connection refused", it means Ngin...

Python Command Not Found in CMD but Works in Anaconda

You open Command Prompt, type python, and get 'python' is not recogniz...

Fix Cloudflare Wildcard Subdomain Page Rule Not Working
You set up a wildcard subdomain page rule in Cloudflare—like * .example.com/*—but it...

Chrome Status Access Violation: Fixing Extension Conflicts
If you see a 'STATUS_ACCESS_VIOLATION' error in Chrome, often accompanied by a crash or a...

VS Code Source Control Not Detecting Changes: Disable Git Fix
If VS Code stops showing file changes in the Source Control panel, Git integration may be stuck o...

How to Fix Nginx Redirect Loop 302 Errors
You're seeing a 302 redirect loop in Nginx — the browser keeps bouncing between URLs until it...


    Issue queue
Sitemap
Chrome Hardware Acceleration Black Screen: Step-by-Step Fix
Fix Chrome Extensions Not Loading with a Reset
How to Resolve Certificate Authority Invalid in Chrome
Resolve Python Dependency Conflicts
Fix VSCode IntelliSense Not Working for Rust
Cloudflare 521 Error: Port 443 Blocked Fixes
Troubleshoot Windows Security App Launch Failure
Fix Git Clone Timeout on macOS: Step-by-Step Guide
Fix Chrome Status Access Violation Error on Windows 10
Docker Disk Full: Build Failure Troubleshooting
Python Requests: Connection Timeout vs Read Timeout
Fix 'python' Command Not Found on Windows 10 with Python 3.10
Desk note

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