Fix Nginx Upstream Connection Refused in Proxy Pass
When Nginx returns a 502 Bad Gateway or logs upstream connection refused
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Fix Docker Desktop Engine Stopped Error Code 0
If Docker Desktop shows "Engine Stopped" with error code 0, the application thinks the Do...
Fix err_name_not_resolved Caused by Chrome Extensions
If you see err_name_not_resolved in Chrome, a misbehaving or conflicting extension c...
Fix Docker Nginx 502 Bad Gateway Upstream Error
When running Nginx as a reverse proxy in Docker, a 502 Bad Gateway error with 'upstream' ...
Chrome Extensions Not Loading? Reset Chrome to Fix
You open Chrome, click the extensions icon, and nothing happens. Or extensions are grayed out, mi...
Fix 'Cannot Be Loaded Because Running Scripts Is Disabled' in VS Code PowerShell
When you open the PowerShell terminal in VS Code and see the error “cannot be loaded because ...
Topic paths
Quick titles
Windows Taskbar Icons Missing? Try These StepsResolve Docker Compose Port Conflict on WindowsHow to Stop Windows Explorer from RestartingVS Code Git Lock File Error FixCombine Two Git Repositories SafelyHow to Debug Docker Compose Environment VariablesFixing the 'remote origin already exists' Error for GitLabHow to Fix Windows Update Error 0x80070005