Fixing Nginx 502 Bad Gateway in Docker: Practical Steps
You set up Nginx as a reverse proxy in Docker, but instead of your app you see a 502 Bad Gateway....
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesConfigure Git HTTP Timeout to Avoid Clone Failures
If your Git clone or fetch operations time out with errors like fatal: unable to access ...
Chrome Sync Not Working After Disabling Extensions: Fixes
You disabled some Chrome extensions to troubleshoot a problem, and now sync has stopped working –...
How to Fix Windows Update Service Not Running in Windows 10
If Windows Update isn't working and you see an error like "Windows Update service is not ...
Resolving Python Dependency Conflicts with Poetry Lock File
You're working on a Python project managed by Poetry, and after adding or updating a dependen...
Python Virtual Environment Not Activating After Install: Fixes
You installed a Python virtual environment with python -m venv myenv, but when you t...
Issue queue
SitemapHow to Solve Git Remote Origin Already Exists
Chrome Sync Not Working on Windows 10: Quick Fixes
Nginx Config Test Failures: Top Causes
Remote Desktop Can't Connect to This Computer: Troubleshooting
Troubleshoot Nginx Upstream Connection Refused
Fix Missing Taskbar Icons in Windows Notification Area
How to Fix Windows Search Indexing Not Working
Docker Desktop Firewall Block: Engine Stopped Troubleshooting
Troubleshooting Explorer Crashes After New Program Installation
How to Clean Boot for Windows 11 Upgrade Stuck
npm run build Failed: Troubleshooting Checklist
Docker Container Stops Immediately on Mac: How to Fix
Chrome Sync Not Working on Windows 10: Quick Fixes
Nginx Config Test Failures: Top Causes
Remote Desktop Can't Connect to This Computer: Troubleshooting
Troubleshoot Nginx Upstream Connection Refused
Fix Missing Taskbar Icons in Windows Notification Area
How to Fix Windows Search Indexing Not Working
Docker Desktop Firewall Block: Engine Stopped Troubleshooting
Troubleshooting Explorer Crashes After New Program Installation
How to Clean Boot for Windows 11 Upgrade Stuck
npm run build Failed: Troubleshooting Checklist
Docker Container Stops Immediately on Mac: How to Fix