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 notesBluetooth Not Working After Windows 11 Update? Try These Fixes
After a Windows 11 update, you might find Bluetooth missing, devices not pairing, or intermittent...
Fix Nginx 502 Bad Gateway: Upstream Connection Refused
If you're seeing a 502 Bad Gateway error with "upstream connection refused" in your N...
Fix Windows 11 Installation Assistant Stuck at 99%
You're running the Windows 11 Installation Assistant, it reaches 99%, and then nothing happen...
Docker Network Not Found After Container Restart: Fixes
You restart a Docker container and get an error like network <name> not found....
Chrome Startup Crash Due to Sandboxing: How to Fix
You open Chrome, it starts to load, then crashes before the window fully appears. This can happen...
Issue queue
SitemapGit Clone Connection Timed Out on Windows 10 Fix
How to Use IPConfig Release and Renew on Windows 11
Stop Chrome from Using Too Much Memory
How to Fix Docker Image Pull Access Denied Error
Fix Explorer Restart Loop by Disabling Shell Extensions
Fix Nginx Upstream Connection Refused Error
How to Use Git LFS Track for Large Files
DISM Restore Health Fails: Windows Update Service Not Running Fix
Fix Chrome Extensions Not Loading with a Reset
Clear Chrome Certificate Cache to Fix NET::ERR_CERT_AUTHORITY_INVALID
Resolve Remote Desktop Connection Failed 0x204
Fix VS Code Git Not Detecting Changes After .gitignore Update
How to Use IPConfig Release and Renew on Windows 11
Stop Chrome from Using Too Much Memory
How to Fix Docker Image Pull Access Denied Error
Fix Explorer Restart Loop by Disabling Shell Extensions
Fix Nginx Upstream Connection Refused Error
How to Use Git LFS Track for Large Files
DISM Restore Health Fails: Windows Update Service Not Running Fix
Fix Chrome Extensions Not Loading with a Reset
Clear Chrome Certificate Cache to Fix NET::ERR_CERT_AUTHORITY_INVALID
Resolve Remote Desktop Connection Failed 0x204
Fix VS Code Git Not Detecting Changes After .gitignore Update