Fix Docker Nginx 502 Bad Gateway Upstream Error
When running Nginx as a reverse proxy in Docker, a 502 Bad Gateway error with 'upstream' ...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFixing 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....
Fix Docker Desktop Engine Stopped Hyper-V Error
You open Docker Desktop and see the engine stopped with a Hyper-V error. This often happens after...
VS Code Git Changes Not Detected After Save: Fixes
You save a file in VS Code, but the Source Control panel shows no changes. The file doesn't a...
How to Turn On Edge Sync on Mac: Step-by-Step Guide
If you use Microsoft Edge on multiple devices, syncing your data ensures your bookmarks, password...
VS Code Git Changes Not Detected After Clone: Fixes
You clone a repository, open it in VS Code, but the Source Control panel shows no changes—even th...
Issue queue
SitemapNET::ERR_CERT_AUTHORITY_INVALID in Incognito Mode: Troubleshooting
Fix Chrome Sync 'Sign In Again' Error
Python Pandas UnicodeDecodeError Fix
Persist Docker Networks Across Reboots
Resolve Docker Pull Access Denied Error
VSCode Source Control Not Showing Changes Fix
Edge Tabs Not Syncing? Try These Fixes
Troubleshoot ERR_CONNECTION_RESET in Chrome with VPN
Windows Security Not Opening? Step-by-Step Guide
Docker Out of Disk Space Solutions
Fix VS Code Breakpoint Not Hit in Remote Development
Git Detached HEAD: How to Checkout a Branch Safely
Fix Chrome Sync 'Sign In Again' Error
Python Pandas UnicodeDecodeError Fix
Persist Docker Networks Across Reboots
Resolve Docker Pull Access Denied Error
VSCode Source Control Not Showing Changes Fix
Edge Tabs Not Syncing? Try These Fixes
Troubleshoot ERR_CONNECTION_RESET in Chrome with VPN
Windows Security Not Opening? Step-by-Step Guide
Docker Out of Disk Space Solutions
Fix VS Code Breakpoint Not Hit in Remote Development
Git Detached HEAD: How to Checkout a Branch Safely