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 notesWindows 11 Update Stuck at 0%: How to Fix with Troubleshooter
You click Check for updates, it sits at 0% for ages, and the progress bar doesn't budge. This...
Fix 'network not found' Error in Docker on Linux
When you see docker: Error response from daemon: network <name> not found on L...
Fix VS Code Breakpoint Condition Not Working
You set a conditional breakpoint in VS Code, but execution either stops every time or never stops...
How to Fix pnpm Install Stuck at Resolving Dependencies
When pnpm install hangs on "Resolving dependencies", the process may appear stuck for min...
Fix ERR_CONNECTION_RESET by Clearing Browser Cache
When you see the ERR_CONNECTION_RESET error in Chrome, it usually means the conn...
Issue queue
SitemapWindows 11 Installation Assistant Stuck at 99%: How to Reset and Finish
Fix npm Run Build Out of Memory Errors
Git SSL Problem: Unable to Get Local Issuer Certificate
Fix Ethernet Connected but No Internet on Windows 11
Windows 11 Installation Assistant 99% Stuck Fix
Git Pull Merge Conflict: Step-by-Step Fix
How to Fix Python Requests Timeout on Slow Connections
Windows Security App Broken After Update: Solutions
Troubleshooting 'port is already allocated' in Docker Compose
Docker Nginx 502 Bad Gateway: Connection Refused Fix
How to Fix Cloudflare 521 Connection Error
How to Stop Windows Search from Using Too Much CPU
Fix npm Run Build Out of Memory Errors
Git SSL Problem: Unable to Get Local Issuer Certificate
Fix Ethernet Connected but No Internet on Windows 11
Windows 11 Installation Assistant 99% Stuck Fix
Git Pull Merge Conflict: Step-by-Step Fix
How to Fix Python Requests Timeout on Slow Connections
Windows Security App Broken After Update: Solutions
Troubleshooting 'port is already allocated' in Docker Compose
Docker Nginx 502 Bad Gateway: Connection Refused Fix
How to Fix Cloudflare 521 Connection Error
How to Stop Windows Search from Using Too Much CPU