Docker Nginx 502 Bad Gateway: Memory Limit Fix
You're running Nginx in Docker as a reverse proxy, and suddenly you see 502 Bad Gateway error...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesHow to Fix Git Merge Conflict Error Code 128
When you run git merge and get error: merge conflict followed by ...
Fix Windows 11 Blue Screen After Update with Recovery Environment
If you're seeing a blue screen after a Windows 11 update and can't boot normally, the Win...
Chrome Extensions Not Loading? Try Disabling Antivirus Temporarily
You open Chrome, head to your extensions, and nothing loads—or newly installed ones disappear. On...
Docker Compose ENV Not Passed to Entrypoint: Fix
You define an environment variable in your docker-compose.yml, but when the containe...
Fixing Nginx 502 Bad Gateway in Docker Networks
You have an Nginx container proxying requests to another container (like a PHP-FPM or Node app), ...
Issue queue
SitemapWindows 11 Wi-Fi Connected but No Internet: Step-by-Step Fix
How to Fix 'Unable to Get Local Issuer Certificate' in Git
Docker Image Pull Denied: Fix Access to Repository
Fix Windows Update Error 0x800f081f
Windows 11 Bluetooth Not Working Service Guide
Troubleshooting Docker Login Access Denied
How to Resolve Docker Volume Permission Denied on Linux
Error 0x80070080002 Windows Update: Step-by-Step Fix
How to Fix Python Not Recognized in Windows 7
VS Code Python Venv Activation Guide
Fix Chrome Sync Not Working with Family Link
Fix Windows Update Error 0x80070002 by Resetting SoftwareDistribution Folder
How to Fix 'Unable to Get Local Issuer Certificate' in Git
Docker Image Pull Denied: Fix Access to Repository
Fix Windows Update Error 0x800f081f
Windows 11 Bluetooth Not Working Service Guide
Troubleshooting Docker Login Access Denied
How to Resolve Docker Volume Permission Denied on Linux
Error 0x80070080002 Windows Update: Step-by-Step Fix
How to Fix Python Not Recognized in Windows 7
VS Code Python Venv Activation Guide
Fix Chrome Sync Not Working with Family Link
Fix Windows Update Error 0x80070002 by Resetting SoftwareDistribution Folder