Fix Nginx Upstream Connection Refused Socket Error
When Nginx returns a 502 Bad Gateway or logs upstream connection refused
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix VS Code Permission Denied When Saving Workspace
When you try to save a workspace file in Visual Studio Code and get a 'Permission denied'...
How to Fix npm ERR! enoent ENOENT: package.json Not Found
If you see npm ERR! enoent ENOENT: no such file or directory, open '.../package.json...
Fix Permission Denied When Running Script in VS Code Terminal
You try to run a script in the VS Code integrated terminal and see 'permission denied'. T...
Windows Defender Real-Time Protection Greyed Out: How to Fix
If you open Windows Security and see the real-time protection toggle greyed out, you can't tu...
Fix Nginx Upstream Connection Refused & Upstream Not Found
When you see upstream connection refused or upstream not found in your ...
Issue queue
SitemapTroubleshooting Cloudflare SSL Full Strict Errors
npm Install Permission Denied After Updating Node
How to Fix Windows Update Error 0x80070005
Fix SSL Certificate Authority Error in Google Chrome
Fix Python MemoryError with File Chunking
Understanding and Fixing Git Non Fast Forward Error
How to Fix 'Permission Denied' When Using pip in Docker
Troubleshooting Missing C++ IntelliSense in VS Code
Edge Sync Not Working with Family Safety Fix
Resolving 'Unable to Create index.lock' in Git
Fix Git 'fatal: refusing to merge unrelated histories' on GitHub
Fix Git Authentication Failed in VSCode
npm Install Permission Denied After Updating Node
How to Fix Windows Update Error 0x80070005
Fix SSL Certificate Authority Error in Google Chrome
Fix Python MemoryError with File Chunking
Understanding and Fixing Git Non Fast Forward Error
How to Fix 'Permission Denied' When Using pip in Docker
Troubleshooting Missing C++ IntelliSense in VS Code
Edge Sync Not Working with Family Safety Fix
Resolving 'Unable to Create index.lock' in Git
Fix Git 'fatal: refusing to merge unrelated histories' on GitHub
Fix Git Authentication Failed in VSCode