Fixing Nginx Upstream Connection Refused on Port 443
You see "upstream connection refused" in your Nginx error log when proxying requests to p...
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 Breakpoint Not Hit in Docker Container
You set a breakpoint in VS Code, run your app inside a Docker container, and the breakpoint is ne...
Fix 'Permission Denied' Error When Using pip Install on Linux
When you run pip install somepackage on Linux and see Permission denied...
Fix Node Sass Build Failed GYP Error: Step-by-Step Guide
When you see "node sass build failed" with a "gyp error" during npm install, it u...
How to Fix Git Merge Conflicts When Pulling from Remote
When you run git pull and see a merge conflict, it means your local changes and the ...
VSCode Debugger Breakpoints Not Hit After Update: Fixes
After a recent VSCode update, you might find that breakpoints are set but never hit. The debugger...
Issue queue
SitemapHow to Resolve npm Build Out of Memory
Nginx Upstream Connection Refused: Quick Fix
Resolving Git's Unrelated Histories Error
Fix VS Code Source Control Not Detecting Changes in Subfolder
Taskbar Icons Disappeared After Uninstall – Quick Fixes
Fix WiFi Connected But No Internet on Windows 11 with IPConfig
Docker Disk Full: Cleanup Steps and Fixes
How to Fix ERR_NAME_NOT_RESOLVED Error
How to Solve pip Permission Denied on Linux and macOS
VSCode Git Auth Failed Bitbucket Fix
How to Resolve Chrome Safe Mode Access Violation
How to Handle UnicodeDecodeError in Python
Nginx Upstream Connection Refused: Quick Fix
Resolving Git's Unrelated Histories Error
Fix VS Code Source Control Not Detecting Changes in Subfolder
Taskbar Icons Disappeared After Uninstall – Quick Fixes
Fix WiFi Connected But No Internet on Windows 11 with IPConfig
Docker Disk Full: Cleanup Steps and Fixes
How to Fix ERR_NAME_NOT_RESOLVED Error
How to Solve pip Permission Denied on Linux and macOS
VSCode Git Auth Failed Bitbucket Fix
How to Resolve Chrome Safe Mode Access Violation
How to Handle UnicodeDecodeError in Python