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 Error Code 13
You open a file or run a task in VS Code and see Error: EACCES: permission denied, open ...
Fix Windows Search Index Exclude Folder Not Working
If you've added a folder to the exclusion list in Windows Search indexing options but files f...
Fixing VS Code 'Permission Denied' Errors on All Files
If VS Code shows 'permission denied' for every file you try to open or edit, the problem ...
Fix VS Code Terminal Not Opening with Conda Environment
You open VS Code, try to launch the integrated terminal, and nothing happens—or the terminal open...
Resolving Git Merge Conflicts Between Two Branches
You try to merge branch A into branch B, but Git reports a merge conflict. This is common when bo...
Issue queue
SitemapWindows 11 No Internet on WiFi – Other Devices Work
How to Generate package.json with npm init
Windows Defender Disabled by Malware: Recovery Steps
VS Code Source Control Not Detecting Changes Permission Denied Fix
Troubleshooting VSCode Source Control Detection
How to Fix Docker Build Context Canceled Error
Fix Chrome Memory Spikes When Watching Videos
Troubleshooting Remote Desktop Connection Errors
How to Add Python 3.10 to PATH on Windows 10
How to Fix Git Authentication Failed in VSCode with SSH
Docker Compose: Fix 'Port Already in Use on Host' Error
Understanding Git's Detached HEAD State
How to Generate package.json with npm init
Windows Defender Disabled by Malware: Recovery Steps
VS Code Source Control Not Detecting Changes Permission Denied Fix
Troubleshooting VSCode Source Control Detection
How to Fix Docker Build Context Canceled Error
Fix Chrome Memory Spikes When Watching Videos
Troubleshooting Remote Desktop Connection Errors
How to Add Python 3.10 to PATH on Windows 10
How to Fix Git Authentication Failed in VSCode with SSH
Docker Compose: Fix 'Port Already in Use on Host' Error
Understanding Git's Detached HEAD State