Fix Nginx Upstream Connection Refused in Proxy Pass
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 notesHow to Fix Chrome Status Access Violation Error
If you see a Chrome error that says "STATUS_ACCESS_VIOLATION" and the tab crashes, it mea...
Resolving Python Dependency Conflicts with Poetry Lock File
You're working on a Python project managed by Poetry, and after adding or updating a dependen...
Fix Git Push Rejected Non Fast Forward Force
You try to push your local commits to a remote repository and get an error like ! [rejected...
Python Requests Timeout Not Waiting: Fixes and Checks
You set a timeout in Python's requests library, but the call either hangs foreve...
How to Fix Windows Update Service Disabled
If your Windows Update service is disabled, you'll likely see error messages like "Window...
Issue queue
SitemapFixing Nginx Upstream Connection Refused and Permission Denied
Fix WiFi Connected But No Internet on Windows 11 with IPConfig
Fixing Python Memory Errors When Reading Large Files Line by Line
Resolve Git Non Fast-Forward Push Rejection
How to Use Git LFS in Your Repository
Stop Firefox Secure Connection Failed When Using VPN
Troubleshooting node-sass Build Errors on macOS
Fix VSCode Breakpoints Not Hitting
How to Fix Breakpoints Not Working in Jest with VS Code
How to Rebuild Windows Search Index
Resolve Docker Network Not Found Error
Docker Compose Env File Not Being Read: Fixes
Fix WiFi Connected But No Internet on Windows 11 with IPConfig
Fixing Python Memory Errors When Reading Large Files Line by Line
Resolve Git Non Fast-Forward Push Rejection
How to Use Git LFS in Your Repository
Stop Firefox Secure Connection Failed When Using VPN
Troubleshooting node-sass Build Errors on macOS
Fix VSCode Breakpoints Not Hitting
How to Fix Breakpoints Not Working in Jest with VS Code
How to Rebuild Windows Search Index
Resolve Docker Network Not Found Error
Docker Compose Env File Not Being Read: Fixes