Git Push Rejected Non Fast Forward: How to Fix
You run git push and see: ! [rejected] main -> main (non-fast-forward)
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesWindows Security App Not Opening? Try These Steps
If the Windows Security app won't open, shows a blank screen, or crashes immediately, you'...
Fix Node Version Incompatibility When Installing Packages
You try to install an npm package and get an error like Unsupported engine or ...
Fix 'pnpm global install permission denied' on Linux
When running pnpm global install on Linux, you may see an error like EACCES: p...
Fix Wi-Fi No Internet on Windows 11 Without Restarting Router
You connect to Wi-Fi, the icon shows internet access, but browsers say no internet. Restarting th...
VS Code Source Control Not Detecting Changes on Mac: Fixes
You make edits in VS Code on your Mac, but the Source Control panel shows nothing. No files appea...
Issue queue
SitemapWindows Defender Real-Time Protection Won't Turn On – Fix Guide
Fixing Nginx Permission Denied Due to SELinux Context
Run VS Code Terminal as Admin on Windows
Resolving Python Dependency Conflicts in Docker Containers
Fix Node Version Incompatible with Dependencies
Fixing Node.js Heap Out of Memory on Windows
Docker Compose Entrypoint Missing Environment Variables
How to Stop Explorer Crashing in Safe Mode
Docker Disk Usage Check and Cleanup Guide
Fix Windows Defender Real-Time Protection Stuck Off in Windows 11
Docker Volume Permission Denied vs Bind Mount: Fix Guide
Reset Windows Security App Settings Guide
Fixing Nginx Permission Denied Due to SELinux Context
Run VS Code Terminal as Admin on Windows
Resolving Python Dependency Conflicts in Docker Containers
Fix Node Version Incompatible with Dependencies
Fixing Node.js Heap Out of Memory on Windows
Docker Compose Entrypoint Missing Environment Variables
How to Stop Explorer Crashing in Safe Mode
Docker Disk Usage Check and Cleanup Guide
Fix Windows Defender Real-Time Protection Stuck Off in Windows 11
Docker Volume Permission Denied vs Bind Mount: Fix Guide
Reset Windows Security App Settings Guide