Git Push Rejected Non Fast Forward: Troubleshooting Checklist
If you see ! [rejected] main -> main (non-fast-forward) when running
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 Terminal Not Working After Update
After a VS Code update, the integrated terminal may fail to start, show a blank window, or displa...
Chrome Extensions Not Loading: Common Causes and Fixes
You open Chrome and notice your extensions are missing from the toolbar, or they appear greyed ou...
How to Fix Git Detached HEAD and Checkout a Branch
You're working in a Git repository, make some commits, and then realize you're in a '...
How to Fix Cloudflare 522 Errors: Connection Timeout Guide
You're trying to load your site and see Error 522: Connection Timed Out. Thi...
Fix Cloudflare SSL Full Strict Permission Denied Error
If you're using Cloudflare's SSL/TLS encryption mode set to Full (strict) and suddenly se...
Issue queue
SitemapHow to Fix Windows Update Service Not Running
Why npm Says 'package.json Not Found' and How to Fix It
How to Fix Error 0x80070002 in Windows Update
Fix Chrome Sync After Cache Clear
How to Fix npm install Permission Denied with nvm
Remove Large Files from Git History
Fix npm ENOWENT Package.json Not Found on Mac
Fix Chrome Not Responding on Startup – Practical Steps
Git Push Error: Non-Fast-Forward Fix Guide
Resolving pip's Externally Managed Environment Error on Linux
New Domain Cloudflare DNS Not Resolving
How to Fix Chrome Extensions That Won't Load
Why npm Says 'package.json Not Found' and How to Fix It
How to Fix Error 0x80070002 in Windows Update
Fix Chrome Sync After Cache Clear
How to Fix npm install Permission Denied with nvm
Remove Large Files from Git History
Fix npm ENOWENT Package.json Not Found on Mac
Fix Chrome Not Responding on Startup – Practical Steps
Git Push Error: Non-Fast-Forward Fix Guide
Resolving pip's Externally Managed Environment Error on Linux
New Domain Cloudflare DNS Not Resolving
How to Fix Chrome Extensions That Won't Load