Git Push Rejected Non Fast Forward: Troubleshooting Checklist
If you see ! [rejected] main -> main (non-fast-forward) when running
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix 'pip externally managed environment' Error in Python 3.12
If you're using Python 3.12 on a modern Linux distribution (like Fedora 38+, Ubuntu 23.04+, o...
Fix Git Merge Conflicts When Stash Changes Are Involved
You're mid-merge, and Git tells you there's a conflict. But you also have stashed changes...
Fix npm ENOENT package.json Not Found Due to Wrong Directory
You run npm install or npm start and get an error like ENOENT: no...
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...
Fix 'Windows Cannot Access Shared Folder' Samba Error
You try to open a shared folder from a Linux Samba server on a Windows machine and get: 'Wind...
Topic paths
Quick titles
How to Resolve Git LFS Authentication FailedHow to Clear Unresolved Paths in Git RebaseHow to Fix Node Engine Incompatibility ErrorsFix Git SSL Certificate Problem with Proxy: Unable to Get Local IssuerPersonal Access Token Git Auth Issue VS Code SolutionFix Detached HEAD in Git and Switch BranchesResolve Cloudflare 522 with Load Balancer SetupTroubleshooting Webpack Configuration for npm build