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 notesFix npm ERR! enoent ENOENT: package.json Not Found in node_modules
You run npm install or npm start and get something like:
...Fix Git 'refusing to merge unrelated histories' Error
When you try to merge two Git branches that don't share a common commit history, Git stops wi...
Git Detached HEAD vs Attached HEAD: What It Means and How to Fix
If you've seen the message "You are in 'detached HEAD' state" while using Git...
VS Code IntelliSense Not Working for Python: Common Fixes
You open a Python file in VS Code, start typing, and no suggestions appear. IntelliSense is silen...
Fix VS Code Git Authentication Failed with Two-Factor Auth
When you have two-factor authentication (2FA) enabled on your Git service (GitHub, GitLab, Bitbuc...
Issue queue
SitemapResolve Error 0x80070002 by Freeing Up Disk Space
How to Fix Docker Build Context Canceled Permission Denied
Docker Container Exits Immediately: Fix with Restart Policy
Fix 'No Such File or Directory' for package.json in Cloned Repo
Resolve Git SSL Error 'unable to get local issuer certificate'
Troubleshooting Microsoft Edge Sync Error 0x80072efd
Fix Cloudflare SSL Full Strict Certificate Mismatch Error
VS Code IntelliSense Broken in WSL – How to Fix
How to Resolve Git Authentication Failed in VS Code for GitLab
Resolve Nginx Config Test Failure
Git Large File Push Fixes and Best Practices
Python Not Working in CMD on Windows 10: Fixes
How to Fix Docker Build Context Canceled Permission Denied
Docker Container Exits Immediately: Fix with Restart Policy
Fix 'No Such File or Directory' for package.json in Cloned Repo
Resolve Git SSL Error 'unable to get local issuer certificate'
Troubleshooting Microsoft Edge Sync Error 0x80072efd
Fix Cloudflare SSL Full Strict Certificate Mismatch Error
VS Code IntelliSense Broken in WSL – How to Fix
How to Resolve Git Authentication Failed in VS Code for GitLab
Resolve Nginx Config Test Failure
Git Large File Push Fixes and Best Practices
Python Not Working in CMD on Windows 10: Fixes