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 notesFixing Windows Update Error 0x80070005 and SFC Scan Issues
You try to run Windows Update but get error 0x80070005. When you run System File Checker (SFC /sc...
Fix DNS Probe Finished NXDOMAIN After Changing DNS
After updating your DNS settings—perhaps to use Google Public DNS or Cloudflare—you might see the...
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...
Python Requests: Fixing Connection Timeout with Proxies
You're using the Python requests library with a proxy, and you're seeing a <...
Fix Cloudflare SSL Full Strict Redirect Loop
If you've enabled Cloudflare's SSL/TLS encryption mode to Full (Strict) ...
Issue queue
SitemapHow to Fix Large File Push Errors in Git
Windows Search Index Repair Guide
VS Code Git Permission Denied Fix
Cloudflare Origin Certificate Generation Guide
Chrome Extensions Not Loading: Troubleshooting Guide
Fix Git SSL Certificate Problem: Unable to Get Local Issuer
Docker Permission Denied Error When Mounting Volumes
Router DNS Configuration for NXDOMAIN Error
Chrome Sync Broken on Android – Step-by-Step Repair
Chrome Extensions Grayed Out: Fixes That Work
Resolving pip install Dependency Conflicts and Permission Errors
How to Restore C++ IntelliSense in Visual Studio Code
Windows Search Index Repair Guide
VS Code Git Permission Denied Fix
Cloudflare Origin Certificate Generation Guide
Chrome Extensions Not Loading: Troubleshooting Guide
Fix Git SSL Certificate Problem: Unable to Get Local Issuer
Docker Permission Denied Error When Mounting Volumes
Router DNS Configuration for NXDOMAIN Error
Chrome Sync Broken on Android – Step-by-Step Repair
Chrome Extensions Grayed Out: Fixes That Work
Resolving pip install Dependency Conflicts and Permission Errors
How to Restore C++ IntelliSense in Visual Studio Code