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 listHow to Recover from a Detached HEAD in Git After a Rebase
You're in the middle of a rebase, you see a message like 'detached HEAD', and you'...
VSCode Terminal Not Opening After Extension Install: Fix
You install a new extension in Visual Studio Code, restart or reload, and then the terminal panel...
Fix VS Code Git Authentication Failed: Step-by-Step Guide
You're in the middle of a push or pull in VS Code, and you get a red error: "Authenticati...
Fix NET::ERR_CERT_AUTHORITY_INVALID via Chrome Enterprise Policy
If you see NET::ERR_CERT_AUTHORITY_INVALID in Chrome on a managed device, the is...
Fix ERR_NAME_NOT_RESOLVED After Chrome Update
If Chrome started showing ERR_NAME_NOT_RESOLVED on every website right after an upda...
Topic paths
Quick titles
DNS Probe Finished NXDOMAIN vs Server Not Found: Key DifferencesVS Code Terminal Won't Open Troubleshooting GuideTroubleshooting Windows Shared Folder Access with Password Protected SharingStop Chrome Black Screen When Hardware Acceleration Is OnHow to Use nvm to Change Node Version per ProjectHow to Run VS Code Terminal as AdministratorWindows Security Not Opening on Windows 10: Step-by-Step FixDocker Container Cannot Find Network on Restart