
How to Fix Git Push Rejected: Non-Fast-Forward Merge
You run git push and get: ! [rejected] main -> main (non-fast-forward)

You run git push and get: ! [rejected] main -> main (non-fast-forward)

When you have two-factor authentication (2FA) enabled on your Git service (GitHub, GitLab, Bitbuc...

When Nginx returns a 502 Bad Gateway or logs upstream connection refused

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