fatal: Not a valid object name: 'main'.
The branch or commit doesn’t exist yet — typically in a new repo before the first commit.
Seen on:
Git
Meaning
Creating branches from main before any commit exists fails because main has no commit to point at.
Common causes
- No commits yet
- Typo in ref name
- Ref not fetched
⚡ Quick fix
- Make the first commit
- Fetch the ref
- Check spelling
Detailed fix by platform
Git
git commit --allow-empty -m "init" && git branch develop
How to diagnose
- Ref — Does it exist (git show-ref)?
- Recent change — Did it start after a deploy, upgrade, or configuration change? Compare with the last working version.
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Last updated 2 Oct 2026