fatal: You have not concluded your merge (MERGE_HEAD exists). Please, commit your changes before you merge.
A merge is still in progress — conflicts were resolved (or not) but not committed.
Seen on:
Git
Meaning
Git keeps MERGE_HEAD until you commit or abort.
Common causes
- Merge with conflicts left unfinished
- Forgot to commit after resolving
⚡ Quick fix
- Finish: resolve files, git add, git commit
- Or abort: git merge --abort
Detailed fix by platform
Git
git status && git add -A && git commit
How to diagnose
- State — Conflicted files remaining?
- Recent change — Did it start after a deploy, upgrade, or configuration change? Compare with the last working version.
🧠 Still stuck? Analyze your error
Paste the full message, response headers or stack trace — we'll detect the platform and point to the most likely cause.
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Last updated 2 Oct 2026