Software⏱️ 2 min read📅 2026-05-31

How to Fix: git: fatal unable to auto-detect email address

Git configuration issue on Ubuntu 14.04

Quick Answer: Try setting the email address using the `git config --global user.email` command instead of `user.mail`, and ensure that the email address is in a valid format.

📋 Table of Contents

  1. 🔍 Why This Happens
  2. 🚀 How to Resolve This Issue
  3. ✨ Wrapping Up

The error message 'fatal unable to auto-detect email address' in Git on Ubuntu 14.04 can be caused by a variety of factors, including incorrect or missing configuration settings.

🔍 Why This Happens

  • Git requires a valid email address to be configured in order to track commit history and author information.

🚀 How to Resolve This Issue

Method 1: Setting Email Address Manually

  1. Step 1: Run the command `git config --global user.name 'Your Name'` to set your username.
  2. Step 2: Run the command `git config --global user.email 'your_email@example.com'` to set your email address.

Method 2: Using Git Config File

  1. Step 1: Open the `~/.gitconfig` file in a text editor using the command `nano ~/.gitconfig` or your preferred editor.
  2. Step 2: Add the following lines to the end of the file: `` and save the changes.

✨ Wrapping Up

By following these steps, you should be able to resolve the 'fatal unable to auto-detect email address' error in Git on Ubuntu 14.04 and start committing successfully.

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