Software⏱️ 2 min read📅 2026-06-03

How to Fix: How to resolve "gpg: command not found" error during RVM installation?

Install gpg on Mac OS X 10.9.5 to resolve RVM installation error.

Quick Answer: Run the command "sudo apt-get install gnupg" in the terminal to install gpg, then try running the original command again.

📋 Table of Contents

  1. 💡 Why You Are Getting This Error
  2. ✅ Best Solutions to Fix It
  3. 💡 Conclusion

The 'gpg: command not found' error during RVM installation on a Mac Pro (OS X 10.9.5) is caused by the gpg command not being installed or not available in the system's PATH environment variable.

💡 Why You Are Getting This Error

  • The gpg command is a part of the GNU Privacy Guard (GPG) software, which is not installed by default on Mac OS X.

✅ Best Solutions to Fix It

Method 1: Install GPG

  1. Step 1: Open the Terminal app on your Mac and type the following command to install the GNU Privacy Guard (GPG) software using Homebrew:
brew install gnupg

Method 2: Install GPG via Homebrew

  1. Step 1: Open the Terminal app on your Mac and type the following command to install the GNU Privacy Guard (GPG) software using Homebrew:
brew install gnupg --with-gpgme

💡 Conclusion

By following these steps, you should be able to resolve the 'gpg: command not found' error during RVM installation and successfully set up your Mac Pro.

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