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FLAVIO COPES
flaviocopes.com
2026

Fix 'Rails is not currently installed on this system' on macOS

By Flavio Copes

How to fix the 'Rails is not currently installed on this system' error on macOS by installing rvm, then using it to install Ruby and Rails and sourcing rvm.

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I tried to install Rails but I kept getting the error Rails is not currently installed on this system.

I couldn’t figure it out, until I did the following steps:

Install rvm

brew install gpg2
gpg --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3 7D2BAF1CF37B13E2069D6956105BD0E739499BDB

Then I ran

curl -sSL https://get.rvm.io | bash -s stable --rails

This installs the latest stable version of Ruby and Rails

Then I ran (Bash / Zsh)

source /Users/flavio/.rvm/scripts/rvm

and the rails command worked fine.

On Fish, instead of the above command I had to run:

curl -L --create-dirs -o ~/.config/fish/functions/rvm.fish https://raw.github.com/lunks/fish-nuggets/master/functions/rvm.fish

and

echo "rvm default" >> ~/.config/fish/config.fish
Tagged: Mac · All topics
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