Archive for October 12, 2011

• Rails 3.1 "rails console" fails with "no such file to load -- readline"

  October 12, 2011

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  This post was originally published in the Rambling Labs Blog on October 12, 2011.

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  Yesterday, I was trying to run the rails console command on Ubuntu with ruby 1.9.2 and rails 3.1, without any success. I was getting a no such file to load -- readline error. This kind of error was sort of familiar for me (I had the common no such file to load -- zlib and the not so common no such file to load -- openssl a while ago). So this was probably another package that I was missing.

  Turns out that as I found in a Stack Overflow question, I needed the libreadline-dev, which I didn’t have installed. But I also needed to recompile ruby, seriously!?

  This is where rvm comes to the rescue, and why I love so much to have rvm installed :D. You only need…

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