---
title: 'Hypothes.is v0.8.14 error: "OSError: [Errno 2] No such file or directory"'
layout: post
---
If you are attempting to build the dev setup for hypothes.is v0.8.14 and are receiving the error "OSError: [Errno 2] No such file or directory" whenever you request pages on the dev site, you need to install compass.

    sudo apt-get install ruby1.9.1-dev
    sudo gem install compass