ERROR: Error installing capybara-webkit:

ruby-on-rails ruby gem capybara capybara-webkit

If you are in Ubuntu do

sudo apt-get install qt4-dev-tools libqt4-dev libqt4-core libqt4-gui

If you are on Mac

brew install qt

and then

gem install capybara-webkit -v '0.11.0'

ruby-on-rails ruby gem capybara capybara-webkit

For Ubuntu 16.04

sudo apt-get install qt-sdk

Followed by

gem install capybara-webkit -v '1.11.0'or replace with whatever version you want to install.

ruby-on-rails ruby gem capybara capybara-webkit

You are probably missing the qt libraries. See the capybara-webkit wiki for instructions on installing them for your platform.

CodeHunter