There is a bug with sass-globbing
version 1.1.1 that throws an error when it comes to file paths. To fix it, run the following command in your command line app of choice. To give props, see this comment on Github: https://github.com/chriseppstein/sass-globbing/issues/19#issuecomment-66501914
gem uninstall sass-globbing
gem install sass-globbing -v 1.1.0