:date: 2016-10-27 ==================================== 20161027 (Thursday, 27 October 2016) ==================================== There was a documentation bug in :ref:`dev.install` which I discovered thanks to :ref:`leena`: the guide instructed you to install *three* packages using :cmd:`pip install -e` : lino, xl and book. But :ref:`cosi` was missing there! It is required by book, and if it was not installed from a clone before installing book, pip will install it from PyPI, and that's a rather old version. I updated the page, and I also added a new section `Troubleshooting `_