[[!comment format=mdwn username="joey" subject="""comment 1""" date="2016-06-17T14:31:35Z" content=""" Implementation has: check (isInstallable ps) go So, if the packages are not isInstallable, nothing is done, and the property succeeds. I think this check was intended to avoid running apt-get install unncessarily when the packages are already installed. However, isInstalled doesn't differentiate between a package being already installed and not available. So, fixing. """]]