Your requirements could not be resolved to an installable set of packages. Problem 1 - 21torr/cli[1.2.0, ..., 1.2.3] require 21torr/bundle-helpers ^2.2 -> satisfiable by 21torr/bundle-helpers[2.2.0, 2.x-dev] from composer repo (https://repo.packagist.org) but 21torr/bundle-helpers is the root package and cannot be modified. See https://getcomposer.org/dep-on-root for details and assistance. - 21torr/janus 1.3.4 requires 21torr/cli ^1.2 -> satisfiable by 21torr/cli[1.2.0, 1.2.1, 1.2.2, 1.2.3]. - Root composer.json requires 21torr/janus ^1.3.4 -> satisfiable by 21torr/janus[1.3.4].