Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires silverstripe/installer 5.3.x-dev -> satisfiable by silverstripe/installer[5.3.x-dev]. - silverstripe/installer 5.3.x-dev requires silverstripe/recipe-cms 5.3.x-dev -> satisfiable by silverstripe/recipe-cms[5.3.x-dev]. - silverstripe/recipe-cms 5.3.x-dev requires silverstripe/session-manager 2.3.x-dev -> satisfiable by silverstripe/session-manager[2.3.x-dev] from composer repo (https://repo.packagist.org) but silverstripe/session-manager dev-dependabot/npm_and_yarn/cross-spawn-7.0.6 is the root package and cannot be modified. See https://getcomposer.org/dep-on-root for details and assistance.

Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires silverstripe/installer 5.2.x-dev -> satisfiable by silverstripe/installer[5.2.x-dev]. - silverstripe/installer 5.2.x-dev requires silverstripe/recipe-cms 5.2.x-dev -> satisfiable by silverstripe/recipe-cms[5.2.x-dev]. - silverstripe/recipe-cms 5.2.x-dev requires silverstripe/session-manager 2.2.x-dev -> satisfiable by silverstripe/session-manager[2.2.x-dev] from composer repo (https://repo.packagist.org) but silverstripe/session-manager dev-dependabot/npm_and_yarn/cross-spawn-7.0.6 is the root package and cannot be modified. See https://getcomposer.org/dep-on-root for details and assistance.

Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires silverstripe/installer 5.1.x-dev -> satisfiable by silverstripe/installer[5.1.x-dev]. - silverstripe/installer 5.1.x-dev requires silverstripe/recipe-cms 5.1.x-dev -> satisfiable by silverstripe/recipe-cms[5.1.x-dev]. - silverstripe/recipe-cms 5.1.x-dev requires silverstripe/session-manager 2.1.x-dev -> satisfiable by silverstripe/session-manager[2.1.x-dev] from composer repo (https://repo.packagist.org) but silverstripe/session-manager dev-dependabot/npm_and_yarn/cross-spawn-7.0.6 is the root package and cannot be modified. See https://getcomposer.org/dep-on-root for details and assistance.