Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires dynamic/silverstripe-geocoder ^3.0 -> satisfiable by dynamic/silverstripe-geocoder[3.0.0, 3.x-dev]. - dynamic/silverstripe-geocoder[3.0.0, ..., 3.x-dev] require silverstripe/recipe-core ^5.0 -> satisfiable by silverstripe/recipe-core[5.0.0-alpha1, ..., 5.x-dev]. - You can only install one version of a package, so only one of these can be installed: silverstripe/recipe-core[4.11.x-dev, 5.0.0-alpha1, ..., 5.x-dev]. - silverstripe/recipe-cms 4.11.x-dev requires silverstripe/recipe-core 4.11.x-dev -> satisfiable by silverstripe/recipe-core[4.11.x-dev]. - silverstripe/installer 4.11.x-dev requires silverstripe/recipe-cms 4.11.x-dev -> satisfiable by silverstripe/recipe-cms[4.11.x-dev]. - Root composer.json requires silverstripe/installer 4.11.x-dev -> satisfiable by silverstripe/installer[4.11.x-dev].

Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires dynamic/silverstripe-geocoder ^3.0 -> satisfiable by dynamic/silverstripe-geocoder[3.0.0, 3.x-dev]. - dynamic/silverstripe-geocoder[3.0.0, ..., 3.x-dev] require silverstripe/recipe-core ^5.0 -> satisfiable by silverstripe/recipe-core[5.0.0-alpha1, ..., 5.x-dev]. - You can only install one version of a package, so only one of these can be installed: silverstripe/recipe-core[4.10.x-dev, 5.0.0-alpha1, ..., 5.x-dev]. - silverstripe/recipe-cms 4.10.x-dev requires silverstripe/recipe-core 4.10.x-dev -> satisfiable by silverstripe/recipe-core[4.10.x-dev]. - silverstripe/installer 4.10.x-dev requires silverstripe/recipe-cms 4.10.x-dev -> satisfiable by silverstripe/recipe-cms[4.10.x-dev]. - Root composer.json requires silverstripe/installer 4.10.x-dev -> satisfiable by silverstripe/installer[4.10.x-dev].

Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires dynamic/silverstripe-geocoder ^3.0 -> satisfiable by dynamic/silverstripe-geocoder[3.0.0, 3.x-dev]. - dynamic/silverstripe-geocoder[3.0.0, ..., 3.x-dev] require silverstripe/recipe-core ^5.0 -> satisfiable by silverstripe/recipe-core[5.0.0-alpha1, ..., 5.x-dev]. - You can only install one version of a package, so only one of these can be installed: silverstripe/recipe-core[4.9.x-dev, 5.0.0-alpha1, ..., 5.x-dev]. - silverstripe/recipe-cms 4.9.x-dev requires silverstripe/recipe-core 4.9.x-dev -> satisfiable by silverstripe/recipe-core[4.9.x-dev]. - silverstripe/installer 4.9.x-dev requires silverstripe/recipe-cms 4.9.x-dev -> satisfiable by silverstripe/recipe-cms[4.9.x-dev]. - Root composer.json requires silverstripe/installer 4.9.x-dev -> satisfiable by silverstripe/installer[4.9.x-dev].