Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires silverstripe/admin 3.x-dev -> satisfiable by silverstripe/admin[3.x-dev]. - silverstripe/admin 3.x-dev requires silverstripe/versioned ^2 -> found silverstripe/versioned[2.0.0-alpha1, ..., 2.x-dev] but it conflicts with your root composer.json require (3.x-dev). Problem 2 - Root composer.json requires silverstripe/asset-admin 3.x-dev -> satisfiable by silverstripe/asset-admin[3.x-dev]. - silverstripe/asset-admin 3.x-dev requires silverstripe/admin ^2.2 -> found silverstripe/admin[2.x-dev] but it conflicts with your root composer.json require (3.x-dev). Problem 3 - Root composer.json requires silverstripe/campaign-admin 3.x-dev -> satisfiable by silverstripe/campaign-admin[3.x-dev]. - silverstripe/campaign-admin 3.x-dev requires silverstripe/admin ^2 -> found silverstripe/admin[2.0.0-alpha1, ..., 2.x-dev] but it conflicts with your root composer.json require (3.x-dev). Problem 4 - Root composer.json requires silverstripe/versioned-admin 3.x-dev -> satisfiable by silverstripe/versioned-admin[3.x-dev]. - silverstripe/versioned-admin 3.x-dev requires silverstripe/admin ^2 -> found silverstripe/admin[2.0.0-alpha1, ..., 2.x-dev] but it conflicts with your root composer.json require (3.x-dev). Problem 5 - Root composer.json requires silverstripe/cms 6.x-dev -> satisfiable by silverstripe/cms[6.x-dev]. - silverstripe/cms 6.x-dev requires silverstripe/admin ^2.2 -> found silverstripe/admin[2.x-dev] but it conflicts with your root composer.json require (3.x-dev). Problem 6 - Root composer.json requires silverstripe/errorpage 3.x-dev -> satisfiable by silverstripe/errorpage[3.x-dev]. - silverstripe/errorpage 3.x-dev requires silverstripe/cms ^5 -> found silverstripe/cms[5.0.0-alpha1, ..., 5.x-dev] but it conflicts with your root composer.json require (6.x-dev). Problem 7 - Root composer.json requires silverstripe/reports 6.x-dev -> satisfiable by silverstripe/reports[6.x-dev]. - silverstripe/reports 6.x-dev requires silverstripe/admin ^2 -> found silverstripe/admin[2.0.0-alpha1, ..., 2.x-dev] but it conflicts with your root composer.json require (3.x-dev). Problem 8 - Root composer.json requires silverstripe/siteconfig 6.x-dev -> satisfiable by silverstripe/siteconfig[6.x-dev]. - silverstripe/siteconfig 6.x-dev requires silverstripe/admin ^2.2 -> found silverstripe/admin[2.x-dev] but it conflicts with your root composer.json require (3.x-dev). Problem 9 - Root composer.json requires silverstripe/session-manager 3.x-dev -> satisfiable by silverstripe/session-manager[3.x-dev]. - silverstripe/session-manager 3.x-dev requires silverstripe/admin ^2 -> found silverstripe/admin[2.0.0-alpha1, ..., 2.x-dev] but it conflicts with your root composer.json require (3.x-dev).

Process completed with exit code 2.