Your requirements could not be resolved to an installable set of packages. Problem 1 - laravel/framework[v11.0.0, ..., 11.x-dev] require nesbot/carbon ^2.72.2|^3.0 -> found nesbot/carbon[dev-master, 2.72.2, 2.72.3, 2.x-dev, 3.0.0-beta.1, ..., 3.x-dev (alias of dev-master)] but it conflicts with your root composer.json require (2.72). - Root composer.json requires laravel/framework 11.* -> satisfiable by laravel/framework[v11.0.0, ..., 11.x-dev].