Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires orchestra/testbench ^9.0 -> satisfiable by orchestra/testbench[9.x-dev]. - orchestra/testbench 9.x-dev requires phpunit/phpunit ^10.5 || ^11.0.1 -> found phpunit/phpunit[dev-main, 10.5.0, ..., 10.5.x-dev, 11.0.1, ..., 11.1.x-dev (alias of dev-main)] but it conflicts with your root composer.json require (^9.5). Problem 2 - laravel/nova[4.0.0, ..., 4.5.0] require inertiajs/inertia-laravel ^0.4.5|^0.5.2 -> satisfiable by inertiajs/inertia-laravel[v0.4.5, v0.5.2, v0.5.3, v0.5.4]. - laravel/nova[4.0.x-dev, ..., 4.32.16] require inertiajs/inertia-laravel ^0.4.5|^0.5.2|^0.6.0 -> satisfiable by inertiajs/inertia-laravel[v0.4.5, ..., v0.6.11]. - inertiajs/inertia-laravel v0.4.5 requires laravel/framework ^5.4|^6.0|^7.0|^8.0 -> found laravel/framework[v5.4.0, ..., 5.8.x-dev, v6.0.0, ..., 6.x-dev, v7.0.0, ..., 7.x-dev, v8.0.0, ..., 8.x-dev] but it conflicts with your root composer.json require (^11.0). - inertiajs/inertia-laravel[v0.5.2, ..., v0.6.3] require php ^7.2|~8.0.0|~8.1.0 -> your php version (8.3.3) does not satisfy that requirement. - inertiajs/inertia-laravel[v0.6.4, ..., v0.6.9] require php ^7.2|~8.0.0|~8.1.0|~8.2.0 -> your php version (8.3.3) does not satisfy that requirement. - inertiajs/inertia-laravel[v0.6.10, ..., v0.6.11] require laravel/framework ^6.0|^7.0|^8.74|^9.0|^10.0 -> found laravel/framework[v6.0.0, ..., 6.x-dev, v7.0.0, ..., 7.x-dev, v8.74.0, ..., 8.x-dev, v9.0.0-beta.1, ..., 9.x-dev, v10.0.0, ..., 10.x-dev] but it conflicts with your root composer.json require (^11.0). - Root composer.json requires laravel/nova ^4.0 -> satisfiable by laravel/nova[4.0.0, ..., 4.32.16].