Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires orchestra/testbench 11.*, found orchestra/testbench[11.x-dev] but it does not match your minimum-stability. Problem 2 - Root composer.json requires laravel/framework 13.*, found laravel/framework[dev-master, 13.0.x-dev (alias of dev-master), 13.x-dev] but it does not match your minimum-stability. Problem 3 - Root composer.json requires aws/aws-sdk-php ^3.216.1 -> satisfiable by aws/aws-sdk-php[3.368.0, ..., 3.370.1]. - aws/aws-sdk-php[3.368.0, ..., 3.370.1] require guzzlehttp/guzzle ^7.4.5 -> found guzzlehttp/guzzle[7.4.5, ..., 7.10.0] but it conflicts with your root composer.json require (6.*).