Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires symfony/http-foundation 7.x -> satisfiable by symfony/http-foundation[v7.0.0-BETA1, v7.0.0-BETA2, v7.0.0-BETA3]. - symfony/http-foundation[v7.0.0-BETA1, ..., v7.0.0-BETA3] require php >=8.2 -> your php version (8.1.25) does not satisfy that requirement. Problem 2 - Root composer.json requires symfony/http-kernel 7.x -> satisfiable by symfony/http-kernel[v7.0.0-BETA1, v7.0.0-BETA2, v7.0.0-BETA3]. - symfony/http-kernel[v7.0.0-BETA1, ..., v7.0.0-BETA3] require php >=8.2 -> your php version (8.1.25) does not satisfy that requirement.