Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires symfony/framework-bundle ^8.0.0 -> satisfiable by symfony/framework-bundle[v8.0.0]. - symfony/framework-bundle v8.0.0 requires php >=8.4 -> your php version (7.4.33) does not satisfy that requirement. Problem 2 - Root composer.json requires doctrine/doctrine-bundle ^2.10 || ^3.0 -> satisfiable by doctrine/doctrine-bundle[2.10.0, ..., 2.18.1, 3.0.0, 3.1.0]. - doctrine/doctrine-bundle[2.10.0, ..., 2.10.3] require symfony/framework-bundle ^5.4 || ^6.0 -> found symfony/framework-bundle[v5.4.0, ..., v5.4.45, v6.0.0, ..., v6.4.27] but it conflicts with your root composer.json require (^8.0.0). - doctrine/doctrine-bundle[2.11.0, ..., 2.13.3] require symfony/framework-bundle ^5.4 || ^6.0 || ^7.0 -> found symfony/framework-bundle[v5.4.0, ..., v5.4.45, v6.0.0, ..., v6.4.27, v7.0.0, ..., v7.4.0] but it conflicts with your root composer.json require (^8.0.0). - doctrine/doctrine-bundle[2.14.0, ..., 2.18.1] require php ^8.1 -> your php version (7.4.33) does not satisfy that requirement. - doctrine/doctrine-bundle[3.0.0, ..., 3.1.0] require php ^8.4 -> your php version (7.4.33) does not satisfy that requirement.