Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires symfony/event-dispatcher ^5.4 || ^6.4 || ^7.0 -> satisfiable by symfony/event-dispatcher[v7.2.0]. - symfony/event-dispatcher v7.2.0 requires php >=8.2 -> your php version (8.1.31) does not satisfy that requirement. Problem 2 - Root composer.json requires symfony/framework-bundle ^5.4 || ^6.4 || ^7.0 -> satisfiable by symfony/framework-bundle[v7.2.0, v7.2.1]. - symfony/framework-bundle[v7.2.0, ..., v7.2.1] require php >=8.2 -> your php version (8.1.31) does not satisfy that requirement. Problem 3 - Root composer.json requires symfony/lock ^5.4 || ^6.4 || ^7.0 -> satisfiable by symfony/lock[v7.2.0]. - symfony/lock v7.2.0 requires php >=8.2 -> your php version (8.1.31) does not satisfy that requirement. Problem 4 - Root composer.json requires symfony/messenger ^5.4 || ^6.4 || ^7.0 -> satisfiable by symfony/messenger[v7.2.0, v7.2.1]. - symfony/messenger[v7.2.0, ..., v7.2.1] require php >=8.2 -> your php version (8.1.31) does not satisfy that requirement. Problem 5 - Root composer.json requires symfony/property-access ^5.4 || ^6.4 || ^7.0 -> satisfiable by symfony/property-access[v7.2.0]. - symfony/property-access v7.2.0 requires php >=8.2 -> your php version (8.1.31) does not satisfy that requirement. Problem 6 - Root composer.json requires symfony/serializer ^5.4 || ^6.4 || ^7.0 -> satisfiable by symfony/serializer[v7.2.0]. - symfony/serializer v7.2.0 requires php >=8.2 -> your php version (8.1.31) does not satisfy that requirement. Problem 7 - Root composer.json requires nyholm/symfony-bundle-test ^2.0 || ^3.0 -> satisfiable by nyholm/symfony-bundle-test[2.0.0, 3.0.0]. - nyholm/symfony-bundle-test 2.0.0 requires symfony/dependency-injection ^4.4 || ^5.3 || ^6.0 -> found symfony/dependency-injection[v4.4.0, ..., v4.4.49, v5.3.0, ..., v5.4.48, v6.0.0, ..., v6.4.16] but these were not loaded, likely because it conflicts with another require. - nyholm/symfony-bundle-test 3.0.0 requires symfony/dependency-injection ^5.4 || ^6.0 || ^7.0 -> satisfiable by symfony/dependency-injection[v7.2.0]. - symfony/dependency-injection v7.2.0 requires php >=8.2 -> your php version (8.1.31) does not satisfy that requirement.