Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires php >=8.4 but your php version (8.1.2) does not satisfy that requirement. Problem 2 - Root composer.json requires doctrine/mongodb-odm ^2.16 -> satisfiable by doctrine/mongodb-odm[2.16.0, 2.16.1, 2.16.x-dev]. - doctrine/mongodb-odm[2.16.0, ..., 2.16.x-dev] require ext-mongodb ^1.21 || ^2.0 -> it has the wrong version installed (1.12.0). Problem 3 - Root composer.json requires doctrine/mongodb-odm-bundle ^5.6 -> satisfiable by doctrine/mongodb-odm-bundle[5.6.0, 5.6.x-dev, 5.7.x-dev]. - doctrine/mongodb-odm-bundle[5.6.0, ..., 5.7.x-dev] require ext-mongodb ^1.21 || ^2 -> it has the wrong version installed (1.12.0). Problem 4 - Root composer.json requires symfony/browser-kit ^8.0 -> satisfiable by symfony/browser-kit[v8.0.0-BETA1, ..., 8.1.x-dev]. - symfony/browser-kit[v8.0.0-BETA1, ..., 8.1.x-dev] require php >=8.4 -> your php version (8.1.2) does not satisfy that requirement. Problem 5 - Root composer.json requires symfony/console ^8.0 -> satisfiable by symfony/console[v8.0.0-BETA1, ..., 8.1.x-dev]. - symfony/console[v8.0.0-BETA1, ..., 8.1.x-dev] require php >=8.4 -> your php version (8.1.2) does not satisfy that requirement. Problem 6 - Root composer.json requires symfony/dotenv ^8.0 -> satisfiable by symfony/dotenv[v8.0.0-BETA1, ..., 8.1.x-dev]. - symfony/dotenv[v8.0.0-BETA1, ..., 8.1.x-dev] require php >=8.4 -> your php version (8.1.2) does not satisfy that requirement. Problem 7 - Root composer.json requires symfony/event-dispatcher ^8.0 -> satisfiable by symfony/event-dispatcher[v8.0.0-BETA1, ..., 8.1.x-dev]. - symfony/event-dispatcher[v8.0.0-BETA1, ..., 8.1.x-dev] require php >=8.4 -> your php version (8.1.2) does not satisfy that requirement. Problem 8 - Root composer.json requires symfony/routing ^8.0 -> satisfiable by symfony/routing[v8.0.0-BETA1, ..., 8.1.x-dev]. - symfony/routing[v8.0.0-BETA1, ..., 8.1.x-dev] require php >=8.4 -> your php version (8.1.2) does not satisfy that requirement. Problem 9 - Root composer.json requires symfony/runtime ^8.0 -> satisfiable by symfony/runtime[v8.0.0-BETA1, ..., 8.1.x-dev]. - symfony/runtime[v8.0.0-BETA1, ..., 8.1.x-dev] require php >=8.4 -> your php version (8.1.2) does not satisfy that requirement. Problem 10 - Root composer.json requires symfony/uid ^8.0 -> satisfiable by symfony/uid[v8.0.0-BETA1, ..., 8.1.x-dev]. - symfony/uid[v8.0.0-BETA1, ..., 8.1.x-dev] require php >=8.4 -> your php version (8.1.2) does not satisfy that requirement. Problem 11 - Root composer.json requires symfony/var-dumper ^8.0 -> satisfiable by symfony/var-dumper[v8.0.0-BETA1, ..., 8.1.x-dev]. - symfony/var-dumper[v8.0.0-BETA1, ..., 8.1.x-dev] require php >=8.4 -> your php version (8.1.2) does not satisfy that requirement. Problem 12 - Root composer.json requires symfony/yaml ^8.0 -> satisfiable by symfony/yaml[v8.0.0-BETA1, ..., 8.1.x-dev]. - symfony/yaml[v8.0.0-BETA1, ..., 8.1.x-dev] require php >=8.4 -> your php version (8.1.2) does not satisfy that requirement. Problem 13 - Root composer.json requires symfony/property-access ^8.0 -> satisfiable by symfony/property-access[v8.0.0-BETA1, ..., 8.1.x-dev]. - symfony/property-access[v8.0.0-BETA1, ..., 8.1.x-dev] require php >=8.4 -> your php version (8.1.2) does not satisfy that requirement. To enable extensions, verify that they are enabled in your .ini files: - /etc/php/8.1/cli/php.ini - /etc/php/8.1/cli/conf.d/10-mysqlnd.ini - /etc/php/8.1/cli/conf.d/10-opcache.ini - /etc/php/8.1/cli/conf.d/10-pdo.ini - /etc/php/8.1/cli/conf.d/15-xml.ini - /etc/php/8.1/cli/conf.d/20-amqp.ini - /etc/php/8.1/cli/conf.d/20-apcu.ini - /etc/php/8.1/cli/conf.d/20-bcmath.ini - /etc/php/8.1/cli/conf.d/20-bz2.ini - /etc/php/8.1/cli/conf.d/20-calendar.ini - /etc/php/8.1/cli/conf.d/20-ctype.ini - /etc/php/8.1/cli/conf.d/20-curl.ini - /etc/php/8.1/cli/conf.d/20-dba.ini - /etc/php/