Bonjour à tous,

Je suis en train de découvrir le framework Symfony en version 2.1.8 actuellement, et je bloque lors de l'installation du composant CMF en suivant cette documentation: http://symfony.com/doc/master/cmf/tu...-cmf-core.html, je précise que j'ai correctement fais les requis pour ce tutoriel. Mais lorsque je rajoute CMF dans mon composer.json voila l'erreur de dépendance que j'obtiens:

Voici l'erreur:
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infradmin@pcBureau:/var/www/cmf$ composer.phar update
Loading composer repositories with package information
Updating dependencies
Your requirements could not be resolved to an installable set of packages.
 
  Problem 1
    - Installation request for symfony-cmf/symfony-cmf 1.0.* -> satisfiable by symfony-cmf/symfony-cmf 1.0.x-dev.
    - symfony-cmf/symfony-cmf 1.0.x-dev requires symfony-cmf/block-bundle 1.0.* -> satisfiable by symfony-cmf/block-bundle 1.0.0-alpha1, symfony-cmf/block-bundle 1.0.0-alpha2, symfony-cmf/block-bundle 1.0.x-dev.
    - symfony-cmf/block-bundle 1.0.0-alpha1 requires sonata-project/block-bundle dev-master -> satisfiable by sonata-project/block-bundle dev-master.
    - symfony-cmf/block-bundle 1.0.0-alpha2 requires sonata-project/block-bundle dev-master -> satisfiable by sonata-project/block-bundle dev-master.
    - symfony-cmf/block-bundle 1.0.x-dev requires sonata-project/block-bundle dev-master -> satisfiable by sonata-project/block-bundle dev-master.
    - Conclusion: don't install sonata-project/block-bundle dev-master
Et voici mon composer.json

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{
    "name": "symfony/framework-standard-edition",
    "description": "The \"Symfony Standard Edition\" distribution",
    "autoload": {
        "psr-0": { "": "src/" }
    },
	"minimum-stability": "dev",    
    "require": {
        "php": ">=5.3.3",
        "symfony/symfony": "2.1.*",
        "doctrine/orm": ">=2.2.3,<2.5-dev",
        "doctrine/doctrine-bundle": "1.1.*",
        "twig/extensions": "1.0.*@dev",
        "symfony/assetic-bundle": "2.1.*",
        "symfony/swiftmailer-bundle": "2.1.*",
        "symfony/monolog-bundle": "2.1.*",
        "sensio/distribution-bundle": "2.1.*",
        "sensio/framework-extra-bundle": "2.1.*",
        "sensio/generator-bundle": "2.1.*",
        "jms/security-extra-bundle": "1.2.*",
        "jms/di-extra-bundle": "1.1.*",
        "kriswallsmith/assetic": "1.1.*@dev",
 
		"jackalope/jackalope-doctrine-dbal": "dev-master",
		"doctrine/phpcr-bundle": "1.0.*",
		"doctrine/phpcr-odm": "1.0.*",
 
		"symfony-cmf/symfony-cmf": "1.0.*"		
    },
    "scripts": {
        "post-install-cmd": [
            "Sensio\\Bundle\\DistributionBundle\\Composer\\ScriptHandler::buildBootstrap",
            "Sensio\\Bundle\\DistributionBundle\\Composer\\ScriptHandler::clearCache",
            "Sensio\\Bundle\\DistributionBundle\\Composer\\ScriptHandler::installAssets",
            "Sensio\\Bundle\\DistributionBundle\\Composer\\ScriptHandler::installRequirementsFile"
        ],
        "post-update-cmd": [
            "Sensio\\Bundle\\DistributionBundle\\Composer\\ScriptHandler::buildBootstrap",
            "Sensio\\Bundle\\DistributionBundle\\Composer\\ScriptHandler::clearCache",
            "Sensio\\Bundle\\DistributionBundle\\Composer\\ScriptHandler::installAssets",
            "Sensio\\Bundle\\DistributionBundle\\Composer\\ScriptHandler::installRequirementsFile"
        ]
    },
    "extra": {
        "symfony-app-dir": "app",
        "symfony-web-dir": "web",
        "branch-alias": {
            "dev-master": "2.1-dev"
        }
    }
}
Si une âme charitable passe par là merci de me dépanner je suis complètement bloqué après plusieurs re-tentative from scratch...

Nico