friendsofsymfony/rest-bundle 2.1.0 conflicts with sensio/framework-extra-bundle[v2.2.6] - web-services

Question

Hi my application is running with Symfony 2.2, I am trying to install FOSRESTBundle with commannde composer require friendsofsymfony/rest-bundle for this purpose but I am getting the following error.
Your requirements could not be resolved to an installable set of packages. Problem 1
- friendsofsymfony/rest-bundle 2.1.0 conflicts with sensio/framework-extra-bundle[v2.2.6].
- friendsofsymfony/rest-bundle 2.1.0 conflicts with sensio/framework-extra-bundle[v2.2.6].
- friendsofsymfony/rest-bundle 2.1.0 conflicts with sensio/framework-extra-bundle[v2.2.6].
- Installation request for friendsofsymfony/rest-bundle ^2.1 -> satisfiable by friendsofsymfony/rest-bundle[2.1.0].
- Installation request for sensio/framework-extra-bundle (locked at v2.2.6, required as 2.2.*) -> satisfiable by sensio/framework-extra-bundle[v2.2.6].Installation failed, reverting ./composer.json to its original content.
the content of composer.json is here
{
"name": "symfony/framework-standard-edition",
"description": "The \"Symfony Standard Edition\" distribution",
"autoload": {
"psr-0": { "": "src/" }
},
"require": {
"php": ">=5.3.3",
"symfony/symfony": "2.2.*",
"doctrine/orm": "~2.2,>=2.2.3",
"doctrine/doctrine-bundle": "1.2.*",
"twig/extensions": "1.0.*",
"symfony/assetic-bundle": "2.1.*",
"symfony/swiftmailer-bundle": "2.2.*",
"symfony/monolog-bundle": "2.2.*",
"sensio/distribution-bundle": "2.2.*",
"sensio/framework-extra-bundle": "2.2.*",
"sensio/generator-bundle": "2.2.*",
"jms/security-extra-bundle": "1.4.*",
"jms/di-extra-bundle": "1.3.*",
"winzou/console-bundle": "1.*",
"stof/doctrine-extensions-bundle": "1.1.x-dev",
"doctrine/doctrine-fixtures-bundle": "dev-master",
"doctrine/data-fixtures" : "dev-master",
"doctrine/doctrine-migrations-bundle": "dev-master",
"doctrine/migrations": "dev-master",
"friendsofsymfony/user-bundle": "*",
"knplabs/knp-markdown-bundle": "1.2.*#dev",
"ornicar/akismet-bundle": "dev-master",
"genemu/form-bundle": "2.1.*",
"spraed/pdf-generator-bundle": "^1.2",
"psliwa/pdf-bundle": "^1.0",
"knplabs/knp-snappy-bundle": "^1.3",
"h4cc/wkhtmltopdf-i386": "0.12.2.1",
"h4cc/wkhtmltoimage-i386": "0.12.2.1",
"obtao/html2pdf-bundle": "master-dev"
},
"scripts": {
"post-install-cmd": [
"Incenteev\\ParameterHandler\\ScriptHandler::buildParameters",
"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": [
"Incenteev\\ParameterHandler\\ScriptHandler::buildParameters",
"Sensio\\Bundle\\DistributionBundle\\Composer\\ScriptHandler::buildBootstrap",
"Sensio\\Bundle\\DistributionBundle\\Composer\\ScriptHandler::clearCache",
"Sensio\\Bundle\\DistributionBundle\\Composer\\ScriptHandler::installAssets",
"Sensio\\Bundle\\DistributionBundle\\Composer\\ScriptHandler::installRequirementsFile"
]
},
"minimum-stability": "stable",
"prefer-stable": true,
"config": {
"bin-dir": "bin"
},
"extra": {
"symfony-app-dir": "app",
"symfony-web-dir": "web",
"incenteev-parameters": {
"file": "app/config/parameters.yml"
},
"branch-alias": {
"dev-master": "2.3-dev"
}
}
}
Please suggest how to resolve this.

Answer 1

If you have symfony2.2 please try:
composer require friendsofsymfony/rest-bundle:1.5.3
Or update symfony.