Я поделюсь с вами composer.json.Я думаю, что проблема возникла из-за устаревшей версии различных библиотек.Но я могу опознать одну ведьму
{
"name": "tarik/sonatacms",
"license": "proprietary",
"type": "project",
"autoload": {
"psr-4": {
"": "src/",
"SymfonyStandard\\": "app/SymfonyStandard/"
}
},
"require": {
"php": ">=7.0.3",
"symfony/symfony": "2.8.*",
"doctrine/orm": "^2.4.8",
"doctrine/doctrine-bundle": "~1.4",
"symfony/assetic-bundle": "~2.3",
"symfony/swiftmailer-bundle": "~2.3",
"symfony/monolog-bundle": "~2.4",
"sensio/distribution-bundle": "~4.0",
"sensio/framework-extra-bundle": "^3.0.2",
"incenteev/composer-parameter-handler": "~2.0",
"sonata-project/core-bundle": "3.10.*",
"sonata-project/admin-bundle": "3.0.*",
"sonata-project/doctrine-orm-admin-bundle": "3.0.*",
"sonata-project/user-bundle": "3.0.*",
"sonata-project/datagrid-bundle": "2.3.1",
"sonata-project/easy-extends-bundle": "^2.1",
"sonata-project/intl-bundle": "^2.2",
"sonata-project/classification-bundle": "3.0.0",
"sonata-project/media-bundle": "3.0.0",
"jms/serializer-bundle": "^1.0",
"stof/doctrine-extensions-bundle": "^1.2",
"tilleuls/ckeditor-sonata-media-bundle": "1.0.5",
"egeloen/ckeditor-bundle": "4.0.*",
"ibrows/sonata-translation-bundle" : "1.0.*",
"sonata-project/block-bundle": "3.10.*",
"sonata-project/cache-bundle": "^2.2",
"sonata-project/seo-bundle": "^2.0",
"sonata-project/notification-bundle": "3.0.*",
"symfony-cmf/routing-bundle": "~1.1",
"sonata-project/page-bundle": "3.0.*",
"sonata-project/formatter-bundle": "3.2.1",
"videlalvaro/php-amqplib": "^2.6",
"liip/monitor-bundle": "^2.3",
"liip/imagine-bundle": "^1.3",
"sonata-project/news-bundle": "3.10.* || 3.0.*",
"symfony-cmf/core-bundle": "^1.2",
"sonata-project/timeline-bundle": "3.0.*",
"sonata-project/translation-bundle": "2.0.2",
"hwi/oauth-bundle": "^0.4.0",
"beberlei/DoctrineExtensions": "^1.0",
"friendsofsymfony/elastica-bundle": "^3.1",
"knplabs/knp-snappy-bundle": "^1.4",
"h4cc/wkhtmltopdf-amd64": "0.12.x",
"h4cc/wkhtmltopdf-i386": "0.12.x",
"friendsofsymfony/comment-bundle": "^2.0",
"sonata-project/comment-bundle": "3.0.0",
"knplabs/knp-paginator-bundle": "2.4.2",
"kptive/payment-sips-bundle": "^1.0",
"symfony/var-dumper": "^3.1",
"herzult/forum-bundle": "dev-master",
"codeconsortium/ccdn-forum-bundle": "dev-master"
},
"require-dev": {
"sensio/generator-bundle": "~2.3",
"doctrine/doctrine-fixtures-bundle": "^2.3",
"hautelook/alice-bundle": "^1.2"
},
"scripts": {
"post-root-package-install": [
"SymfonyStandard\\Composer::hookRootPackageInstall"
],
"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",
"Sensio\\Bundle\\DistributionBundle\\Composer\\ScriptHandler::removeSymfonyStandardFiles",
"Sensio\\Bundle\\DistributionBundle\\Composer\\ScriptHandler::prepareDeploymentTarget"
],
"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",
"Sensio\\Bundle\\DistributionBundle\\Composer\\ScriptHandler::removeSymfonyStandardFiles",
"Sensio\\Bundle\\DistributionBundle\\Composer\\ScriptHandler::prepareDeploymentTarget"
]
},
"config": {
"bin-dir": "bin"
},
"extra": {
"symfony-app-dir": "app",
"symfony-web-dir": "web",
"symfony-assets-install": "relative",
"incenteev-parameters": {
"file": "app/config/parameters.yml"
}
}
}