我从奏鸣曲的第4版开始。 3的效果很好，但第4版的功能发生了很多变化。 过了一会儿，我发现here的安装方法，但返回下一个错误。
Problem 1
- sensio/generator-bundle v3.1.7 requires symfony/framework-bundle ~2.7|~3.0 -> satisfiable by symfony/framework-bundle[2.7.x-dev, 2.8.x-dev, 3.0.x-dev, 3.1.x-dev, 3.2.x-dev, 3.3.x-dev, 3.4.x-dev, v3.4.0, v3.4.1, v3.4.10, v3.4.11, v3.4.12, v3.4.13, v3.4.14, v3.4.2, v3.4.3, v3.4.4, v3.4.5, v3.4.6, v3.4.7, v3.4.8, v3.4.9] but these conflict with your requirements or minimum-stability.
- sensio/generator-bundle v3.1.6 requires symfony/framework-bundle ~2.7|~3.0 -> satisfiable by symfony/framework-bundle[2.7.x-dev, 2.8.x-dev, 3.0.x-dev, 3.1.x-dev, 3.2.x-dev, 3.3.x-dev, 3.4.x-dev, v3.4.0, v3.4.1, v3.4.10, v3.4.11, v3.4.12, v3.4.13, v3.4.14, v3.4.2, v3.4.3, v3.4.4, v3.4.5, v3.4.6, v3.4.7, v3.4.8, v3.4.9] but these conflict with your requirements or minimum-stability.
- sensio/generator-bundle v3.1.5 requires symfony/framework-bundle ~2.7|~3.0 -> satisfiable by symfony/framework-bundle[2.7.x-dev, 2.8.x-dev, 3.0.x-dev, 3.1.x-dev, 3.2.x-dev, 3.3.x-dev, 3.4.x-dev, v3.4.0, v3.4.1, v3.4.10, v3.4.11, v3.4.12, v3.4.13, v3.4.14, v3.4.2, v3.4.3, v3.4.4, v3.4.5, v3.4.6, v3.4.7, v3.4.8, v3.4.9] but these conflict with your requirements or minimum-stability.
- sensio/generator-bundle v3.1.4 requires symfony/framework-bundle ~2.7|~3.0 -> satisfiable by symfony/framework-bundle[2.7.x-dev, 2.8.x-dev, 3.0.x-dev, 3.1.x-dev, 3.2.x-dev, 3.3.x-dev, 3.4.x-dev, v3.4.0, v3.4.1, v3.4.10, v3.4.11, v3.4.12, v3.4.13, v3.4.14, v3.4.2, v3.4.3, v3.4.4, v3.4.5, v3.4.6, v3.4.7, v3.4.8, v3.4.9] but these conflict with your requirements or minimum-stability.
- sensio/generator-bundle v3.1.3 requires symfony/framework-bundle ~2.7|~3.0 -> satisfiable by symfony/framework-bundle[2.7.x-dev, 2.8.x-dev, 3.0.x-dev, 3.1.x-dev, 3.2.x-dev, 3.3.x-dev, 3.4.x-dev, v3.4.0, v3.4.1, v3.4.10, v3.4.11, v3.4.12, v3.4.13, v3.4.14, v3.4.2, v3.4.3, v3.4.4, v3.4.5, v3.4.6, v3.4.7, v3.4.8, v3.4.9] but these conflict with your requirements or minimum-stability.
- sensio/generator-bundle v3.1.2 requires symfony/framework-bundle ~2.7|~3.0 -> satisfiable by symfony/framework-bundle[2.7.x-dev, 2.8.x-dev, 3.0.x-dev, 3.1.x-dev, 3.2.x-dev, 3.3.x-dev, 3.4.x-dev, v3.4.0, v3.4.1, v3.4.10, v3.4.11, v3.4.12, v3.4.13, v3.4.14, v3.4.2, v3.4.3, v3.4.4, v3.4.5, v3.4.6, v3.4.7, v3.4.8, v3.4.9] but these conflict with your requirements or minimum-stability.
- sensio/generator-bundle v3.1.1 requires symfony/framework-bundle ~2.7|~3.0 -> satisfiable by symfony/framework-bundle[2.7.x-dev, 2.8.x-dev, 3.0.x-dev, 3.1.x-dev, 3.2.x-dev, 3.3.x-dev, 3.4.x-dev, v3.4.0, v3.4.1, v3.4.10, v3.4.11, v3.4.12, v3.4.13, v3.4.14, v3.4.2, v3.4.3, v3.4.4, v3.4.5, v3.4.6, v3.4.7, v3.4.8, v3.4.9] but these conflict with your requirements or minimum-stability.
- sensio/generator-bundle 3.1.0 requires symfony/framework-bundle ~2.7|~3.0 -> satisfiable by symfony/framework-bundle[2.7.x-dev, 2.8.x-dev, 3.0.x-dev, 3.1.x-dev, 3.2.x-dev, 3.3.x-dev, 3.4.x-dev, v3.4.0, v3.4.1, v3.4.10, v3.4.11, v3.4.12, v3.4.13, v3.4.14, v3.4.2, v3.4.3, v3.4.4, v3.4.5, v3.4.6, v3.4.7, v3.4.8, v3.4.9] but these conflict with your requirements or minimum-stability.
- Installation request for sensio/generator-bundle ^3.1 -> satisfiable by sensio/generator-bundle[3.1.0, v3.1.1, v3.1.2, v3.1.3, v3.1.4, v3.1.5, v3.1.6, v3.1.7].
我试图强制使用版本4，并且它返回了我
Your requirements could not be resolved to an installable set of packages.
Problem 1
- The requested package sensio/generator-bundle ^4.0 exists as sensio/generator-bundle[2.0.x-dev, 2.1.x-dev, 2.2.x-dev, 2.4.x-dev, 2.5.x-dev, 3.1.0, dev-master, 3.1.x-dev, v2.0.17, v2.0.18, v2.0.19, v2.0.20, v2.0.22, v2.0.23, v2.1.0, v2.1.0-RC2, v2.1.10, v2.1.11, v2.1.3, v2.1.4, v2.1.5, v2.1.7, v2.1.8, v2.1.9, v2.2.0, v2.2.0-BETA1, v2.2.0-BETA2, v2.2.0-RC1, v2.2.0-RC2, v2.2.0-RC3, v2.2.1, v2.2.2, v2.2.3, v2.2.4, v2.2.5, v2.2.6, v2.3.0, v2.3.0-BETA1, v2.3.0-BETA2, v2.3.0-RC1, v2.3.1, v2.3.2, v2.3.3, v2.3.4, v2.3.5, v2.4.0, v2.4.1, v2.4.2, v2.4.3, v2.4.4, v2.4.5, v2.5.0, v2.5.1, v2.5.2, v2.5.3, v3.0.0, v3.0.1, v3.0.10, v3.0.11, v3.0.2, v3.0.3, v3.0.4, v3.0.5, v3.0.6, v3.0.7, v3.0.8, v3.0.9, v3.1.1, v3.1.2, v3.1.3, v3.1.4, v3.1.5, v3.1.6, v3.1.7] but these are rejected by your constraint.
这是所有捆绑包的信息
$ php composer.phar show
behat/transliterator v1.2.0 String transliterator
cocur/slugify v3.1 Converts a string into a slug.
doctrine/annotations v1.6.0 Docblock Annotations Parser
doctrine/cache v1.7.1 Caching library offering an object-oriented API for many cache backends
doctrine/collections v1.5.0 Collections Abstraction library
doctrine/common v2.9.0 Common Library for Doctrine projects
doctrine/dbal v2.8.0 Database Abstraction Layer
doctrine/doctrine-bundle 1.9.1 Symfony DoctrineBundle
doctrine/doctrine-cache-bundle 1.3.3 Symfony Bundle for Doctrine Cache
doctrine/doctrine-migrations-bundle v1.3.1 Symfony DoctrineMigrationsBundle
doctrine/event-manager v1.0.0 Doctrine Event Manager component
doctrine/inflector v1.3.0 Common String Manipulations with regard to casing and singular/plural rules.
doctrine/instantiator 1.1.0 A small, lightweight utility to instantiate objects in PHP without invoking their constructors
doctrine/lexer v1.0.1 Base library for a lexer that can be used in Top-Down, Recursive Descent Parsers.
doctrine/migrations v1.8.1 Database Schema migrations using Doctrine DBAL
doctrine/orm v2.6.2 Object-Relational-Mapper for PHP
doctrine/persistence v1.0.0 Doctrine Persistence abstractions.
doctrine/reflection v1.0.0 Doctrine Reflection component
easycorp/easy-log-handler v1.0.7 A handler for Monolog that optimizes log messages to be processed by humans instead of software. Improve you...
egulias/email-validator 2.1.4 A library for validating emails against several RFCs
fig/link-util 1.0.0 Common utility implementations for HTTP links
gedmo/doctrine-extensions v2.4.36 Doctrine2 behavioral extensions
jdorn/sql-formatter v1.2.17 a PHP SQL highlighting library
knplabs/knp-menu 2.3.0 An object oriented menu library
knplabs/knp-menu-bundle v2.2.1 This bundle provides an integration of the KnpMenu library
monolog/monolog 1.23.0 Sends your logs to files, sockets, inboxes, databases and various web services
nikic/php-parser v4.0.3 A PHP parser written in PHP
ocramius/package-versions 1.3.0 Composer plugin that provides efficient querying for installed package versions (no runtime IO)
ocramius/proxy-manager 2.1.1 A library providing utilities to generate, instantiate and generally operate with Object Proxies
phpdocumentor/reflection-common 1.0.1 Common reflection classes used by phpdocumentor to reflect the code structure
phpdocumentor/reflection-docblock 4.3.0 With this component, a library can provide support for annotations via DocBlocks or otherwise retrieve infor...
phpdocumentor/type-resolver 0.4.0
psr/cache 1.0.1 Common interface for caching libraries
psr/container 1.0.0 Common Container Interface (PHP FIG PSR-11)
psr/link 1.0.0 Common interfaces for HTTP links
psr/log 1.0.2 Common interface for logging libraries
psr/simple-cache 1.0.1 Common interfaces for simple caching
sensio/framework-extra-bundle v5.2.0 This bundle provides a way to configure your controllers with annotations
sonata-project/admin-bundle 3.37.0 The missing Symfony Admin Generator
sonata-project/block-bundle 3.12.1 Symfony SonataBlockBundle
sonata-project/cache 2.0.1 Cache library
sonata-project/core-bundle 3.11.2 Symfony SonataCoreBundle
sonata-project/datagrid-bundle 2.3.1 Symfony SonataDatagridBundle
sonata-project/doctrine-orm-admin-bundle 3.6.1 Symfony Sonata / Integrate Doctrine ORM into the SonataAdminBundle
sonata-project/exporter 1.9.1 Lightweight Exporter library
stof/doctrine-extensions-bundle v1.3.0 Integration of the gedmo/doctrine-extensions with Symfony2
swiftmailer/swiftmailer v6.1.2 Swiftmailer, free feature-rich PHP mailer
symfony/asset v4.1.3 Symfony Asset Component
symfony/browser-kit v4.1.3 Symfony BrowserKit Component
symfony/cache v4.1.3 Symfony Cache component with PSR-6, PSR-16, and tags
symfony/class-loader v3.4.14 Symfony ClassLoader Component
symfony/config v4.1.3 Symfony Config Component
symfony/console v4.1.3 Symfony Console Component
symfony/css-selector v4.1.3 Symfony CssSelector Component
symfony/debug v4.1.3 Symfony Debug Component
symfony/debug-bundle v4.1.3 Symfony DebugBundle
symfony/debug-pack v1.0.5 A debug pack for Symfony projects
symfony/dependency-injection v4.1.3 Symfony DependencyInjection Component
symfony/doctrine-bridge v4.1.3 Symfony Doctrine Bridge
symfony/dom-crawler v4.1.3 Symfony DomCrawler Component
symfony/dotenv v4.1.3 Registers environment variables from a .env file
symfony/event-dispatcher v4.1.3 Symfony EventDispatcher Component
symfony/expression-language v4.1.3 Symfony ExpressionLanguage Component
symfony/filesystem v4.1.3 Symfony Filesystem Component
symfony/finder v4.1.3 Symfony Finder Component
symfony/flex v1.0.89 Composer plugin for Symfony
symfony/form v4.1.3 Symfony Form Component
symfony/framework-bundle v4.1.3 Symfony FrameworkBundle
symfony/http-foundation v4.1.3 Symfony HttpFoundation Component
symfony/http-kernel v4.1.3 Symfony HttpKernel Component
symfony/inflector v4.1.3 Symfony Inflector Component
symfony/intl v4.1.3 A PHP replacement layer for the C intl extension that includes additional data from the ICU library.
symfony/lts dev-master Enforces Long Term Supported versions of Symfony components
symfony/maker-bundle v1.6.0 Symfony Maker helps you create empty commands, controllers, form classes, tests and more so you can forget a...
symfony/monolog-bridge v4.1.3 Symfony Monolog Bridge
symfony/monolog-bundle v3.3.0 Symfony MonologBundle
symfony/options-resolver v4.1.3 Symfony OptionsResolver Component
symfony/orm-pack v1.0.5 A pack for the Doctrine ORM
symfony/phpunit-bridge v4.1.3 Symfony PHPUnit Bridge
symfony/polyfill-ctype v1.9.0 Symfony polyfill for ctype functions
symfony/polyfill-intl-icu v1.9.0 Symfony polyfill for intl's ICU-related data and classes
symfony/polyfill-mbstring v1.9.0 Symfony polyfill for the Mbstring extension
symfony/polyfill-php72 v1.9.0 Symfony polyfill backporting some PHP 7.2+ features to lower PHP versions
symfony/process v4.1.3 Symfony Process Component
symfony/profiler-pack v1.0.3 A pack for the Symfony web profiler
symfony/property-access v4.1.3 Symfony PropertyAccess Component
symfony/property-info v4.1.3 Symfony Property Info Component
symfony/routing v4.1.3 Symfony Routing Component
symfony/security v4.1.3 Symfony Security Component
symfony/security-acl v3.0.1 Symfony Security Component - ACL (Access Control List)
symfony/security-bundle v4.1.3 Symfony SecurityBundle
symfony/serializer v4.1.3 Symfony Serializer Component
symfony/serializer-pack v1.0.1 A pack for the Symfony serializer
symfony/stopwatch v4.1.3 Symfony Stopwatch Component
symfony/swiftmailer-bundle v3.2.2 Symfony SwiftmailerBundle
symfony/templating v4.1.3 Symfony Templating Component
symfony/test-pack v1.0.2 A pack for functional testing within a Symfony app
symfony/translation v4.1.3 Symfony Translation Component
symfony/twig-bridge v4.1.3 Symfony Twig Bridge
symfony/twig-bundle v4.1.3 Symfony TwigBundle
symfony/validator v4.1.3 Symfony Validator Component
symfony/var-dumper v4.1.3 Symfony mechanism for exploring and dumping PHP variables
symfony/web-link v4.1.3 Symfony WebLink Component
symfony/web-profiler-bundle v4.1.3 Symfony WebProfilerBundle
symfony/web-server-bundle v4.1.3 Symfony WebServerBundle
symfony/yaml v4.1.3 Symfony Yaml Component
twig/extensions v1.5.2 Common additional features for Twig that do not directly belong in core
twig/twig v2.5.0 Twig, the flexible, fast, and secure template language for PHP
webmozart/assert 1.3.0 Assertions to validate method input/output with nice error messages.
zendframework/zend-code 3.3.0 provides facilities to generate arbitrary code using an object oriented interface
zendframework/zend-eventmanager 3.2.1 Trigger and listen to events within a PHP application
编辑
这是composer.json
{
"type": "project",
"license": "proprietary",
"require": {
"php": "^7.1.3",
"ext-iconv": "*",
"sensio/framework-extra-bundle": "^5.1",
"sonata-project/admin-bundle": "^3.37",
"sonata-project/doctrine-orm-admin-bundle": "^3.6",
"stof/doctrine-extensions-bundle": "^1.3",
"symfony/asset": "^4.1",
"symfony/console": "^4.1",
"symfony/expression-language": "^4.1",
"symfony/flex": "^1.0",
"symfony/form": "^4.1",
"symfony/framework-bundle": "^4.1",
"symfony/lts": "^4@dev",
"symfony/monolog-bundle": "^3.1",
"symfony/orm-pack": "^1.0",
"symfony/process": "^4.1",
"symfony/security-bundle": "^4.1",
"symfony/serializer-pack": "*",
"symfony/swiftmailer-bundle": "^3.1",
"symfony/twig-bundle": "^4.1",
"symfony/validator": "^4.1",
"symfony/web-link": "^4.1",
"symfony/web-server-bundle": "^4.1",
"symfony/yaml": "^4.1"
},
"require-dev": {
"symfony/debug-pack": "*",
"symfony/dotenv": "^4.1",
"symfony/maker-bundle": "^1.6",
"symfony/profiler-pack": "*",
"symfony/test-pack": "^1.0"
},
"config": {
"preferred-install": {
"*": "dist"
},
"sort-packages": true
},
"autoload": {
"psr-4": {
"App\\": "src/"
}
},
"autoload-dev": {
"psr-4": {
"App\\Tests\\": "tests/"
}
},
"replace": {
"symfony/polyfill-iconv": "*",
"symfony/polyfill-php71": "*",
"symfony/polyfill-php70": "*",
"symfony/polyfill-php56": "*"
},
"scripts": {
"auto-scripts": {
"cache:clear": "symfony-cmd",
"assets:install %PUBLIC_DIR%": "symfony-cmd"
},
"post-install-cmd": [
"@auto-scripts"
],
"post-update-cmd": [
"@auto-scripts"
]
},
"conflict": {
"symfony/symfony": "*"
},
"extra": {
"symfony": {
"allow-contrib": false
}
}
}
答案 0 :(得分：1)
这里的问题非常简单：如果您需要3.1版的生成器捆绑包（或通常每个3.x版本），则必须具有symfony 3，因为该捆绑包与sf4不兼容。因此，您的第一次尝试将不会成功。
如果您要求使用此捆绑软件的版本4，则会收到错误消息，因为没有带有4标签的标签版本。
事实上，您可以在symfony 4项目中使用t his bundle is replaced with MakerBundle
答案 1 :(得分：-1)
删除 composer.lock
删除 composer缓存
清除供应商文件夹
然后
composer update
我成功地为您的 composer.json 完成了composer update的Symfony 4.1空项目