我将Symfony升级到5.0版本。
当我运行服务器时，一切正常。但是，当我使用作曲家（示例作曲家删除tattali / calendar-bundle）时，出现这些错误：
C:\cmder\roadtrip>composer remove tattali/calendar-bundle
Dependency "symfony/framework-bundle" is also a root requirement, but is not explicitly whitelisted. Ignoring.
Loading composer repositories with package information
Updating dependencies (including require-dev)
Restricting packages listed in "symfony/symfony" to "5.0.*"
Your requirements could not be resolved to an installable set of packages.
Problem 1
- The requested package symfony/console (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/console[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 2
- The requested package symfony/dotenv (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/dotenv[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 3
- The requested package symfony/filesystem (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/filesystem[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 4
- The requested package symfony/form (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/form[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 5
- The requested package symfony/framework-bundle (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/framework-bundle[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 6
- The requested package symfony/intl (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/intl[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 7
- The requested package symfony/property-access (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/property-access[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 8
- The requested package symfony/security-bundle (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/security-bundle[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 9
- The requested package symfony/serializer (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/serializer[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 10
- The requested package symfony/translation (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/translation[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 11
- The requested package symfony/validator (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/validator[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 12
- The requested package symfony/var-dumper (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/var-dumper[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 13
- The requested package symfony/yaml (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/yaml[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 14
- ocramius/package-versions 1.5.1 requires php ^7.3.0 -> your PHP version (7.2.27) does not satisfy that requirement.
- ocramius/package-versions 1.5.1 requires php ^7.3.0 -> your PHP version (7.2.27) does not satisfy that requirement.
- ocramius/package-versions 1.5.1 requires php ^7.3.0 -> your PHP version (7.2.27) does not satisfy that requirement.
- Installation request for ocramius/package-versions (locked at 1.5.1) -> satisfiable by ocramius/package-versions[1.5.1].
Removal failed, reverting ./composer.json to its original content.
我不知道要解决这个问题我必须做什么。
编辑：
我将Php更新到最新版本，解决了所有折旧问题，将doctrine-extensions捆绑包更改为Symfony 5支持的捆绑包。现在，出现这些错误：
C:\cmder\roadtrip>composer update knplabs/knp-paginator-bundle
Loading composer repositories with package information
Updating dependencies (including require-dev)
Restricting packages listed in "symfony/symfony" to "5.0.*"
Your requirements could not be resolved to an installable set of packages.
Problem 1
- The requested package symfony/console (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/console[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 2
- The requested package symfony/dotenv (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/dotenv[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 3
- The requested package symfony/filesystem (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/filesystem[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 4
- The requested package symfony/form (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/form[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 5
- The requested package symfony/framework-bundle (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/framework-bundle[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 6
- The requested package symfony/intl (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/intl[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 7
- The requested package symfony/property-access (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/property-access[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 8
- The requested package symfony/security-bundle (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/security-bundle[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 9
- The requested package symfony/serializer (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/serializer[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 10
- The requested package symfony/translation (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/translation[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 11
- The requested package symfony/validator (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/validator[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 12
- The requested package symfony/var-dumper (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/var-dumper[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 13
- The requested package symfony/yaml (locked at v4.4.4, required as 5.0.*) is satisfiable by symfony/yaml[v4.4.4] but these conflict with your requirements or minimum-stability.
Problem 14
- symfony/web-server-bundle v4.2.12 requires symfony/console ~3.4|~4.0 -> satisfiable by symfony/console[v4.4.4] but these conflict with your requirements or minimum-stability.
- symfony/web-server-bundle v4.2.12 requires symfony/console ~3.4|~4.0 -> satisfiable by symfony/console[v4.4.4] but these conflict with your requirements or minimum-stability.
- symfony/web-server-bundle v4.2.12 requires symfony/console ~3.4|~4.0 -> satisfiable by symfony/console[v4.4.4] but these conflict with your requirements or minimum-stability.
- Installation request for symfony/web-server-bundle (locked at v4.2.12, required as 4.2.*) -> satisfiable by symfony/web-server-bundle[v4.2.12].
我通过删除Web服务器捆绑包解决了我的问题。