Я пытаюсь обновить свое старое приложение symfony до sf 2.7, добавив версию в composer.json и выполнив:
composer update symfony/symfony --with-dependencies
Я использую PHP 7.2.У меня есть эта ошибка:
Loading composer repositories with package information
Updating dependencies (including require-dev)
Your requirements could not be resolved to an installable set of packages.
Problem 1
- Conclusion: don't install symfony/symfony v2.7.50
...
- Conclusion: don't install symfony/symfony v2.7.10
- Installation request for nelmio/api-doc-bundle (locked at 2.13.3, required as ~2.7) -> satisfiable by nelmio/api-doc-bundle[2.13.3].
- Conclusion: don't install symfony/symfony v2.7.9
...
- Conclusion: don't install symfony/symfony v2.7.1
- don't install symfony/asset v3.4.23|don't install symfony/symfony v2.7.0
- don't install symfony/symfony v2.7.0|remove symfony/asset v3.4.23
- don't install symfony/symfony v2.7.0|don't install symfony/asset v3.4.23
- Installation request for symfony/symfony 2.7.* -> satisfiable by symfony/symfony[v2.7.0, v2.7.1, v2.7.10, v2.7.11, v2.7.12, v2.7.13, v2.7.14, v2.7.15, v
2.7.16, v2.7.17, v2.7.18, v2.7.19, v2.7.2, v2.7.20, v2.7.21, v2.7.22, v2.7.23, v2.7.24, v2.7.25, v2.7.26, v2.7.27, v2.7.28, v2.7.29, v2.7.3, v2.7.30, v2.7.31,
v2.7.32, v2.7.33, v2.7.34, v2.7.35, v2.7.36, v2.7.37, v2.7.38, v2.7.39, v2.7.4, v2.7.40, v2.7.41, v2.7.42, v2.7.43, v2.7.44, v2.7.45, v2.7.46, v2.7.47, v2.7.
48, v2.7.49, v2.7.5, v2.7.50, v2.7.6, v2.7.7, v2.7.8, v2.7.9].
- Installation request for symfony/asset (locked at v3.4.23) -> satisfiable by symfony/asset[v3.4.23].
Наконец, я хотел бы обновить до 2.8
Кто-нибудь может мне помочь?Спасибо