我做了一個composer create-project laravel/laravel .和一個composer require tcg/voyager。我一直得到這個。Using version ^1.4 for tcg/voyager./composer.json has been updatedLoading composer repositories with package informationUpdating dependencies (including require-dev)Your requirements could not be resolved to an installable set of packages.  Problem 1    - Conclusion: don't install tcg/voyager v1.4.2    - Conclusion: don't install tcg/voyager v1.4.1    - Conclusion: don't install tcg/voyager v1.4.0    - Conclusion: don't install tcg/voyager 1.x-dev    - Conclusion: remove league/flysystem 1.1.0    - Installation request for tcg/voyager ^1.4 -> satisfiable by tcg/voyager[1.4.x-dev, 1.x-dev, v1.4.0, v1.4.1, v1.4.2].    - Conclusion: don't install league/flysystem 1.1.0    - tcg/voyager 1.4.x-dev requires league/flysystem ~1.0.41 -> satisfiable by league/flysystem[1.0.41, 1.0.42, 1.0.43, 1.0.44, 1.0.45, 1.0.46, 1.0.47, 1.0.48, 1.0.49, 1.0.50, 1.0.51, 1.0.52, 1.0.53, 1.0.54, 1.0.55, 1.0.56, 1.0.57, 1.0.58, 1.0.59, 1.0.60, 1.0.61, 1.0.62, 1.0.63, 1.0.64, 1.0.65, 1.0.66, 1.0.67, 1.0.68, 1.0.69, 1.0.70, 1.0.x-dev].    - Can only install one of: league/flysystem[1.0.41, 1.1.0].    - Can only install one of: league/flysystem[1.0.42, 1.1.0].    - Can only install one of: league/flysystem[1.0.43, 1.1.0].    - Can only install one of: league/flysystem[1.0.44, 1.1.0].    - Can only install one of: league/flysystem[1.0.45, 1.1.0].    - Can only install one of: league/flysystem[1.0.46, 1.1.0].    - Can only install one of: league/flysystem[1.0.47, 1.1.0].    - Can only install one of: league/flysystem[1.0.48, 1.1.0].Installation failed, reverting ./composer.json to its original content.我嘗試清除緩存并重新啟動該過程composer update --ignore-platform-reqs。這些似乎都不起作用。我什至嘗試在 voyager 之前安裝 Flysystem，就像這個討論所說的：https://laracasts.com/discuss/channels/general-discussion/having-problems-with-laravel-53-voyager