laravel 5.4 にcartalyst/tagsをインストールしたいのですが、 composer install/の後にエラーが発生しましたcomposer update。
エラーは次のとおりです。
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 laravel/framework v5.4.5
- Conclusion: don't install laravel/framework v5.4.4
- Conclusion: remove laravel/framework v5.4.3
- Conclusion: don't install laravel/framework v5.4.3
- Installation request for cartalyst/tags ^3.0 -> satisfiable by cartalyst/tags[v3.0.0].
- Conclusion: don't install laravel/framework v5.4.2
- Conclusion: don't install laravel/framework v5.4.1
- cartalyst/tags v3.0.0 requires illuminate/database 5.3.* -> satisfiable by illuminate/database[v5.3.0, v5.3.16, v5.3.23, v5.3.4].
- don't install laravel/framework v5.4.0|don't install illuminate/database v5.3.0
- don't install laravel/framework v5.4.0|don't install illuminate/database v5.3.16
- don't install laravel/framework v5.4.0|don't install illuminate/database v5.3.23
- don't install laravel/framework v5.4.0|don't install illuminate/database v5.3.4
- Installation request for laravel/framework 5.4.* -> satisfiable by laravel/framework[v5.4.0, v5.4.1, v5.4.2, v5.4.3, v5.4.4, v5.4.5].