laravel安装barryvdh/laravel-debugbar ^3.1报错

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E:edu>composer require barryvdh/laravel-debugbar
Using version ^3.1 for barryvdh/laravel-debugbar
./composer.json has been updated
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

- Installation request for barryvdh/laravel-debugbar ^3.1 -> satisfiable by barryvdh/laravel-debugbar[v3.1.0].
- Conclusion: remove laravel/framework v5.4.36
- Conclusion: don't install laravel/framework v5.4.36
- barryvdh/laravel-debugbar v3.1.0 requires illuminate/session 5.5.x -> satisfiable by illuminate/session[v5.5.0, v5.5.16, v5.5.17, v5.5.2].
- don't install illuminate/session v5.5.0|don't install laravel/framework v5.4.36
- don't install illuminate/session v5.5.16|don't install laravel/framework v5.4.36
- don't install illuminate/session v5.5.17|don't install laravel/framework v5.4.36
- don't install illuminate/session v5.5.2|don't install laravel/framework v5.4.36
- Installation request for laravel/framework (locked at v5.4.36, required as 5.4.*) -> satisfiable by laravel/framework[v5.4.36].

Installation failed, reverting ./composer.json to its original content.

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3 个回答

使用laravel5.4的时候,安装完2.4.3版本的之后,我如果再安装其他的包,就会报错误,说需要2.4.0版本的,
报错如下:

Updating dependencies (including require-dev)
Your requirements could not be resolved to an installable set of packages.
Problem 1
- The requested package barryvdh/laravel-debugbar (installed at v2.4.3, required as 2.4) is satisfiable by barryvdh/laravel-debugbar[v2.4.3] but these conflict with your requirements or minimum-stability.

后来又remove掉2.4.3,重新安装2.4.0,问题解决,所以使用2.4.0的比较好一些composer require barryvdh/laravel-debugbar:2.4.0

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