作曲更新包不见了错误

我通过laravel的克隆项目的一个新的副本，这是composer.json作曲更新包不见了错误

{ 
    "name": "laravel/laravel", 
    "description": "The Laravel Framework.", 
    "keywords": ["framework", "laravel"], 
    "license": "MIT", 
    "require": { 
     "laravel/framework": "4.2.*", 
     "vtalbot/markdown": "1.*", 
     "mews/purifier": "dev-master", 
     "hybridauth/hybridauth": "dev-master#6d89473", 
     "symfony/yaml": "dev-master", 
     "greggilbert/recaptcha": "1.*", 
     "php": ">=5.3.0", 
     "ext-curl": "*", 
     "ext-json": "*", 
     "gloudemans/shoppingcart": "~1.2", 
     "stripe/stripe-php":"dev-master" 
    }, 
    "autoload": { 
     "classmap": [ 
      "app/commands", 
      "app/controllers", 
      "app/models", 
      "app/database/migrations", 
      "app/database/seeds", 
      "app/tests/TestCase.php" 
     ], 
     "files" : [ 
      "vendor/stripe/stripe-php/lib/Stripe.php" 
     ] 
    }, 
    "scripts": { 
     "post-install-cmd": [ 
      "php artisan clear-compiled", 
      "php artisan optimize" 
     ], 
     "post-update-cmd": [ 
      "php artisan clear-compiled", 
      "php artisan optimize" 
     ], 
     "post-create-project-cmd": [ 
      "php artisan key:generate" 
     ] 
    }, 
    "config": { 
     "preferred-install": "dist" 
    }, 
    "minimum-stability": "stable" 
}

内，但是当我尝试composer update我得到这个错误：

$ composer update 
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 v4.2.19 
    - Conclusion: don't install laravel/framework v4.2.18 
    - Conclusion: don't install laravel/framework v4.2.17 
    - Conclusion: don't install laravel/framework v4.2.16 
    - Conclusion: don't install laravel/framework v4.2.15 
    - Conclusion: don't install laravel/framework v4.2.14 
    - Conclusion: don't install laravel/framework v4.2.13 
    - Conclusion: don't install laravel/framework v4.2.12 
    - Conclusion: don't install laravel/framework v4.2.11 
    - Conclusion: don't install laravel/framework v4.2.10 
    - Conclusion: don't install laravel/framework v4.2.9 
    - Conclusion: don't install laravel/framework v4.2.8 
    - Conclusion: don't install laravel/framework v4.2.7 
    - Conclusion: don't install laravel/framework v4.2.6 
    - Conclusion: don't install laravel/framework v4.2.5 
    - Conclusion: don't install laravel/framework v4.2.4 
    - Conclusion: don't install laravel/framework v4.2.3 
    - Installation request for mews/purifier dev-master -> satisfiable by mews/purifier[dev-master]. 
    - Conclusion: don't install laravel/framework v4.2.2 
    - Conclusion: don't install laravel/framework v4.2.1 
    - mews/purifier dev-master requires illuminate/filesystem ~5.1 -> satisfiable by illuminate/filesystem[v5.1.1, v5.1.13, v5.1.16, v5.1.2, v5.1.20, v5.1.22, v5.1.25, v5.1.28, v5.1.30, v5.1.31, v5.1.6, v5.1.8, v5.2.0, v5.2.19, v5.2.21, v5.2.6, v5.2.7]. 
    - don't install illuminate/filesystem v5.1.1|don't install laravel/framework v4.2.0 
    - don't install illuminate/filesystem v5.1.13|don't install laravel/framework v4.2.0 
    - don't install illuminate/filesystem v5.1.16|don't install laravel/framework v4.2.0 
    - don't install illuminate/filesystem v5.1.2|don't install laravel/framework v4.2.0 
    - don't install illuminate/filesystem v5.1.20|don't install laravel/framework v4.2.0 
    - don't install illuminate/filesystem v5.1.22|don't install laravel/framework v4.2.0 
    - don't install illuminate/filesystem v5.1.25|don't install laravel/framework v4.2.0 
    - don't install illuminate/filesystem v5.1.28|don't install laravel/framework v4.2.0 
    - don't install illuminate/filesystem v5.1.30|don't install laravel/framework v4.2.0 
    - don't install illuminate/filesystem v5.1.31|don't install laravel/framework v4.2.0 
    - don't install illuminate/filesystem v5.1.6|don't install laravel/framework v4.2.0 
    - don't install illuminate/filesystem v5.1.8|don't install laravel/framework v4.2.0 
    - don't install illuminate/filesystem v5.2.0|don't install laravel/framework v4.2.0 
    - don't install illuminate/filesystem v5.2.19|don't install laravel/framework v4.2.0 
    - don't install illuminate/filesystem v5.2.21|don't install laravel/framework v4.2.0 
    - don't install illuminate/filesystem v5.2.6|don't install laravel/framework v4.2.0 
    - don't install illuminate/filesystem v5.2.7|don't install laravel/framework v4.2.0 
    - Installation request for laravel/framework 4.2.* -> satisfiable by laravel/framework[v4.2.0, v4.2.1, v4.2.10, v4.2.11, v4.2.12, v4.2.13, v4.2.14, v4.2.15, v4.2.16, v4.2.17, v4.2.18, v4.2.19, v4.2.2, v4.2.3, v4.2.4, v4.2.5, v4.2.6, v4.2.7, v4.2.8, v4.2.9].

有没有人有这个错误的想法？

来源

2016-03-16 gadss

看来你的项目做的马厩/净化器是为laravel 5更新前和DEV-主现在需要laravel 5.

你所要做的唯一事情是改变的马厩的版本/从净化器dev-master至dev-master-l4（请参阅）

来源

2016-03-16 11:09:37

这是因为您需要安装的软件包与laravel框架版本不兼容。您可以使用以下命令示例“composer require”foo/bar来安装具有所需版本的每个软件包：1.0.0“

来源

2016-03-16 11:12:36

作曲更新包不见了错误

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