Yii2 编写器错误：无法分析版本约束>=~2.

朋友们，当你尝试运行

作曲家更新

出现以下错误：

C:\wamp\www\mysystem>composer更新加载composer存储库 使用包信息更新依赖项（包括要求开发人员）

[UnexpectedValueException]无法分析版本约束

=~2:无效的版本字符串“~2”

更新[--首选源][--首选区][--干运行][--dev] [--无开发][--锁定][--无自定义安装程序][--无自动加载程序] [--没有脚本][--没有进展][--没有 -建议][--具有依赖关系][v | vv | vvv |--详细][o |--优化自动加载程序][a |--类映射权威] [--apcu自动加载器][--忽略平台需求][--p参考稳定] [--首选最低值][i |--交互][--根请求][--][ ]

以下是我的composer.json文件：

{
    "license": "BSD-3-Clause",
    "minimum-stability": "stable",
    "require": {
        "php": ">=5.4.0",
        "yiisoft/yii2": ">=2.0.5",
        "yiisoft/yii2-bootstrap": "*",
        "yiisoft/yii2-swiftmailer": "*",
        "fxp/composer-asset-plugin": "~1.1.1",       
        "trntv/yii2-datetime-widget": "*",
        "miloschuman/yii2-highcharts-widget": "dev-master",
        "kartik-v/yii2-money": "*",
        "kartik-v/yii2-slider": "*",
        "kartik-v/yii2-widget-datepicker": "@dev",
        "kartik-v/yii2-field-range": "*",
        "kartik-v/yii2-widget-colorinput": "*",
        "kartik-v/yii2-widget-sidenav": "@dev",
        "kartik-v/yii2-export": "@dev",
        "kartik-v/yii2-grid": "@dev",
        "yiidoc/yii2-redactor": "*",
        "tugmaks/yii2-google-maps": "dev-master",
        "yiisoft/yii2-imagine": "^2.0",
        "karpoff/yii2-crop-image-upload": "*",
        "cyneek/yii2-menu": "dev-master",
        "bupy7/yii2-widget-cropbox": "*",
        "philippfrenzel/yii2fullcalendar": "*",
        "kartik-v/yii2-widget-touchspin": "*"
    },
    "require-dev": {
        "yiisoft/yii2-debug": "*",
        "yiisoft/yii2-gii": "*",
        "yiisoft/yii2-faker": "*"
    },
    "config": {
        "process-timeout": 1800
    },
    "scripts": {
        "post-create-project-cmd": [
            "yii\\composer\\Installer::postCreateProject"
        ]
    },
    "extra": {
        "yii\\composer\\Installer::postCreateProject": {
            "setPermission": [
                {
                    "runtime": "0777",
                    "web/assets": "0777",
                    "yii": "0755"
                }
            ],
            "generateCookieValidationKey": [
                "config/web.php"
            ]
        },
        "asset-installer-paths": {
            "npm-asset-library": "vendor/npm",
            "bower-asset-library": "vendor/bower"
        }
    }
}

---

我在w7和ubuntu上试过

试着设置旧版本的

fxp/composer资产插件

：

composer global require "fxp/composer-asset-plugin:1.0.1"

或安装最新版本：

composer global require "fxp/composer-asset-plugin:dev-master"

---

尝试设置旧版本的fxp/composer资产插件：

composer global require "fxp/composer-asset-plugin:1.0.1"

或安装最新版本：

composer global require "fxp/composer-asset-plugin:dev-master"