#### 修改flutterSKD中的flutter.gradle文件 ``` //文件路径在FlutterSDK中的\packages\flutter_tools\gradle文件夹中 修改repositories为 repositories { // google() // jcenter() maven { url 'https://maven.aliyun.com/repository/google' } maven { url 'https://maven.aliyun.com/repository/jcenter' } maven { url 'http://maven.aliyun.com/nexus/content/groups/public' } } ``` #### 修改android项目的build.gradle文件 ``` repositories { // google() // center() maven { url 'https://maven.aliyun.com/repository/google' } maven { url 'https://maven.aliyun.com/repository/jcenter' } maven { url 'http://maven.aliyun.com/nexus/content/groups/public' } } ``` 重新编译