RN开发中常见的错误提示及解决方案

1.undefined is not an object (evaluating 'CameraManager.Aspect’)

命令行执行react-native link react-native-camera，然后在react-native run-ios

2.Android studio 升级3.0后ReactNative 打包报错 Could not find com.android.tools.build:gradle:3.0.0.