老师您好，按照视频进行首次打包，遇到下面的问题，麻烦老师帮忙解决一下，谢谢！
问题：
FAILURE: Build failed with an exception.

• Where:
  Script ‘/Users/zhuquanming/Documents/project/vscode/crossz/node_modules/@react-native-community/cli-platform-android/native_modules.gradle’ line: 192

• What went wrong:
  A problem occurred evaluating settings ‘crossz’.

Cannot get property ‘packageName’ on null object

• Try:
  Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

• Get more help at https://help.gradle.org

项目package.json配置：
{
“name”: “crossz”,
“version”: “0.0.1”,
“private”: true,
“scripts”: {
“start”: “react-native start”,
“test”: “jest”,
“lint”: “eslint .”
},
“dependencies”: {
“console”: “^0.7.2”,
“lodash”: “^4.17.15”,
“prop-types”: “^15.7.2”,
“react”: “16.8.6”,
“react-native”: “0.60.4”,
“react-native-flexi-radio-button”: “^0.2.2”,
“react-native-linear-gradient”: “^2.5.6”,
“react-native-reanimated”: “^1.1.0”,
“react-native-side-menu”: “^1.1.3”,
“react-native-simple-radio-button”: “^2.7.3”,
“react-native-vector-icons”: “^6.6.0”,
“react-native-webview”: “^6.6.0”,
“react-navigation”: “^3.11.1”,
“react-navigation-redux-helpers”: “^3.0.2”,
“react-redux”: “^7.1.0”,
“redux”: “^4.0.4”,
“redux-devtools”: “^3.5.0”,
“redux-thunk”: “^2.3.0”
},
“devDependencies”: {
"@babel/core": “^7.5.5”,
"@babel/runtime": “^7.5.5”,
"@react-native-community/eslint-config": “^0.0.5”,
“babel-jest”: “^24.8.0”,
“eslint”: “^6.1.0”,
“jest”: “^24.8.0”,
“metro-react-native-babel-preset”: “^0.55.0”,
“react-native-gesture-handler”: “1.0.16”,
“react-test-renderer”: “16.8.6”
},
“jest”: {
“preset”: “react-native”
}
}
下面是native_modules.gradle 192行截图：

问题截图：

麻烦老师帮忙解决一下！万分感谢！