java.lang.RuntimeException: com.facebook.react.devsupport.JSException: SyntaxError: Unexpected token ':'. Parse error - react-native

Question

Following error occurred while I was trying to run my android app on device(react-native).
I have latest react dependencies:
"react": "~16.0.0-alpha.6"
"react-native": "~0.44.2"
Please find stacktrace of error occurred below:
Stacktrace:
Got JS Exception: SyntaxError: Unexpected token ':'. Parse error. (index.android.bundle:1)
java.lang.RuntimeException: com.facebook.react.devsupport.JSException: SyntaxError: Unexpected token ':'. Parse error. (index.android.bundle:1)
at com.facebook.react.bridge.DefaultNativeModuleCallExceptionHandler.handleException(DefaultNativeModuleCallExceptionHandler.java:24)
at com.facebook.react.devsupport.DisabledDevSupportManager.handleException(DisabledDevSupportManager.java:156)
at com.facebook.react.cxxbridge.CatalystInstanceImpl.onNativeException(CatalystInstanceImpl.java:481)
at com.facebook.react.cxxbridge.CatalystInstanceImpl.access$700(CatalystInstanceImpl.java:51)
at com.facebook.react.cxxbridge.CatalystInstanceImpl$NativeExceptionHandler.handleException(CatalystInstanceImpl.java:497)
at com.facebook.react.bridge.queue.MessageQueueThreadHandler.dispatchMessage(MessageQueueThreadHandler.java:33)
at android.os.Looper.loop(Looper.java:135)
at com.facebook.react.bridge.queue.MessageQueueThreadImpl$3.run(MessageQueueThreadImpl.java:208)
at java.lang.Thread.run(Thread.java:818)
Caused by: com.facebook.react.devsupport.JSException: SyntaxError: Unexpected token ':'. Parse error. (index.android.bundle:1)
at com.facebook.react.bridge.queue.NativeRunnable.run(Native Method)
at android.os.Handler.handleCallback(Handler.java:739)
at android.os.Handler.dispatchMessage(Handler.java:95)
at com.facebook.react.bridge.queue.MessageQueueThreadHandler.dispatchMessage(MessageQueueThreadHandler.java:31)
at android.os.Looper.loop(Looper.java:135) 
at com.facebook.react.bridge.queue.MessageQueueThreadImpl$3.run(MessageQueueThreadImpl.java:208) 
at java.lang.Thread.run(Thread.java:818) 
Caused by: com.facebook.jni.CppException: SyntaxError: Unexpected token ':'. Parse error. (index.android.bundle:1)
at com.facebook.react.bridge.queue.NativeRunnable.run(Native Method) 
at android.os.Handler.handleCallback(Handler.java:739) 
at android.os.Handler.dispatchMessage(Handler.java:95) 
at com.facebook.react.bridge.queue.MessageQueueThreadHandler.dispatchMessage(MessageQueueThreadHandler.java:31) 
at android.os.Looper.loop(Looper.java:135) 
at com.facebook.react.bridge.queue.MessageQueueThreadImpl$3.run(MessageQueueThreadImpl.java:208) 
at java.lang.Thread.run(Thread.java:818) 
index.android.bundle :
{"from":"/Users/Workspace/react-native-app/node_modules/react-native/Libraries/react-native/React.js","to":"react/lib/React","message":"Unable to resolve module `react/lib/React` from `/Users/Workspace/react-native-app/node_modules/react-native/Libraries/react-native/React.js`: Module does not exist in the module map or in these directories:\n /Users/Workspace/react-native-app/node_modules/react-native/node_modules/react/lib\n, /Users/Workspace/react-native-app/node_modules/react/lib\n\nThis might be related to https://github.com/facebook/react-native/issues/4968\nTo resolve try the following:\n 1. Clear watchman watches: `watchman watch-del-all`.\n 2. Delete the `node_modules` folder: `rm -rf node_modules && npm install`.\n 3. Reset packager cache: `rm -fr $TMPDIR/react-*` or `npm start -- --reset-cache`.","name":"UnableToResolveError","type":"UnableToResolveError","errors":[{}]}
Package.json
{
"name": "Sample",
"version": "1.0.0",
"description": "Sample",
"main": "index.js",
"engines": {
"node": ">=4.3"
},
"scripts": {
"build": "(cd android/ && ./gradlew assembleDebug)",
"start": "node node_modules/react-native/local-cli/cli.js start",
"build-ios": "node node_modules/react-native/local-cli/cli.js bundle --
entry-file index.ios.js --bundle-output iOS/main.jsbundle --platform
\"ios\" --assets-dest ./ --dev false --reset-cache",
"build-android": "node node_modules/react-native/local-cli/cli.js
bundle --entry-file index.android.js --bundle-output iOS/main.jsbundle
--platform \"android\" --assets-dest ./ --dev false --reset-cache",
"ios": "node node_modules/react-native/local-cli/cli.js run-ios",
"android": "node node_modules/react-native/local-cli/cli.js run-
android"
},
"dependencies": {
"clevertap-react-native": "~0.1.2",
"immutable": "~3.8.1",
"react": "~16.0.0-alpha.6",
"react-native": "~0.44.2",
"react-native-code-push": "^2.0.3-beta",
"react-native-collapsible": "~0.7.0",
"react-native-fbsdk": "~0.4.0",
"react-native-google-signin": "~0.8.1",
"react-native-htmlview": "~0.5.0",
"react-native-icon-badge": "~1.1.1",
"react-native-icon-checkbox": "~1.2.0",
"react-native-keyboard-aware-scroll-view": "~0.2.1",
"react-native-message-bar": "~1.6.0",
"react-native-modal-dropdown": "~0.4.0",
"react-native-navigation-redux-helpers": "~0.4.1",
"react-native-popup-dialog": "~0.3.15",
"react-native-radio-buttons": "~0.13.0",
"react-native-simple-gesture": "0.0.2",
"react-native-snackbar": "~0.2.0",
"react-native-textinput-effects": "~0.1.3",
"react-native-vector-icons": "~2.1.0",
"react-native-viewpager": "~0.2.12",
"react-redux": "~4.4.5",
"redux": "~3.5.2",
"redux-immutable": "~3.0.6",
"redux-saga": "~0.9.5",
"reselect": "~2.4.0",
"underscore": "~1.8.3"
},
"devDependencies": {
"babel-eslint": "~6.0.2",
"babel-polyfill": "~6.7.4",
"eslint": "~2.8.0",
"eslint-loader": "~1.3.0",
"eslint-plugin-react": "~4.3.0",
"remote-redux-devtools": "~0.1.6"
}
}

Answer 1

Try below method
From your react native folder run:
cd android && gradlew clean
THEN
cd .. && react-native run-android
Notes:
For mac you may need to change gradlew to ./gradlew
Could you post you package.json dependency