Error when imagePicker.open() React native

[bhlokhandwala]

error TypeError: Cannot read property 'showActionSheetWithOptions' of undefined
at Object.showActionSheetWithOptions (ActionSheetIOS.js:57)

Running on Android Device

[alaast]

I have also "TypeError: undefined is not an object (evaluating 'RCTActionSheetManager.showActionSheetWithOptions'))"
Running on Android Emulator