I got error inExtendedFloatingActionButton button code in LiveObjectDetection activity. when I move cursor ion this error is typical shows me that Unresolved reference: ExtendedFloatingActionButton
And also I got an error in Settings activity findPreference(getString(R.string.pref_key_rear_camera_preview_size)) as ListPreference
where findPreference is show that Type Interference failed. Please try to specify type argument explicity
Hello
I got error inExtendedFloatingActionButton button code in LiveObjectDetection activity. when I move cursor ion this error is typical shows me that
Unresolved reference: ExtendedFloatingActionButton
And also I got an error in Settings activity
findPreference(getString(R.string.pref_key_rear_camera_preview_size)) as ListPreference
where findPreference is show that
Type Interference failed. Please try to specify type argument explicity
See in screenshot
![Screenshot (38)](https://user-images.githubusercontent.com/39325207/68066392-240b0a80-fd5d-11e9-9c62-3f074ccaa9a4.png)