App Crashes When changing from portrait to landscape by turning the orientation of the phone.

Expected behavior

• By turning the orientation of the phone the app should be able to change the screen from portrait to landscape.

Actual behavior

App Crashes when changing from portrait to landscape by turning the orientation of the phone.

How to reproduce

• Launch the app.

• Click on the plus button right at the bottom corner of app.

• Change the orientation of the screen.

• Snotepad crashes because it is not able to change from portrait to landscape by turning the orientation of the phone.

• Browser: Snotepad

• Operating system:Android 7.0 (Nought)
  Moto C plus

Recording Of The Bug