App gets crashed in prayer compass when u pick up someone's call.

Expected behavior

I was using the prayer times app for sometime and promptly it was a great experience. Today i opened the app and clicked on the options present on the top left corner. After that i opened the prayer compass. Then i got a phone call from my brother , usually this phone call should not affect the app.

Actual behavior

When i opened the prayer times app and then clicked on the options present on the top left corner of the app and after that i opened the prayer compass and suddenly my brother called me ,i picked his call, suddenly my prayer times app crashed.

How to reproduce

• Open the prayer times app.

• Click on the options present on the top left corner of the app.

• Click on the prayer compass.

• Call your phone from another phone and then pick up the call.
  Unfortunately the app will get crashed.

• Browser: Prayer times.

• Version:3.7

• Operating system:7.1.2

Recording Of The Bug