# QA - Bug Reporting In the interest of improving bug reporting, each bug that you find and want to create a ticket about it, please refer to a form that contains: · Brief description of the bug · Steps to reproduce it · Platform in which you are testing · Screenshots if possible. · Expected behaviour. i.e: The application fails at login. 1) Launch the app `npm run start` 2) Click on "Join a Wallet" 3) Type an unexistent username 4) The app stops working, throws "Unhandled exception" error. Expected: The app should login and show the home screen without any error. Platform: Android 4.3, Android 4.4, iOS