'Getting error: No default export of 'App.js' to render

I have the following Snack Expo:

which is a simplification of the official react-native-paper Snack Expo:

On top of removing all the components except: { BottomNavigationExample, CardExample } I did the following changes:

The I got the above Snack Expo, here the link again:

My problem is that when running the app on the online simulator I'm getting the error:

Device: (13:5485) No default export of 'App.js' to render!

I have to say that 2 or 3 days ago this link worked properly.

Any idea on how to solve this?

If possible, please provide back a working Snack Expo.

Thanks!

Solution 1:^[1]

add following to App.js file

export default App;

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Solution	Source
Solution 1	Leonardo Alves Machado