Android runtime error: Unable to load script from assets

[cambiata]

Hi Jarrio, and thank you for this lib.
On a fresh win install,

Andriod studio: 4.1.1
react-native-cli: 2.0.1
react-native: 0.56.0

it compiles and runs, but with the following error view displayed:

OC, I tried to google it (for example https://stackoverflow.com/questions/44446523/unable-to-load-script-from-assets-index-android-bundle-on-windows) but I can't solve it.

Ideas?

Best! / Jonas