Module AppRegistry is not registered callable module (calling runApplication)

Question

I am using native base for making app in react-native. I am new to both things. When I run the app It gives me this error:

Here is my code:

Answer 1

I had this issue - it was odd because I reset my repo to a time when the app was working. The issue was with my simulator (iOS).

For me the solution was to

1. kill the simulator program (quit)
2. then - close the terminal window that is opened when simulator is ran (Metro Bundler) Image of my terminal window