Blank app in android emulator and chrome://inspect

when i run my app in chrome://inspect with this command “ionic run android” i have this error

Uncaught ReferenceError: require is not defined

in addition, i tried in android emulator i see also blank page. just want to notice some things:

  1. in web browser(when i run “ionic serve”) and in ionic-view app of ionic 2 i can see the app and it works fine.

2.i tried another app and it works fine without any error.