ionic3 Runtime Error webpackJsonp is not defined

<!-- Ionic's root component and where the app will load --> <ion-app></ion-app> <!-- The polyfills js is generated during the build process --> <script src="build/polyfills.js"></script> <!-- all code from node_modules directory is here --> <script src="build/vendor.js"></script> // เพิ่มบรรทัดนี้เข้าไป <!-- The bundle js is generated during the build process --> <script src="build/main.js"></script>




https://forum.ionicframework.com/t/webpackjsonp-not-found-when-running-ionic-starter-aws/97458/4

ionic3 angularfire2 4.0 to 5.0

https://github.com/angular/angularfire2/blob/master/docs/version-5-upgrade.md