https://github.com/driftyco/ionic-app-scripts/issues/596
This problem.... just update
>> ionic info
Ionic Framework
Ionic CLI
Ionic App Lib
Ionic App Scripts
Cordova CLI: 6.5.0
Ionic Framework Version: 2.0.1
Ionic CLI Version: 2.2.1
Ionic App Lib Version: 2.2.0
Ionic App Scripts Version: 1.0.1
So
1、npm update to best new
npm update -g
2、uninstall ionic
npm uninstall ionic
3、install ionic
npm install -g ionic
4、update package.js in project
npm install -g npm-check-updates
npm-check-updates
npm-check-updates -u
npm install
or only check
npm outdated
5、update ionic-native (maybe npm-check-updates update to new)
npm update ionic-native
6、maybe
ionic state reset
Finial Step：
ionic info
and
ionic start new-project-for-check-update blank --v2
see package.json is laste new
ok~~
．developer
ionic run android --prod
．release
ionic build android --release --prod
Usually app start down then 1s for black screen