Balnk page after splash hide Android !

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Current behavior:

trying to run fresh download form conference-app on Android 7.1.1 API level 25, The SPLASH show up when application load Splash hide bank page appear and stacked there while its work good with ios and web – serve

ionic emulate android --livereload --consolelogs --serverlogs

[05:28:39]  console.log: Angular 2 is running in the development mode. Call enableProdMode() to enable the production 
            mode. 
[05:28:40]  console.warn: Native: deviceready did not fire within 2000ms. This can happen when plugins are in an 
            inconsistent state. Try removing plugins from plugins/ and reinstalling them. 
[05:28:40]  error opening ws message: {"category":"console","type":"log","data":["DEVICE READY FIRED AFTER",2934,"ms"]} 
[05:28:40]  error opening ws message: {"category":"console","type":"info","data":["Ionic Storage 
            driver:","asyncStorage"]} 
[05:28:45]  console.warn: Google Maps API warning: NoApiKeys 
            https://developers.google.com/maps/documentation/javascript/error-messages#no-api-keys 

Expected behavior:

work normally

Steps to reproduce:

git clone https://github.com/driftyco/ionic-conference-app.git
cd ionic-conference-app
npm install
cordova platform add  android ios
ionic emulate  android -l -c -s
or
ionic run  android --livereload --consolelogs --serverlogs 

Related code:

insert any relevant code here

Other information:

Ionic info: (run ionic info from a terminal/cmd prompt and paste output below):

Cordova CLI: 6.4.0 
Ionic Framework Version: 2.0.0-rc.5-201701112208
Ionic CLI Version: 2.2.1
Ionic App Lib Version: 2.2.0
Ionic App Scripts Version: 1.0.0
ios-deploy version: 1.9.0 
ios-sim version: 5.0.13 
OS: macOS Sierra
Node Version: v7.4.0
Xcode version: Xcode 8.2.1 Build version 8C1002

[liangwenzhong]

i got the same issues~~~

[ionitron-bot[bot]]

Thanks for the issue! This issue is being locked to prevent comments that are not relevant to the original issue. If this is still an issue with the latest version of the Ionic Conference App, please create a new issue and ensure the template is fully filled out.