Ionic failed callback from fitbit after build android

[Nightshades]

Hello everyone,

I got a problem. I’m use oAuth 2.0 for integrating ionic app with fitbit api. When callback i use localhost:8100 it works. But, when i am build (release) apk it says failed.

Help me pls

Thanks in advance

[Nightshades]

Problrm solved

[chaudhary27]

I am building ionic 2 fitbit app for a school project. Can you please share your code, please! Thanks!