Error:A problem occurred configuring project ':app'.
Could not resolve all dependencies for configuration ':app:_debugCompile'.
Could not resolve com.alibaba:fastjson:1.1.45.android.
Required by:
AdManager:app:unspecified
> Could not GET 'https://jcenter.bintray.com/com/alibaba/fastjson/1.1.45.android/fastjson-1.1.45.android.pom'. Received status code 403 from server: Forbidden
Could not resolve com.loopj.android:android-async-http:1.4.6.
Required by:
AdManager:app:unspecified
> Could not GET 'https://jcenter.bintray.com/com/loopj/android/android-async-http/1.4.6/android-async-http-1.4.6.pom'. Received status code 403 from server: Forbidden