标签： java android google-app-engine google-api
googleApiClient.connect();方法不起作用。
googleApiClient.connect();
而且，googleApiClient.isConnected()总是返回错误
googleApiClient.isConnected()
我已按照以下说明进行操作：
https://developers.google.com/identity/sign-in/android/start-integrating
https://developers.google.com/identity/sign-in/android/sign-in