我正在使用Firebase身份验证通过Google登录应用程序，但是当我单击登录按钮时，会出现帐户列表，但选择帐户后没有任何反应。在日志中，我收到API异常7
错误日志：
2019-08-01 16:48:30.591 5073-5073/rishab.listview.com.stepcounter W/google sign in failed: com.google.android.gms.common.api.ApiException: 7:
at com.google.android.gms.common.internal.ApiExceptionUtil.fromStatus(Unknown Source:4)
at com.google.android.gms.auth.api.signin.GoogleSignIn.getSignedInAccountFromIntent(Unknown Source:8)
at rishab.listview.com.stepcounter.MainActivity.onActivityResult(MainActivity.java:184)
at android.app.Activity.dispatchActivityResult(Activity.java:7276)
at android.app.ActivityThread.deliverResults(ActivityThread.java:4264)
at android.app.ActivityThread.handleSendResult(ActivityThread.java:4312)
at android.app.ActivityThread.-wrap19(Unknown Source:0)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1644)
at android.os.Handler.dispatchMessage(Handler.java:106)
at android.os.Looper.loop(Looper.java:164)
at android.app.ActivityThread.main(ActivityThread.java:6494)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:438)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:807)