配置谷歌FCM推送报错Firebase Installations Service is unavailable. Please try again later._java.util.concurrent.executionexception: com.googl

2021-10-07 16:41:42.586 8731-8760/com.gho2oshop.app E/FirebaseInstanceId: Failed to get FIS auth token
    java.util.concurrent.ExecutionException: com.google.firebase.installations.FirebaseInstallationsException: Firebase Installations Service is unavailable. Please try again later.
        at com.google.android.gms.tasks.Tasks.zza(com.google.android.gms:play-services-tasks@@17.1.0:69)
        at com.google.android.gms.tasks.Tasks.await(com.google.android.gms:play-services-tasks@@17.1.0:23)
        at com.google.firebase.iid.GmsRpc.setDefaultAttributesToBundle(com.google.firebase:firebase-iid@@21.0.0:55)
        at com.google.firebase.iid.GmsRpc.startRpc(com.google.firebase:firebase-iid@@21.0.0:37)
        at com.google.firebase.iid.GmsRpc.getToken(com.google.firebase:firebase-iid@@21.0.0:13)
        at com.google.firebase.iid.FirebaseInstanceId.lambda$getInstanceId$1$FirebaseInstanceId(com.google.firebase:firebase-iid@@21.0.0:158)
        at com.google.firebase.iid.FirebaseInstanceId$$Lambda$3.start(Unknown Source:8)
        at com.google.firebase.iid.RequestDeduplicator.getOrStartGetTokenRequest(com.google.firebase:firebase-iid@@21.0.0:14)
        at com.google.firebase.iid.FirebaseInstanceId.lambda$getInstanceId$2$FirebaseInstanceId(com.google.firebase:firebase-iid@@21.0.0:157)
        at com.google.firebase.iid.FirebaseInstanceId$$Lambda$0.then(Unknown Source:6)
        at com.google.android.gms.tasks.zzf.run(com.google.android.gms:play-services-tasks@@17.1.0:2)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
        at com.google.android.gms.common.util.concurrent.zza.run(com.google.android.gms:play-services-basement@@17.3.0:6)
        at java.lang.Thread.run(Thread.java:923)
     Caused by: com.google.firebase.installations.FirebaseInstallationsException: Firebase Installations Service is unavailable. Please try again later.
        at com.google.firebase.installations.remote.FirebaseInstallationServiceClient.createFirebaseInstallation(FirebaseInstallationServiceClient.java:183)
        at com.google.firebase.installations.FirebaseInstallations.registerFidWithServer(FirebaseInstallations.java:489)
        at com.google.firebase.installations.FirebaseInstallations.doNetworkCallIfNecessary(FirebaseInstallations.java:360)
        at com.google.firebase.installations.FirebaseInstallations.lambda$doRegistrationOrRefresh$2(FirebaseInstallations.java:350)
        at com.google.firebase.installations.FirebaseInstallations$$Lambda$4.run(Unknown Source:4)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
        at java.lang.Thread.run(Thread.java:923) 

这个异常错误主要是firebase 没法联网导致的。

解决办法：连上外网就可以解决