我完成了一个应用，该应用使用上载图像以及标题和描述到Firebase，然后将其提取。完整的应用程序可以在以下位置找到： https://github.com/bubval/Gallery-Image-Upload-Application-With-Firebase
今晚，我尝试发表一篇在标题和说明中包含西里尔字母的帖子。然后一切都停止了工作。照片已上传到存储设备，但现在未上传到数据库。
如前所述，它在此之前运行良好。希望我可以在firebase控制台中做一些事情，或者可能有代码解决方案。感谢您的帮助
2019-04-08 22:46:31.284 21562-21615/com.example.imageuploadapplication
E/StorageUtil: error getting token
java.util.concurrent.ExecutionException:
com.google.firebase.internal.api.FirebaseNoSignedInUserException:
Please sign in before trying to get a token.
2019-04-08 22:46:31.287 21562-21615/com.example.imageuploadapplication
W/NetworkRequest: no auth token for request
2019-04-08 22:46:32.052 21562-21615/com.example.imageuploadapplication
E/StorageUtil: error getting token
java.util.concurrent.ExecutionException:
com.google.firebase.internal.api.FirebaseNoSignedInUserException:
Please sign in before trying to get a token.
2019-04-08 22:46:32.056 21562-21615/com.example.imageuploadapplication
W/NetworkRequest: no auth token for request
2019-04-08 22:46:33.432 21562-21621/com.example.imageuploadapplication
E/StorageUtil: error getting token
java.util.concurrent.ExecutionException:
com.google.firebase.internal.api.FirebaseNoSignedInUserException:
Please sign in before trying to get a token.
2019-04-08 22:46:33.436 21562-21621/com.example.imageuploadapplication
W/NetworkRequest: no auth token for request
2019-04-08 22:46:33.763 21562-21562/com.example.imageuploadapplication
D/AndroidRuntime: Shutting down VM
2019-04-08 22:46:33.764 21562-21562/com.example.imageuploadapplication E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.example.imageuploadapplication, PID: 21562
java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String java.lang.String.trim()' on a null object reference
at com.example.imageuploadapplication.MainActivity$6.onSuccess(MainActivity.java:204)
at com.example.imageuploadapplication.MainActivity$6.onSuccess(MainActivity.java:181)
at com.google.firebase.storage.StorageTask.lambda$new$0(com.google.firebase:firebase-storage@@16.1.0:125)
at com.google.firebase.storage.StorageTask$$Lambda$1.raise(Unknown Source:6)
at com.google.firebase.storage.TaskListenerImpl.lambda$onInternalStateChanged$2(com.google.firebase:firebase-storage@@16.1.0:94)
at com.google.firebase.storage.TaskListenerImpl$$Lambda$3.run(Unknown Source:6)
at android.os.Handler.handleCallback(Handler.java:873)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:193)
at android.app.ActivityThread.main(ActivityThread.java:6718)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:858)