小编dan*_* gi的帖子

我正在尝试使用以下" 为Android设置Firebase实时数据库 "示例写入我的数据库,但应用程序在启动时崩溃.

这似乎是因为依赖:

 compile 'com.google.firebase:firebase-database:9.2.1'

崩溃日志:

FATAL EXCEPTION: main
Process: com.example.giat.myapplication, PID: 3874
java.lang.NoSuchMethodError: No static method zzeq(Landroid/content/Context;)Lcom/google/android/gms/internal/zzalp; in class Lcom/google/android/gms/internal/zzalp; or its super classes (declaration of 'com.google.android.gms.internal.zzalp' appears in /data/data/com.example.giat.myapplication/files/instant-run/dex/slice-com.google.firebase-firebase-database-9.2.1_b22e7bdbdba6ace0ee1e94f163c76d1f75b59f7e-classes.dex)
    at com.google.firebase.FirebaseApp.initializeApp(Unknown Source)
    at com.google.firebase.FirebaseApp.initializeApp(Unknown Source)
    at com.google.firebase.FirebaseApp.zzek(Unknown Source)
    at com.google.firebase.provider.FirebaseInitProvider.onCreate(Unknown Source)
    at android.content.ContentProvider.attachInfo(ContentProvider.java:1702)
    at android.content.ContentProvider.attachInfo(ContentProvider.java:1665)
    at com.google.firebase.provider.FirebaseInitProvider.attachInfo(Unknown Source)
    at android.app.ActivityThread.installProvider(ActivityThread.java:5417)
    at android.app.ActivityThread.installContentProviders(ActivityThread.java:4988)
    at android.app.ActivityThread.handleBindApplication(ActivityThread.java:4923)
    at android.app.ActivityThread.access$1500(ActivityThread.java:144)
    at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1424)
    at android.os.Handler.dispatchMessage(Handler.java:102)
    at android.os.Looper.loop(Looper.java:155)
    at android.app.ActivityThread.main(ActivityThread.java:5696)
    at java.lang.reflect.Method.invoke(Native Method)
    at java.lang.reflect.Method.invoke(Method.java:372)
    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1028)
    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:823)

MY App build.gradle:

apply …

我正在尝试使用 Chart.js 2.9.2 绘制一个每条带有水平线和 2 个数据集（实际、目标）的图表，如下所示：

但没有成功...这可能吗？