广告未显示在横幅上，只有测试广告正在android应用中显示

问题描述

我正在创建一个应用，它带有广告横幅。 使用ad mob，我创建了广告ID，并将其插入到我的应用中。

MainActivity.java

package com.example.adtest;

import androidx.annotation.NonNull;
import androidx.appcompat.app.ActionBarDrawerToggle;
import androidx.appcompat.app.AppCompatActivity;
import androidx.drawerlayout.widget.DrawerLayout;
import androidx.fragment.app.Fragment;
import androidx.fragment.app.FragmentTransaction;
import androidx.recyclerview.widget.RecyclerView;

import android.content.Intent;
import android.os.Bundle;
import android.os.Handler;
import android.util.Log;
import android.view.MenuItem;
import android.widget.Toast;
import androidx.appcompat.widget.Toolbar;

import com.google.android.gms.ads.AdListener;
import com.google.android.gms.ads.AdRequest;
import com.google.android.gms.ads.AdView;
import com.google.android.gms.ads.MobileAds;
import com.google.android.gms.ads.initialization.InitializationStatus;
import com.google.android.gms.ads.initialization.OnInitializationCompleteListener;
import com.google.android.material.navigation.NavigationView;


public class MainActivity extends AppCompatActivity{

   

    
    private AdView testAdView;
    private AdView mAdView1;
    private AdView mAdView2;

  

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
       
        MobileAds.initialize(this,new OnInitializationCompleteListener() {
            @Override
            public void onInitializationComplete(InitializationStatus initializationStatus) {
            }
        });

        testAdView = findViewById(R.id.testAdView);
        AdRequest adRequest = new AdRequest.Builder().build();
        testAdView.loadAd(adRequest);

        testAdView.setAdListener(new AdListener() {
            @Override
            public void onAdFailedToLoad(int errorCode) {
                Log.d(TAG,"Error code for test Ad View: " + errorCode);
            }
        });



        mAdView1 = findViewById(R.id.adView1);
        AdRequest adRequest1 = new AdRequest.Builder().build();
        mAdView1.loadAd(adRequest1);

        mAdView1.setAdListener(new AdListener() {
            @Override
            public void onAdFailedToLoad(int errorCode) {
                Log.d(TAG,"Error code for Ad View 1: " + errorCode);
            }
        });


        mAdView2 = findViewById(R.id.adView2);
        AdRequest adRequest2 = new AdRequest.Builder().build();
        mAdView2.loadAd(adRequest2);

        mAdView2.setAdListener(new AdListener() {
            @Override
            public void onAdFailedToLoad(int errorCode) {
                Log.d(TAG,"Error code for Ad View 2: " + errorCode);
            }
        });

    }


}

activity_main.xml

<androidx.drawerlayout.widget.DrawerLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity"
    android:id="@+id/drawer_layout"
    android:fitsSystemWindows="true"
    android:background="@drawable/bacround_gradient">

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="20dp"
        android:orientation="vertical">

        <com.google.android.gms.ads.AdView
            xmlns:ads="http://schemas.android.com/apk/res-auto"
            android:id="@+id/testAdView"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_centerHorizontal="true"
            android:layout_alignParentBottom="true"
            ads:adSize="BANNER"
            ads:adUnitId="ca-app-pub-3940256099942544/6300978111">
        </com.google.android.gms.ads.AdView>

        <com.google.android.gms.ads.AdView
            xmlns:ads="http://schemas.android.com/apk/res-auto"
            android:id="@+id/adView1"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_centerHorizontal="true"
            android:layout_alignParentBottom="true"
            ads:adSize="BANNER"
            ads:adUnitId="<ad unit here>">
        </com.google.android.gms.ads.AdView>

        <com.google.android.gms.ads.AdView
            xmlns:ads="http://schemas.android.com/apk/res-auto"
            android:id="@+id/adView2"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_centerHorizontal="true"
            android:layout_alignParentBottom="true"
            ads:adSize="BANNER"
            ads:adUnitId="<ad unit here>">
        </com.google.android.gms.ads.AdView>


    </LinearLayout>


    <com.google.android.material.navigation.NavigationView
        android:layout_width="wrap_content"
        android:layout_height="match_parent"
        android:id="@+id/navigation_view"
        app:headerLayout="@layout/header"
        android:layout_gravity="start"
        app:menu="@menu/navigation_menu"/>

</androidx.drawerlayout.widget.DrawerLayout>

我添加了一个测试广告和两个横幅广告，但仅显示了测试广告，下面是其他两个横幅广告的日志

2020-08-10 22:40:15.561 14414-14414/com.example.adtest D/MainActivity: Error code for Ad View 2: 3
2020-08-10 22:40:15.568 14414-14414/com.example.adtest D/MainActivity: Error code for Ad View 1: 3

我的admob帐户一切正常 我尚未将我的应用发布到Play商店。谁能告诉我哪里出问题了？

解决方法

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