在第2版地图视图不显示地图 [英] In Version 2 Map view does not show map

问题描述

地图活动不显示地图，它的出现只是白色屏幕缩放控制按钮。 清单文件是这样的：

Map Activity doesn't showing map, it's appear as just white screen with zoom control buttons. Manifest File like this :

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.demomap"
    android:versionCode="1"
    android:versionName="1.0" >
    <uses-sdk
        android:minSdkVersion="8"
        android:targetSdkVersion="17" />
   <permission
        android:name="com.example.demomap.permission.MAPS_RECEIVE"
        android:protectionLevel="signature" />
    <uses-permission android:name="com.example.demomap.permission.MAPS_RECEIVE" />
    <uses-permission android:name="android.permission.INTERNET" />
    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
    <uses-permission android:name="com.google.android.providers.gsf.permission.READ_GSERVICES" />
    <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
    <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
        <application
        android:allowBackup="true"
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" >
        <activity
            android:name="com.example.demomap.MainActivity"
            android:label="@string/app_name" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>

        <meta-data
            android:name="com.google.android.maps.v2.API_KEY"
            android:value="AIzaSyCTQZOcXFS3RpNSVe79HHN1xojat-2MbT4" />
    </application>
    <uses-feature
        android:glEsVersion="0x00020000"
        android:required="true" />
</manifest>

我的XML文件，就像这些：

My XmL File Like these:

<?xml version="1.0" encoding="utf-8"?>
<fragment
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/map"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    class="com.google.android.gms.maps.SupportMapFragment" />

登录猫错误：

Log Cat Error:

05-15 17:15:16.255: E/Google Maps Android API(26201): Failed to load map. Error contacting Google servers. This is probably an authentication issue (but could be due to network errors).

请帮我。

推荐答案

也许关键是不正确的。你可以尝试以下的事情：

Maybe the key isn't correct. You can try the following thing:

• 请确保您输入正确的软件包名称，比如这
• 在其更新的最新谷歌发挥出真正的设备上测试。或者使用仿真器本指南

• 主动谷歌地图API第2版为Android在谷歌控制台网站

• Be sure you Enter your right Package name like this
• Test on a real device which updated latest google play. Or use emulator with this guide

• Active google map api v2 for android at google console site

这篇关于在第2版地图视图不显示地图的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！