我尝试按照有关Android Maps V2 快速入门的教程 但是当我运行该应用程序时,会显示一个空白的地图屏幕。我的手机使用安卓 2.2.1。
这是在 logcat 中显示的内容:
12-07 18:07:52.479: W/dalvikvm(1654): VFY: unable to resolve instance field 24
12-07 18:07:53.129: W/dalvikvm(1654): Unable to resolve superclass of Lmaps/a/du; (411)
12-07 18:07:53.129: W/dalvikvm(1654): Link of class 'Lmaps/a/du;' failed
12-07 18:07:53.139: W/dalvikvm(1654): Unable to resolve superclass of Lmaps/a/ej; (2363)
12-07 18:07:53.139: W/dalvikvm(1654): Link of class 'Lmaps/a/ej;' failed
12-07 18:07:53.139: W/dalvikvm(1654): Unable to resolve superclass of Lmaps/j/k; (2379)
12-07 18:07:53.139: W/dalvikvm(1654): Link of class 'Lmaps/j/k;' failed
12-07 18:07:53.149: E/dalvikvm(1654): Could not find class 'maps.j.k', referenced from method maps.y.ae.a
12-07 18:07:53.149: W/dalvikvm(1654): VFY: unable to resolve new-instance 3571 (Lmaps/j/k;) in Lmaps/y/ae;
12-07 18:07:53.389: W/dalvikvm(1654): VFY: unable to resolve direct method 14965: Ljava/io/IOException;.<init> (Ljava/lang/String;Ljava/lang/Throwable;)V
编辑:这是 manifest.xml 文件:
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.eunice.mapstry"
android:versionCode="1"
android:versionName="1.0" >
<uses-sdk
android:minSdkVersion="8"
android:targetSdkVersion="17" />
<uses-feature android:glEsVersion="0x00020000" android:required="true"/>
<permission android:name="com.eunice.mapstry.permission.MAPS_RECEIVE"
android:protectionLevel="signature"/>
<uses-permission android:name="com.eunice.mapstry.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" >
<uses-library android:name="com.google.android.maps" />
<activity
android:name="com.eunice.mapstry.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="AIzaSyBt_JE6_XIVR8-t0HrbhskeLrAVxSJst6c"/>
</application>
</manifest>
编辑:我添加了我的 google api 控制台的图像: