地图不能在android模拟器中工作

Question

我正在尝试谷歌地图API示例，但是当我运行代码模拟器时出现错误“应用程序意外停止”。我已经放下了下面的Logcat细节，并附上了the screenshot of the error。

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02-24 13:31:42.841: ERROR/AndroidRuntime(676): FATAL EXCEPTION: main 
02-24 13:31:42.841: ERROR/AndroidRuntime(676): java.lang.RuntimeException: Unable to start activity ComponentInfo{net.learn2develope.GoogleMaps/net.learn2develope.GoogleMaps.MapsActivity}: android.view.InflateException: Binary XML file line #6: Error inflating class com.google.android.maps.MapView 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1622) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1638) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at android.app.ActivityThread.access$1500(ActivityThread.java:117) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at android.app.ActivityThread$H.handleMessage(ActivityThread.java:928) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at android.os.Handler.dispatchMessage(Handler.java:99) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at android.os.Looper.loop(Looper.java:123) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at android.app.ActivityThread.main(ActivityThread.java:3647) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at java.lang.reflect.Method.invokeNative(Native Method) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at java.lang.reflect.Method.invoke(Method.java:507) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:839) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:597) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at dalvik.system.NativeStart.main(Native Method) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676): Caused by: android.view.InflateException: Binary XML file line #6: Error inflating class com.google.android.maps.MapView 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at android.view.LayoutInflater.createView(LayoutInflater.java:518) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:570) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at android.view.LayoutInflater.rInflate(LayoutInflater.java:623) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at android.view.LayoutInflater.inflate(LayoutInflater.java:408) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at android.view.LayoutInflater.inflate(LayoutInflater.java:320) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at android.view.LayoutInflater.inflate(LayoutInflater.java:276) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:207) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at android.app.Activity.setContentView(Activity.java:1657) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at net.learn2develope.GoogleMaps.MapsActivity.onCreate(MapsActivity.java:11) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1586) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  ... 11 more 
02-24 13:31:42.841: ERROR/AndroidRuntime(676): Caused by: java.lang.reflect.InvocationTargetException 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at java.lang.reflect.Constructor.constructNative(Native Method) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at java.lang.reflect.Constructor.newInstance(Constructor.java:415) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at android.view.LayoutInflater.createView(LayoutInflater.java:505) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  ... 21 more 
02-24 13:31:42.841: ERROR/AndroidRuntime(676): Caused by: java.lang.IllegalArgumentException: MapViews can only be created inside instances of MapActivity. 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at com.google.android.maps.MapView.<init>(MapView.java:291) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at com.google.android.maps.MapView.<init>(MapView.java:264) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  at com.google.android.maps.MapView.<init>(MapView.java:247) 
02-24 13:31:42.841: ERROR/AndroidRuntime(676):  ... 24 more 

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Answer 1

什么是你使用它，其中类？该课程是否延伸MapActivity？

根据你的错误，它应该。