我仍然在學習Android應用程序開發,當我開始製作一個非常簡單的應用程序時,谷歌地圖api v2(尚未使用它),當我在我的索尼Xperia SL上運行時,它說「不幸myapp停止」。 LogCat中的紅色味精屬於「無法打開要讀取的文件」(兩次)。爲什麼我的android應用程序崩潰與「不幸的myapp停止」錯誤?
MainMenu.java
public class MainMenu extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main_menu);
Button bntStart = (Button) findViewById(R.id.buttonStart);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(1, menu);
return true;
}
}
MainActivity.java
public class MainActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.activity_main, menu);
return true;
}
}
activity_main_menu.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@drawable/menu_bg"
android:gravity="center_vertical"
android:orientation="vertical" >
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center" >
<Button
android:id="@+id/buttonStart"
android:layout_width="80dp"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:layout_margin="5dp"
android:text="Start" />
<Button
android:id="@+id/buttonStop"
android:layout_width="80dp"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:layout_margin="5dp"
android:text="Stop" />
</LinearLayout>
<Button
android:id="@+id/buttonExit"
android:layout_width="80dp"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:layout_margin="5dp"
android:text="Exit" />
</LinearLayout>
activity_main.xml中
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".MainActivity" >
<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.MapFragment" />
</RelativeLayout>
清單
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="taxi.route"
android:versionCode="1"
android:versionName="1.0" >
<uses-sdk
android:minSdkVersion="11"
android:targetSdkVersion="16" />
<permission
android:name="taxi.route.permission.MAPS_RECEIVE"
android:protectionLevel="signature" />
<uses-permission android:name="taxi.route.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" />
<uses-feature
android:glEsVersion="0x00020000"
android:required="true" />
<application
android:allowBackup="true"
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
<activity
android:name="taxi.route.MainMenu"
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="AIzaSyCwPOMQ3LaE81JN3wdY6DvUi7EIJdn0q-I" />
<activity
android:name="taxi.route.MainActivity"
android:label="activity_main" >
</activity>
</application>
</manifest>
堆棧跟蹤(我不知道如果多數民衆贊成在啄)
01-20 17:48:32.129: D/dalvikvm(663): Late-enabling CheckJNI
01-20 17:48:32.399: D/TextLayoutCache(663): Using debug level: 0 - Debug Enabled: 0
01-20 17:48:32.459: D/libEGL(663): loaded /system/lib/egl/libGLES_android.so
01-20 17:48:32.469: D/libEGL(663): loaded /system/lib/egl/libEGL_adreno200.so
01-20 17:48:32.469: D/libEGL(663): loaded /system/lib/egl/libGLESv1_CM_adreno200.so
01-20 17:48:32.469: D/libEGL(663): loaded /system/lib/egl/libGLESv2_adreno200.so
01-20 17:48:32.509: I/Adreno200-EGLSUB(663): <ConfigWindowMatch:2078>: Format RGBA_8888.
01-20 17:48:32.519: D/memalloc(663): /dev/pmem: Mapped buffer base:0x5c67c000 size:27111424 offset:23343104 fd:64
01-20 17:48:32.519: E/(663): Can't open file for reading
01-20 17:48:32.519: E/(663): Can't open file for reading
01-20 17:48:32.529: D/OpenGLRenderer(663): Enabling debug mode 0
01-20 17:48:32.529: W/ResourceType(663): No package identifier when getting value for resource number 0x00000001
01-20 17:48:32.529: D/AndroidRuntime(663): Shutting down VM
01-20 17:48:32.529: W/dalvikvm(663): threadid=1: thread exiting with uncaught exception (group=0x40aa8210)
01-20 17:48:32.529: E/AndroidRuntime(663): FATAL EXCEPTION: main
01-20 17:48:32.529: E/AndroidRuntime(663): android.content.res.Resources$NotFoundException: Resource ID #0x1
01-20 17:48:32.529: E/AndroidRuntime(663): at android.content.res.Resources.getValue(Resources.java:1023)
01-20 17:48:32.529: E/AndroidRuntime(663): at android.content.res.Resources.loadXmlResourceParser(Resources.java:2110)
01-20 17:48:32.529: E/AndroidRuntime(663): at android.content.res.Resources.getLayout(Resources.java:862)
01-20 17:48:32.529: E/AndroidRuntime(663): at android.view.MenuInflater.inflate(MenuInflater.java:92)
01-20 17:48:32.529: E/AndroidRuntime(663): at taxi.route.MainMenu.onCreateOptionsMenu(MainMenu.java:21)
01-20 17:48:32.529: E/AndroidRuntime(663): at android.app.Activity.onCreatePanelMenu(Activity.java:2444)
01-20 17:48:32.529: E/AndroidRuntime(663): at com.android.internal.policy.impl.PhoneWindow.preparePanel(PhoneWindow.java:392)
01-20 17:48:32.529: E/AndroidRuntime(663): at com.android.internal.policy.impl.PhoneWindow.invalidatePanelMenu(PhoneWindow.java:743)
01-20 17:48:32.529: E/AndroidRuntime(663): at com.android.internal.policy.impl.PhoneWindow$1.run(PhoneWindow.java:2838)
01-20 17:48:32.529: E/AndroidRuntime(663): at android.os.Handler.handleCallback(Handler.java:605)
01-20 17:48:32.529: E/AndroidRuntime(663): at android.os.Handler.dispatchMessage(Handler.java:92)
01-20 17:48:32.529: E/AndroidRuntime(663): at android.os.Looper.loop(Looper.java:137)
01-20 17:48:32.529: E/AndroidRuntime(663): at android.app.ActivityThread.main(ActivityThread.java:4441)
01-20 17:48:32.529: E/AndroidRuntime(663): at java.lang.reflect.Method.invokeNative(Native Method)
01-20 17:48:32.529: E/AndroidRuntime(663): at java.lang.reflect.Method.invoke(Method.java:511)
01-20 17:48:32.529: E/AndroidRuntime(663): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:823)
01-20 17:48:32.529: E/AndroidRuntime(663): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:590)
01-20 17:48:32.529: E/AndroidRuntime(663): at dalvik.system.NativeStart.main(Native Method)
01-20 17:48:35.009: I/Process(663): Sending signal. PID: 663 SIG: 9
你會發現在你的日誌中有一個堆棧跟蹤 - 基本上它是由於例外(幾乎肯定)「停止」。找出例外的細節,並修復你的代碼以避免它。 –
發佈您的堆棧跟蹤 – Araw