錯誤 androidmanifest.xml

Question

在我的 android 應用程序中，它崩潰並顯示此消息，我在 androidmanifest 中添加了 Activity 但同樣的錯誤！

11-16 08:56:00.077: E/AndroidRuntime(622): FATAL EXCEPTION: main
11-16 08:56:00.077: E/AndroidRuntime(622): android.content.ActivityNotFoundException: Unable to find explicit activity class {com.upnpexample/com.example.androidhive.CustomizedListView}; have you declared this activity in your AndroidManifest.xml?

編輯 Androidmanifest.xml

 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
  package="com.upnpexample"
  android:versionCode="1"
  android:versionName="1.0">
 <uses-permission android:name="android.permission.INTERNET"></uses-permission>
 <uses-permission android:name="android.permission.ACCESS_WIFI_STATE"></uses-permission>
 <uses-permission android:name="android.permission.CHANGE_WIFI_MULTICAST_STATE"></uses-      permission>
 <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"></uses-permission>
 <uses-permission android:name="android.permission.WAKE_LOCK" />
 <uses-permission android:name="android.permission.GET_TASKS" />
 <uses-sdk android:minSdkVersion="7"></uses-sdk>
 <application android:icon="@drawable/appicon" android:label="@string/app_name" android:name=".UpnpControlApplication">
 <activity android:name=".MainActivity" android:theme="@android:style/Theme.NoTitleBar" android:configChanges="orientation|keyboardHidden">
        <intent-filter>
            <action android:name="android.intent.action.MAIN"></action>
            <category android:name="android.intent.category.LAUNCHER"></category>
        </intent-filter>
    </activity>
    <activity android:name=".BrowseActivity"
              android:label="@string/app_name">

    </activity>
    <activity android:name=".BrowseServerActivity" android:label="@string/app_name"></activity>
    <service android:name=".BrowserUpnpService"></service>
    <activity android:label="@string/list_player" android:name=".EPGview"/>
    <activity android:label="@string/list_player" android:name=".Playsimplevideo"/>
    <activity android:label="@string/list_player" android:name=".Streaming"/>
    <activity android:label="@string/list_player" android:name=".LazyAdapter"/>
    <activity android:label="@string/list_player" android:name=".CustomizedListView"/>
</application>

編輯 2

我把它們放在同一個包里，現在它顯示這個錯誤

11-16 09:21:18.076: D/AndroidRuntime(710): Shutting down VM
11-16 09:21:18.076: W/dalvikvm(710): threadid=1: thread exiting with uncaught exception (group=0x40015560)
11-16 09:21:18.086: E/AndroidRuntime(710): FATAL EXCEPTION: main
11-16 09:21:18.086: E/AndroidRuntime(710): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.upnpexample/com.upnpexample.CustomizedListView}: java.lang.NullPointerException

---

我把它們放在同一個包里，現在它顯示這個錯誤

11-16 09:21:18.076: D/AndroidRuntime(710): Shutting down VM
11-16 09:21:18.076: W/dalvikvm(710): threadid=1: thread exiting with uncaught exception (group=0x40015560)
11-16 09:21:18.086: E/AndroidRuntime(710): FATAL EXCEPTION: main
11-16 09:21:18.086: E/AndroidRuntime(710): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.upnpexample/com.upnpexample.CustomizedListView}: java.lang.NullPointerException

Answer 1

將類 CustomizedListView 中的包更改為：

package com.example.androidhive;

到：

package com.upnpexample;