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POTwo activities on android: error force close
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  1. POTwo activities on android: error force close
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    copied!<p>I want to make two intent <code>Activity</code>s in android, the first one being </p> <pre><code> txt=(EditText)findViewById(R.id.txt); next = (Button) findViewById(R.id.Button01); next.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { Intent i = new Intent(yaraby.this, HelloItemizedOverlay.class); yaraby.this.startActivity(i); } } </code></pre> <p>and the second one </p> <pre><code>next.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { Intent i = new Intent(Mapy.this, yaraby.class); Mapy.this.startActivity(i); } } </code></pre> <p>Is this right to open two activities?</p> <p>So the error when I run it the first intent open when I click next to open second intent it force close and on the cat log </p> <pre><code>05-21 01:00:23.913: VERBOSE/AudioFlinger(95): MixerThread 0xbb50 TID 152 waking up 05-21 01:00:23.933: ERROR/AndroidRuntime(9212): FATAL EXCEPTION: main 05-21 01:00:23.933: ERROR/AndroidRuntime(9212): java.lang.NoClassDefFoundError: yaraby.y.HelloItemizedOverlay 05-21 01:00:23.933: ERROR/AndroidRuntime(9212): at yaraby.y.yaraby$1.onClick(yaraby.java:48) 05-21 01:00:23.933: ERROR/AndroidRuntime(9212): at android.view.View.performClick(View.java:2408) 05-21 01:00:23.933: ERROR/AndroidRuntime(9212): at android.view.View$PerformClick.run(View.java:8816) 05-21 01:00:23.933: ERROR/AndroidRuntime(9212): at android.os.Handler.handleCallback(Handler.java:587) 05-21 01:00:23.933: ERROR/AndroidRuntime(9212): at android.os.Handler.dispatchMessage(Handler.java:92) 05-21 01:00:23.933: ERROR/AndroidRuntime(9212): at android.os.Looper.loop(Looper.java:123) 05-21 01:00:23.933: ERROR/AndroidRuntime(9212): at android.app.ActivityThread.main(ActivityThread.java:4633) 05-21 01:00:23.933: ERROR/AndroidRuntime(9212): at java.lang.reflect.Method.invokeNative(Native Method) 05-21 01:00:23.933: ERROR/AndroidRuntime(9212): at java.lang.reflect.Method.invoke(Method.java:521) 05-21 01:00:23.933: ERROR/AndroidRuntime(9212): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:858) 05-21 01:00:23.933: ERROR/AndroidRuntime(9212): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616) 05-21 01:00:23.933: ERROR/AndroidRuntime(9212): at dalvik.system.NativeStart.main(Native Method) </code></pre> <p>the manifest </p> <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt; </code></pre> <p></p> <p></p> <pre><code>&lt;uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" /&gt; &lt;uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" /&gt; &lt;application android:icon="@drawable/icon" android:label="@string/app_name"&gt; &lt;activity android:name=".yaraby" android:label="@string/app_name"&gt; &lt;intent-filter&gt; &lt;action android:name="android.intent.action.MAIN" /&gt; &lt;category android:name="android.intent.category.LAUNCHER" /&gt; &lt;/intent-filter&gt; &lt;/activity&gt; &lt;activity android:name=".Mapy" android:label="@string/app_name"&gt; &lt;intent-filter&gt; &lt;action android:name="android.intent.action.VIEW" /&gt; &lt;category android:name="android.intent.category.DEFAULT" /&gt; &lt;/intent-filter&gt; &lt;/activity&gt; &lt;activity android:name=".HelloItemizedOverlay" android:label="@string/app_name"&gt; &lt;intent-filter&gt; &lt;action android:name="android.intent.action.VIEW" /&gt; &lt;category android:name="android.intent.category.DEFAULT" /&gt; &lt;/intent-filter&gt; &lt;/activity&gt; &lt;/application&gt; </code></pre> <p></p> <pre><code> package yaraby.y; import java.io.BufferedReader; import java.io.DataOutputStream; import java.io.InputStreamReader; import java.net.Socket; import android.app.Activity; import android.content.Intent; import android.os.Bundle; import android.view.Vieimport android.view.View.OnClickListener; import android.widget.Button; import android.widget.EditText; import android.widget.TextView; v import android.widget.Toast; </code></pre> <p>mapy import</p> <pre><code>package yaraby.y; import java.io.BufferedReader; import java.io.DataOutputStream; import java.io.IOException; import java.io.InputStreamReader; import java.net.DatagramPacket; import java.net.DatagramSocket; import java.net.InetSocketAddress; import java.net.Socket; import java.net.SocketException; import java.util.List; ///and other public class Mapy extends MapActivity { 05-21 03:40:37.703: ERROR/AndroidRuntime(12691): FATAL EXCEPTION: main 05-21 03:40:37.703: ERROR/AndroidRuntime(12691): java.lang.NoClassDefFoundError: yaraby.y.Mapy </code></pre>
 

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