Android Emulator gibt immer an: Unfotionally app stopped working!!

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Diskutiere Android Emulator gibt immer an: Unfotionally app stopped working!! im Android App Entwicklung im Bereich Betriebssysteme & Apps.
J

jameslover2014

Neues Mitglied
Wenn ich eine app im emulator öffne steht da immer: Unfotionally app stopped working. Ich habe keine ahnung. Ich würde mich sehr über antworten freuen. Danke schohn mal im vorraus.!!!! :)

Hir ist die LogCat:

Code:
 07-14 15:17:40.091: E/AndroidRuntime(1916): FATAL EXCEPTION: main 07-14 15:17:40.091: E/AndroidRuntime(1916): Process: com.example.testing, PID: 1916 07-14 15:17:40.091: E/AndroidRuntime(1916): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.testing/com.example.testing.MainActivity}: java.lang.NullPointerException 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.ActivityThread.performLaunchActivity(A ctivityThread.java:2195) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.ActivityThread.handleLaunchActivity(Ac tivityThread.java:2245) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.ActivityThread.access$800(ActivityThre ad.java:135) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.ActivityThread$H.handleMessage(Activit yThread.java:1196) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.os.Handler.dispatchMessage(Handler.java:10 2) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.os.Looper.loop(Looper.java:136) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.ActivityThread.main(ActivityThread.jav a:5017) 07-14 15:17:40.091: E/AndroidRuntime(1916): at java.lang.reflect.Method.invokeNative(Native Method) 07-14 15:17:40.091: E/AndroidRuntime(1916): at java.lang.reflect.Method.invoke(Method.java:515) 07-14 15:17:40.091: E/AndroidRuntime(1916): at com.android.internal.os.ZygoteInit$MethodAndArgsCa ller.run(ZygoteInit.java:779) 07-14 15:17:40.091: E/AndroidRuntime(1916): at com.android.internal.os.ZygoteInit.main(ZygoteInit .java:595) 07-14 15:17:40.091: E/AndroidRuntime(1916): at dalvik.system.NativeStart.main(Native Method) 07-14 15:17:40.091: E/AndroidRuntime(1916): Caused by: java.lang.NullPointerException 07-14 15:17:40.091: E/AndroidRuntime(1916): at com.example.testing.MainActivity.onCreate(MainActi vity.java:36) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.Activity.performCreate(Activity.java:5 231) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.Instrumentation.callActivityOnCreate(I nstrumentation.java:1087) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.ActivityThread.performLaunchActivity(A ctivityThread.java:2159) 07-14 15:17:40.091: E/AndroidRuntime(1916): ... 11 more
MainActivity:

Code:
 package com.example.testing;
 import android.support.v7.app.ActionBarActivity;
import android.support.v7.app.ActionBar;
import android.support.v4.app.Fragment;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.TextView;
import android.os.Build;
 public class MainActivity extends ActionBarActivity {
  int counter;
 Button buttonone, buttontwo;
 TextView txt;
 @Override
 protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_main);
   if (savedInstanceState == null) {
   getSupportFragmentManager().beginTransaction()
     .add(R.id.container, new PlaceholderFragment()).commit();
  }
  
  counter = 0;
  buttonone = (Button) findViewById(R.id.button1);
  buttontwo = (Button) findViewById (R.id.button2);
  txt = (TextView) findViewById (R.id.textView1);
  
  buttonone.setOnClickListener(new View.OnClickListener() {
   
   @Override
   public void onClick(View v) {
    // TODO Auto-generated method stub
    counter ++;
    txt.setText(" " + counter);
   
   }
  });
  
  buttontwo.setOnClickListener(new View.OnClickListener() {
   
   @Override
   public void onClick(View v) {
    // TODO Auto-generated method stub
    counter --;
    txt.setText(" " + counter );
   }
  });
 }
  @Override
 public boolean onCreateOptionsMenu(Menu menu) {
   // Inflate the menu; this adds items to the action bar if it is present.
  getMenuInflater().inflate(R.menu.main, menu);
  return true;
 }
  @Override
 public boolean onOptionsItemSelected(MenuItem item) {
  // Handle action bar item clicks here. The action bar will
  // automatically handle clicks on the Home/Up button, so long
  // as you specify a parent activity in AndroidManifest.xml.
  int id = item.getItemId();
  if (id == R.id.action_settings) {
   return true;
  }
  return super.onOptionsItemSelected(item);
 }
  /**
  * A placeholder fragment containing a simple view.
  */
 public static class PlaceholderFragment extends Fragment {
   public PlaceholderFragment() {
  }
   @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container,
    Bundle savedInstanceState) {
   View rootView = inflater.inflate(R.layout.fragment_main, container,
     false);
   return rootView;
  }
 }
 }
Android Manifest:

<?​
xml version="1.0" encoding="utf-8"?>

<​
manifest xmlns:android="http://schemas.android.com/apk/res/android"

package="com.example.testapp"

android:versionCode="1"

android:versionName="1.0" >

<uses-sdk

android:minSdkVersion="8"

android:targetSdkVersion="19" />

<application

android:allowBackup="true"

android:icon="@drawable/ic_launcher"

android:label="@string/app_name"

android:theme="@style/AppTheme" >

<activity

android:name="com.example.testapp.MainActivity"

android:label="@string/app_name" >

<intent-filter>

<action android:name="android.intent.action.MAINACTIVITY" />

<category android:name="android.intent.category.DEFAULT" />

</intent-filter>

</activity>

<activity

android:name= ".Splash"

android:label="@string/app_name" >

<intent-filter>

<action android:name="android.intent.action.MAIN" />

<category android:name="android.intent.category.LAUNCHER" />

</intent-filter>

</activity>

<activity

android:name= ".Menu"

android:label="@string/app_name" >

<intent-filter>

<action android:name="android.intent.action.Menu" />

<category android:name="android.intent.category.LAUNCHER" />

</intent-filter>

</activity>

</application>

</​
manifest>

<?​
xml version="1.0" encoding="utf-8"?>

<​
manifest xmlns:android="http://schemas.android.com/apk/res/android"

package="com.example.testapp"

android:versionCode="1"

android:versionName="1.0" >

<uses-sdk

android:minSdkVersion="8"

android:targetSdkVersion="19" />

<application

android:allowBackup="true"

android:icon="@drawable/ic_launcher"

android:label="@string/app_name"

android:theme="@style/AppTheme" >

<activity

android:name="com.example.testapp.MainActivity"

android:label="@string/app_name" >

<intent-filter>

<action android:name="android.intent.action.MAINACTIVITY" />

<category android:name="android.intent.category.DEFAULT" />

</intent-filter>

</activity>

<activity

android:name= ".Splash"

android:label="@string/app_name" >

<intent-filter>

<action android:name="android.intent.action.MAIN" />

<category android:name="android.intent.category.LAUNCHER" />

</intent-filter>

</activity>

<activity

android:name= ".Menu"

android:label="@string/app_name" >

<intent-filter>

<action android:name="android.intent.action.Menu" />

<category android:name="android.intent.category.LAUNCHER" />

</intent-filter>

</activity>

</application>

</​
manifest>
Ich würde mich echt über jede Hilfe Freuen!!!:rolleyes2::rolleyes2:

 
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