Bild wird nicht in der imageView angezeigt

package lu.english.application;

import java.io.File;
import android.app.Activity;
import android.app.Dialog;
import android.app.ProgressDialog;
import android.content.Intent;
import android.graphics.Bitmap;
import android.net.Uri;
import android.os.Bundle;
import android.os.Environment;
import android.os.Handler;
import android.os.Message;
import android.provider.MediaStore;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ImageView;

public class PictureActivity extends Activity {
    

    /** Called when the activity is first created. */
    
    /**
     * Variable Initialisation
     */
     private Button btnPicture;
     private ImageView imgView;
     private EditText edtText;
     private static final int DIALOG_PROGRESSDIALOG = 1;
     private static final int MAX_PROGRESS = 10;
     private static int TAKE_PICTURE = 1337;
     private Uri outputFileUri;

     @Override
     public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.picture);
        initialize();
        
        btnPicture.setOnClickListener(new OnClickListener (){
           public void onClick(View view)
           { 
               saveFullImage();
           }
       });  
} 
     
        private void saveFullImage() {
            Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
            File file = new File(Environment.getExternalStorageDirectory(),
            "test.jpg");
            outputFileUri = Uri.fromFile(file);
            intent.putExtra(MediaStore.EXTRA_OUTPUT, outputFileUri);
            startActivityForResult(intent, TAKE_PICTURE);
        }
        
        @Override
        protected void onActivityResult(int requestCode,
            int resultCode, Intent data) {
            if (requestCode == TAKE_PICTURE) {
                imgView.setImageURI(outputFileUri);    
            }    
        }
    
    public void initialize(){
          btnPicture = (Button) findViewById(R.id.btnPicture);
          edtText = (EditText)findViewById(R.id.edttext);
          imgView = (ImageView) findViewById(R.id.imageView1);
    }   
}

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
        android:layout_width="fill_parent"
        android:layout_height="fill_parent" >

<LinearLayout
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="horizontal" >

        <ImageView
            android:id="@+id/imageView1"
            android:layout_width="640dp"
            android:layout_height="650dp" />

        <EditText
            android:id="@+id/edttext"
            android:layout_width="640dp"
            android:layout_height="650dp"
            android:autoText="true"
            android:ems="10"
            android:focusable="false"
            android:gravity="center"
            android:singleLine="false" >
        </EditText>
      
    </LinearLayout>  
     <LinearLayout
            android:layout_width="fill_parent"
            android:layout_height="wrap_content"
            android:background="@android:drawable/bottom_bar"
            android:gravity="center_vertical" 
            android:layout_alignParentBottom="true"         
            android:layout_alignParentLeft="true">

            <Button
                android:id="@+id/btnPicture"
                 android:layout_width="256dp"
                android:layout_height="wrap_content"
                android:text="Take Picture" />
        </LinearLayout>
</RelativeLayout>

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="lu.english.application"
    android:versionCode="1"
    android:versionName="1.0" >

    <uses-sdk android:minSdkVersion="15" />
         <uses-permission android:name="android.permission.CAMERA"/>
    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />

    <application
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name" >
        <activity
            android:name=".MainActivity"
            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=".PictureActivity" android:label="PictureActivity"></activity>
</activity>
    </application>

</manifest>