Android unfortunately has stopped hatası

Konum bilğimi alırken sürekli uygulama daha açılmadan bu hatayı alıyorum. LocationManeger kullanarak konum bilgimi alabildigimi fakat ConnectionCallbacks ve OnConnectionFailedListener'i implement ederek denedigimde bu hatayı aldığımı farkettim.

<LogCat>

09-18 09:45:38.701: E/AndroidRuntime(812): FATAL EXCEPTION: main
09-18 09:45:38.701: E/AndroidRuntime(812): java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.frknbrgl.nerdeyim/com.frknbrgl.nerdeyim.MainActivity}: java.lang.ClassNotFoundException: Didn't find class "com.frknbrgl.nerdeyim.MainActivity" on path: DexPathList[[zip file "/data/app/com.frknbrgl.nerdeyim-1.apk"],nativeLibraryDirectories=[/data/app-lib/com.frknbrgl.nerdeyim-1, /system/lib]]
09-18 09:45:38.701: E/AndroidRuntime(812):     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2137)
09-18 09:45:38.701: E/AndroidRuntime(812):     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2261)
09-18 09:45:38.701: E/AndroidRuntime(812):     at android.app.ActivityThread.access$600(ActivityThread.java:141)
09-18 09:45:38.701: E/AndroidRuntime(812):     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1256)
09-18 09:45:38.701: E/AndroidRuntime(812):     at android.os.Handler.dispatchMessage(Handler.java:99)
09-18 09:45:38.701: E/AndroidRuntime(812):     at android.os.Looper.loop(Looper.java:137)
09-18 09:45:38.701: E/AndroidRuntime(812):     at android.app.ActivityThread.main(ActivityThread.java:5103)
09-18 09:45:38.701: E/AndroidRuntime(812):     at java.lang.reflect.Method.invokeNative(Native Method)
09-18 09:45:38.701: E/AndroidRuntime(812):     at java.lang.reflect.Method.invoke(Method.java:525)
09-18 09:45:38.701: E/AndroidRuntime(812):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:737)
09-18 09:45:38.701: E/AndroidRuntime(812):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)
09-18 09:45:38.701: E/AndroidRuntime(812):     at dalvik.system.NativeStart.main(Native Method)
09-18 09:45:38.701: E/AndroidRuntime(812): Caused by: java.lang.ClassNotFoundException: Didn't find class "com.frknbrgl.nerdeyim.MainActivity" on path: DexPathList[[zip file "/data/app/com.frknbrgl.nerdeyim-1.apk"],nativeLibraryDirectories=[/data/app-lib/com.frknbrgl.nerdeyim-1, /system/lib]]
09-18 09:45:38.701: E/AndroidRuntime(812):     at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:53)
09-18 09:45:38.701: E/AndroidRuntime(812):     at java.lang.ClassLoader.loadClass(ClassLoader.java:501)
09-18 09:45:38.701: E/AndroidRuntime(812):     at java.lang.ClassLoader.loadClass(ClassLoader.java:461)
09-18 09:45:38.701: E/AndroidRuntime(812):     at android.app.Instrumentation.newActivity(Instrumentation.java:1061)
09-18 09:45:38.701: E/AndroidRuntime(812):     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2128)
09-18 09:45:38.701: E/AndroidRuntime(812):     ... 11 more

<MainActivty>

import android.location.Location;
import android.os.Bundle;
import android.support.v4.app.FragmentActivity;
import android.widget.TextView;

import com.google.android.gms.common.ConnectionResult;
import com.google.android.gms.common.GooglePlayServicesClient.ConnectionCallbacks;
import com.google.android.gms.common.GooglePlayServicesClient.OnConnectionFailedListener;
import com.google.android.gms.location.LocationClient;
import com.google.android.gms.location.LocationListener;
import com.google.android.gms.location.LocationRequest;

public class MainActivity extends FragmentActivity implements ConnectionCallbacks, OnConnectionFailedListener, LocationListener {
    
    private LocationClient locationClient;
    private LocationRequest locationRequest;
    private TextView enlemTextView;
    private TextView boylamTextView;
   

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        
        enlemTextView = (TextView) findViewById(R.id.textView1);
        boylamTextView = (TextView) findViewById(R.id.textView2);
               
        locationClient = new LocationClient(this, this, this);
        
        locationRequest = LocationRequest.create()
                  .setInterval(5000)
                  .setFastestInterval(16)
                  .setPriority(LocationRequest.PRIORITY_HIGH_ACCURACY);
    }
    
    @Override
    public void onLocationChanged(Location location) {
        enlemTextView.setText(String.valueOf(location.getLatitude()));
        boylamTextView.setText(String.valueOf(location.getLongitude()));
        
            }
    

    @Override
    public void onConnected(Bundle connectionHint) {
        locationClient.requestLocationUpdates(locationRequest, this);
    }

    @Override
    public void onDisconnected() {}

    @Override
    public void onConnectionFailed(ConnectionResult result) {}

    @Override
    protected void onResume() {
        super.onResume();
        locationClient.connect();
    }

    @Override
    public void onPause() {
        super.onPause();
        
        if(locationClient.isConnected())
            locationClient.removeLocationUpdates(this);
        
        locationClient.disconnect();
    }

}

<AndroidManifest>

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

    <uses-sdk
        android:minSdkVersion="18"
        android:targetSdkVersion="18" />
    
    <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/>
    <uses-permission android:name="android.permission.INTERNET"/>

    <application
        android:allowBackup="true"
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" >
        <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>
    </application>

</manifest>