mainactivity 뜨기 전에 알수 없는 액티비티가 떠요..

Question

<application
        android:allowBackup="true"
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/CustomActionBarTheme"
        android:name="com.namekdkd.WUApplication" >

        <meta-data
            android:name="com.google.android.gms.version"
            android:value="@integer/google_play_services_version" />
       
        <receiver
            android:name="com.namekdkd.gcm.GcmBroadcastReceiver"
            android:permission="com.google.android.c2dm.permission.SEND" >
            <intent-filter>
                <action android:name="com.google.android.c2dm.intent.RECEIVE" />

                <category android:name="namekdkd" />
            </intent-filter>
        </receiver>

        <service android:name="com.namekdkd.gcm.GcmIntentService" />

        <activity
            android:name="com.namekdkd.MainActivity"
            android:label="@string/app_name"
            android:theme="@style/CustomLogoTheme"
            >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

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

 

 

매니페스트가 이렇게 되어 있습니다..

 

main 액티비티가 뜨기 전에 빈 화면에 상단바가 있는 액티비티가 하나 뜨는데 도대체 이게 왜 뜨는지 모르겠습니다..

이 액티비티가 뜨고 나서 main 액티비티로 넘어오는데..

왜그러는걸까요 ㅠㅠ