Setting Wrong Application Name

I have my application named Umall but it is replaced by Slash that is my First Activity i am stuck with that small problem don't know how to handle it.. My Manifest.XML is

• 
  

  package="com.ef.umall" android:versionCode="1"
  
  android:versionName="1.0" >

  
  

  android:theme="@style/AppTheme" >

  
  

  
            <category android:name="android.intent.category.LAUNCHER" />
        </intent-filter>
    </activity>
    <activity
        android:name=".activity.HomeActivity"
        android:label="@string/title_activity_home" >
    </activity>
    <activity
        android:name=".activity.ProductsListActivity_"
        android:label="@string/title_activity_products_list" >
    </activity>
    <activity
        android:name=".activity.ProductDetail_"
        android:label="@string/title_activity_product_detail" >
    </activity>
    <activity
        android:name=".activity.CartActivity_"
        android:label="@string/title_activity_cart" >
    </activity>
    <activity
        android:name=".activity.ProductActivity_"
        android:label="@string/title_activity_product" >
    </activity>
    <activity
        android:name=".activity.UmallBaseActivity_"
        android:label="@string/title_activity_umall_base" >
    </activity>
    <activity
        android:name=".activity.ShopingChart"
        android:label="@string/title_activity_shoping_chart" >
    </activity>    </application>