title: error: No resource identifier found for attribute 'textAlignment' in package 'android'
body: <p>This is my res/layout mobile.xml file. Where is my mistake? When I run textview has this error.</p>
  
  <pre><code>    &lt;?xml version="1.0" encoding="utf-8"?&gt;
      &lt;LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:padding="5dp" &gt;
      &lt;ImageView
      android:id="@+id/grid_item_image"
      android:layout_width="100dp"
      android:layout_height="118dp"
      android:src="@drawable/android_logo" &gt;
      &lt;/ImageView&gt;
      &lt;TextView
      android:id="@+id/grid_item_label"
      android:layout_width="fill_parent"
      android:layout_height="wrap_content"
      android:layout_marginTop="15dp"
      android:text="@+id/label"
      android:textSize="25dp"
      android:textAlignment="center" &gt;
      &lt;/TextView&gt;
      &lt;/LinearLayout&gt;
  </code></pre>