title: Can't convert to dimension: type=0x1 when inflating the layout
body: <p>My XML file</p>
  
  <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt;
  &lt;com.trill.trillapp.customviews.TrillSocialNetworkBar
      xmlns:android="http://schemas.android.com/apk/res/android"
      android:id="@+id/social_network"
      android:layout_width="match_parent"
      android:layout_height="@dimen/detail_social_network_bar_height"
      android:background="@color/color01"&gt;
  
      &lt;ImageView
          android:id="@+id/social_facebook_bt"
          android:layout_width="90dp"
          android:layout_height="match_parent"
          android:src="@drawable/button_like_off" /&gt;
  
      &lt;com.trill.trillapp.customviews.TrillNotificationTextView
          android:id="@+id/social_facebook_text"
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:layout_alignLeft="@+id/social_facebook_bt"
          android:layout_marginLeft="@dimen/detail_social_text_margin_left"
          android:layout_marginTop="@dimen/detail_social_bar_icon_margin"
          android:gravity="center"
          android:text="9"
          android:textColor="@color/color01"
          android:textSize="@dimen/font_f14" /&gt;
  
      &lt;ImageView
          android:id="@+id/social_twitter_bt"
          android:layout_width="90dp"
          android:layout_height="match_parent"
          android:layout_toRightOf="@+id/social_facebook_bt"
          android:scaleType="center"
          android:src="@drawable/icon_sns_tw" /&gt;
  
      &lt;com.trill.trillapp.customviews.TrillNotificationTextView
          android:id="@+id/social_twitter_text"
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:layout_alignLeft="@+id/social_twitter_bt"
          android:layout_marginLeft="@dimen/detail_social_text_margin_left"
          android:layout_marginTop="@dimen/detail_social_bar_icon_margin"
          android:gravity="center"
          android:maxLength="3"
          android:ellipsize="end"
          android:text="0"
          android:textColor="@color/color01"
          android:textSize="@dimen/font_f14" /&gt;
  
      &lt;ImageView
          android:id="@+id/social_line_bt"
          android:layout_width="90dp"
          android:layout_height="match_parent"
          android:layout_toLeftOf="@+id/social_share"
          android:scaleType="center"
          android:src="@drawable/icon_sns_line" /&gt;
  
      &lt;com.trill.trillapp.customviews.TrillNotificationTextView
          android:id="@+id/social_line_text"
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:layout_alignLeft="@+id/social_line_bt"
          android:layout_marginLeft="@dimen/detail_social_text_margin_left"
          android:layout_marginTop="@dimen/detail_social_bar_icon_margin"
          android:gravity="center"
          android:text="0"
          android:textColor="@color/color01"
          android:textSize="@dimen/font_f14" /&gt;
  
      &lt;ImageView
          android:id="@+id/social_share"
          android:layout_width="90dp"
          android:layout_height="match_parent"
          android:layout_alignParentRight="true"
          android:scaleType="center"
          android:src="@drawable/icon_share_off" /&gt;
  
  &lt;/com.trill.trillapp.customviews.TrillSocialNetworkBar&gt;
  </code></pre>
  
  <p>I got following error when inflating this layout:</p>
  
  <pre><code>java.lang.RuntimeException: Unable to start activity ComponentInfo{com.trill.trillapp/com.trill.trillapp.activities.TrillDetailArticle}: 
  java.lang.UnsupportedOperationException: Can't convert to dimension: type=0x1
  </code></pre>
  
  <p>How to fix it?</p>