title: Magento custom module new order email not showing order items
body: <p>I am trying to send email programmaticaly with order items grid using</p>
  
  <pre><code>{{layout handle="sales_email_order_items" order=$order}} 
  </code></pre>
  
  <p>but its not working.it is blank. But</p>
  
  <pre><code>{{htmlescape var=$order.getCustomerName()}} 
  </code></pre>
  
  <p>show customer name properly.also shipping address ,billing address,payment method etc. are showing properly</p>
  
  <p>what is missing?</p>
  
  <p>Magento ver. 1.9.0.1</p>
  
  <p>Thanks in Advance</p>