Unhandled Error!

Trying to get property of non-object

Document Category Sub
Document type CMS page
Line 11
Exception class Cms_ExecutionException

Code Highlight

    <div id="category_products">
      <? $this->render_partial('shop:category') ?>
    </div>
  <? endif ?>
</div>
<div class="clear">
<? if ($category->drawing_number): ?>
<div id="drawing-number"><p>Drawing No. <?= $category->drawing_number ?></p></div>
<? endif ?>
 
# Document Type
1 Category Sub CMS page