Twig Emtpy Variable -> Exception?
{% for item in items %}
<div class="description">
   Title: {{ item.name }}<br />
   Price: {{ item.price }}
</div>
{% else %}
<p>...</p>
{% endfor %}

{{ item.price|default("nothing") }}

{% if item.price is defined and item.price not in [''] %}
    {{ item.price }}
{% endif %}

twig:
    strict_variables: false