Use product.get_absolute_url in dashboard review list instead of the URL template tag
</td>
<td>
{% if review.product %}
- <a href='{% url 'catalogue:detail' product_slug=review.product.slug pk=review.product.id %}'>{{ review.product.title }}</a> </td>
+ <a href='{{ review.product.get_absolute_url }}'>{{ review.product.title }}</a> </td>
{% else %}
{% trans "[Product deleted]" %}
{% endif %}
