The response for this Embed is invalid. Here's the error data:
{% if response_error.items %}
{% for key, value in response_error.items %}
{% endif %}
{% if is_step2 or form.instance.pk %}
{% endif %}
{% if is_step2 %}
{% else %}
{% if show_delete and has_delete_permission %}
{% endif %}
{% endif %}
{{ value }}
{% endfor %} {% else %} {{ response_error }} {% endif %}