{% extends "base.html" %} {% block title %}Error {{exception.status_code}}{% endblock %} {% block main %} <main class="container"> <h1>{{exception.status_code}}</h1> <p>{{exception}}</p> {% if exception.status_code == 409 %} <p>Retrying in 1 second...</p> <meta http-equiv="refresh" content="1"> {% endif %} </main> {% endblock %}