Django-jet缺少参数：“ sortable_by”

Question

在尝试更改我拥有的模型的Django管理中所有表的任何行时，我使用主题Django-jet和Django 2.1，我收到此错误：

_init__() missing 1 required positional argument: 'sortable_by'

有什么办法可以解决它而不降级？ 错误痕迹

__init__() missing 1 required positional argument: 'sortable_by'
112 
113     {% block footer %}<div id="footer"></div>{% endblock %}
114 
115     {% jet_delete_confirmation_context as delete_confirmation_context %}
116     {{ delete_confirmation_context }}
117 
118     {% jet_change_form_sibling_links_enabled as show_siblings %}
119     {% if change and show_siblings %}
120         <div class="changeform-navigation">
121             {% spaceless %}
122                 {% jet_previous_object as sibling %} <-------ERROR IS HERE
123                 <a{% if sibling.url %} href="{{ sibling.url }}"{% endif %} class="changeform-navigation-button segmented-button left{% if not sibling %} disabled{% endif %}" title="{{ sibling.label }}">
124                     <span class="changeform-navigation-button-icon left icon-arrow-left"></span>
125                     <span class="changeform-navigation-button-label">
126                         {% if sibling %}
127                             {{ sibling.label }}
128                         {% else %}
129                             ---
130                         {% endif %}
131                     </span>
132                 </a>