_tabs.html.slim in cm-admin-2.4.1

- old
+ new
@@ -7,8 +7,8 @@
           - if via_xhr
             = link_to tab_display_name(nav_item.nav_item_name), cm_admin.send("#{@ar_object.model_name.singular}_#{nav_item_action_name}_path", @ar_object), class: "nav-link #{ nav_item_action_name == action_name ? 'active' : ''}", target: '_blank'
           - else
             = link_to tab_display_name(nav_item.nav_item_name), cm_admin.send("#{@ar_object.model_name.singular}_#{nav_item_action_name}_path", @ar_object), class: "nav-link #{ nav_item_action_name == action_name ? 'active' : ''}"
   // current_action_name is defined when action trail is added to that model
-  - if policy([:cm_admin, @model.name.classify.constantize]).send(:history?)
+  - if policy([:cm_admin, @model.name.classify.constantize]).send(:history?) && cm_admin.respond_to?("#{@ar_object.model_name.singular}_history_path".to_sym)
     li.nav-item
-      = link_to 'History', cm_admin.send("#{@ar_object.model_name.singular}_history_path", @ar_object), class: "nav-link #{ action_name == 'history' ? 'active' : ''}"
\ No newline at end of file
+      = link_to 'History', cm_admin.send("#{@ar_object.model_name.singular}_history_path", @ar_object), class: "nav-link #{ action_name == 'history' ? 'active' : ''}"