1

app/views/managements/partners.html.erb

@@ -47,7 +47,7 @@
               <span><a href="javascript:void(0)" class="color-blue">+添加</a></span>
               <span>添加时间</span>
             </li>
-            <% @current_partner.customers.each do |customer| %>
+            <% @current_partner.try(:customers).try(:each) do |customer| %>
               <li>
                 <span><%= customer.school.id %></span>
                 <span class="task-hide"><%= customer.school.name %></span>