fix

app/views/admin/client_managements/_contract_index.html.erb

@@ -1,5 +1,5 @@
 <% @contracts.each do |contract| %>
-  <% site = contract.get_site %>
+  <% site = contract.get_site if request.type == "existing" %>
   <tr>
     <td><%= contract.uid %>
     <td><%= contract.contract_user.name %></td>

app/views/admin/client_managements/_index.html.erb

@@ -1,5 +1,5 @@
 <% @site_requests.each do |request| %>
-  <% site = request.get_site %>
+  <% site = request.get_site if request.type == "existing" %>
   <tr>
     <td><%= request.uid %>
     <td><%= request.c_panel_user.name %></td>