Object reference not set to an instance of an object.

<table>
    <tr>
        <th>
            <%: Html.DisplayNameFor(model => model.Emp_Name) %>
        </th>
        <th>
            <%: Html.DisplayNameFor(model => model.Emp_Alies) %>
        </th>
        <th></th>
    </tr>
 
<% foreach (var item in Model) { %>
    <tr>
        <td>
            <%: Html.DisplayFor(modelItem => item.Emp_Name) %>
        </td>
        <td>
            <%: Html.DisplayFor(modelItem => item.Emp_Alies) %>
        </td>
        <td>
            <%: Html.ActionLink("Edit", "Edit", new { id=item.Emp_Id }) %> |
            <%: Html.ActionLink("Details", "Details", new { id=item.Emp_Id }) %> |
            <%: Html.ActionLink("Delete", "Delete", new { id=item.Emp_Id }) %>
        </td>
    </tr>
<% } %>
 
</table>