Formview edit mode not working

<asp:FormView ID="FormView1" runat="server" DataKeyNames="HID"
    onitemcommand="FormView1_ItemCommand1">
<ItemTemplate>
<table>
<tr>
<td>HID</td><td><%# Eval("HID") %></td>
<td>UID</td><td><%# Eval("UID") %></td>
<td>HouseNo</td><td><%# Eval("HouseId") %></td>
<td>Status</td><td><%# Eval("Status") %></td>
<td>Category</td><td><%# Eval("Category")%></td>

</tr>
    <tr>
<td>HouseName</td><td><%# Eval("HouseName") %></td>
<td>ChurchName</td><td><%# Eval("FullHouseName") %></td>
<td>Malayalam</td><td><%# Eval("FullHouseNameMal")%></td>
</tr>

   <tr>
<td>Address1</td><td><%# Eval("Address1") %></td>
<td>Adddess2</td><td><%# Eval("Address2") %></td>
<td>Road</td><td><%# Eval("Road")%></td>
</tr>

     <tr>
<td>Pincode</td><td><%# Eval("Pincode")%></td>
<td>Landphone</td><td><%# Eval("Landphone")%></td>
<td>Date of join</td><td><%# Eval("DateOfJoin")%></td>
</tr>
    <tr>
        <td colspan="2">
           <asp:LinkButton ID="LinkButton1"
               runat="server" CommandName="EditInfo"
               Text="Edit">Edit</asp:LinkButton>
        </td>
    </tr>
</table>

</ItemTemplate>
<EditItemTemplate>
<table>
<tr>
<td>HID</td><td><%# Eval("HID") %></td>
<td>UID</td><td><%# Eval("UID") %></td>
<td>HouseNo</td><td><%# Eval("HouseId") %></td>
<td>Status</td><td><%# Eval("Status") %></td>
<td>Category</td><td><%# Eval("Category")%></td>

</tr>
    <tr>
<td>HouseName</td><td><asp:TextBox ID="txtHname" runat="server" Text='<%# Eval("HouseName") %>' /></td>
<td>ChurchName</td><td><%# Eval("FullHouseName") %></td>
<td>Malayalam</td><td><%# Eval("FullHouseNameMal")%></td>
</tr>

   <tr>
<td>Address1</td><td><%# Eval("Address1") %></td>
<td>Adddess2</td><td><%# Eval("Address2") %></td>
<td>Road</td><td><%# Eval("Road")%></td>
</tr>

     <tr>
<td>Pincode</td><td><%# Eval("Pincode")%></td>
<td>Landphone</td><td><%# Eval("Landphone")%></td>
<td>Date of join</td><td><%# Eval("DateOfJoin")%></td>
</tr>
<tr>
                  <td colspan="2">
                   <asp:LinkButton ID="LinkButton2"
        runat="server" CommandName="UpdateInfo"
        Text="UpdateInfo">Update</asp:LinkButton>
      <asp:LinkButton ID="LinkButton3"
        runat="server" CommandName="CancelUpdate"
        Text="CancelInfo">Cancel</asp:LinkButton>
                  </td>
                </tr>

</table>

</EditItemTemplate>
</asp:FormView>

protected void FormView1_ItemCommand1(object sender, FormViewCommandEventArgs e)
   {
       switch (e.CommandName)
       {
           case "EditInfo":
               FormView1.ChangeMode(FormViewMode.Edit);
               break;
           case "CancelUpdate":
               FormView1.ChangeMode(FormViewMode.ReadOnly);
               break;
           case "CancelInsert":
               FormView1.ChangeMode(FormViewMode.ReadOnly);
               break;
           default:
               break;
       }

       FormView1.DataBind();
   }