I have a grid with 3 different button columns
This is the code
<telerik:RadGrid runat="server" ID="RadGridClassOverview" ShowFooter="false" Width="100%" Enableajax="true" ShowStatusBar="True"
allowaddingrecords="false" AutoGenerateColumns="false" AllowSorting="false" allowpagesizeselection="False" AllowMultiRowSelection="false"
OnItemDataBound="OnItemDataBoundHandler" OnDetailTableDataBind="RadGridOverview_DetailTableDataBind"
AllowPaging="True" Skin="Bootstrap" PageSize="30" OnNeedDataSource="RadGridClassOverview_NeedDataSource"
OnItemCommand="RadGridClassOverview_ItemCommand" OnPreRender="RadGridClassOverview_PreRender" CssClass="table table-striped">
<PagerStyle Mode="NextPrev" Position="Bottom" PageSizeControlType="RadComboBox"></PagerStyle>
<MasterTableView AutoGenerateColumns="false" DataKeyNames="Student_reference, Expr1, Group" TableLayout="Auto" RetainExpandStateOnRebind="false" HierarchyLoadMode="ServerBind" EnableHierarchyExpandAll="true" HierarchyDefaultExpanded="false" EditMode="EditForms">
<DetailTables>
<telerik:GridTableView AutoGenerateColumns="false" DataKeyNames="note_ref" Width="100%" EnableHierarchyExpandAll="true" CommandItemDisplay="Top" EditMode="EditForms" Name="GridNotes">
<CommandItemSettings AddNewRecordText="Create New Note" />
<NoRecordsTemplate>
<div>
There are no notes to display
</div>
</NoRecordsTemplate>
<Columns>
<telerik:GridButtonColumn CommandName="View" HeaderStyle-BackColor="#428bca" HeaderStyle-ForeColor="White" HeaderStyle-Font-Bold="true" HeaderStyle-HorizontalAlign="Center" HeaderStyle-VerticalAlign="Middle" Text="View" UniqueName="ViewCommandColumn">
</telerik:GridButtonColumn>
<telerik:GridButtonColumn CommandName="Edit" HeaderStyle-BackColor="#428bca" HeaderStyle-ForeColor="White" HeaderStyle-Font-Bold="true" HeaderStyle-HorizontalAlign="Center" HeaderStyle-VerticalAlign="Middle" Text="Edit" UniqueName="EditCommandColumn">
</telerik:GridButtonColumn>
<telerik:GridButtonColumn CommandName="Delete" HeaderStyle-BackColor="#428bca" HeaderStyle-ForeColor="White" HeaderStyle-Font-Bold="true" HeaderStyle-HorizontalAlign="Center" HeaderStyle-VerticalAlign="Middle" Text="Delete" UniqueName="DeleteCommandColumn">
</telerik:GridButtonColumn>
<telerik:GridBoundColumn DataField="student_id" HeaderText="student_id" HeaderStyle-BackColor="#428bca" HeaderStyle-ForeColor="White" HeaderStyle-Font-Bold="true" HeaderStyle-HorizontalAlign="Center" HeaderStyle-VerticalAlign="Middle" UniqueName="Student_ref" Display="false" runat="server" ReadOnly="true">
</telerik:GridBoundColumn>
<telerik:GridBoundColumn DataField="note_ref" DataType="System.Int32" HeaderText="note_ref" HeaderStyle-BackColor="#428bca" HeaderStyle-ForeColor="White" HeaderStyle-Font-Bold="true" HeaderStyle-HorizontalAlign="Center" HeaderStyle-VerticalAlign="Middle" UniqueName="note_ref" Display="False" runat="server" ReadOnly="true">
</telerik:GridBoundColumn>
<telerik:GridBoundColumn DataField="course" HeaderText="code" HeaderStyle-BackColor="#428bca" HeaderStyle-ForeColor="White" HeaderStyle-Font-Bold="true" HeaderStyle-HorizontalAlign="Center" HeaderStyle-VerticalAlign="Middle" UniqueName="course" Display="false" runat="server" ItemStyle-Width="10px" HeaderStyle-Width="10px">
</telerik:GridBoundColumn>
<telerik:GridBoundColumn DataField="course_name" HeaderText="Subject" HeaderStyle-BackColor="#428bca" HeaderStyle-ForeColor="White" HeaderStyle-Font-Bold="true" HeaderStyle-HorizontalAlign="Center" HeaderStyle-VerticalAlign="Middle" UniqueName="qualname" HeaderStyle-Width="200px" ItemStyle-Width="200px" ItemStyle-HorizontalAlign="Left" ItemStyle-Wrap="true">
</telerik:GridBoundColumn>
<telerik:GridBoundColumn DataField="noteType" HeaderText="Type" HeaderStyle-BackColor="#428bca" HeaderStyle-ForeColor="White" HeaderStyle-Font-Bold="true" HeaderStyle-HorizontalAlign="Center" HeaderStyle-VerticalAlign="Middle" UniqueName="noteType" Display="false">
</telerik:GridBoundColumn>
<telerik:GridBoundColumn DataField="typeDesc" HeaderText="Note Type" HeaderStyle-BackColor="#428bca" HeaderStyle-ForeColor="White" HeaderStyle-Font-Bold="true" HeaderStyle-HorizontalAlign="Center" HeaderStyle-VerticalAlign="Middle" UniqueName="typeDesc" ItemStyle-HorizontalAlign="Left" ItemStyle-Wrap="true">
</telerik:GridBoundColumn>
<telerik:GridDateTimeColumn DataField="created" HeaderText="Created" HeaderStyle-BackColor="#428bca" HeaderStyle-ForeColor="White" HeaderStyle-Font-Bold="true" HeaderStyle-HorizontalAlign="Center" HeaderStyle-VerticalAlign="Middle" UniqueName="created" DataFormatString="{0:dd/MM/yyyy}">
</telerik:GridDateTimeColumn>
<telerik:GridBoundColumn DataField="created_by" HeaderText="Created" HeaderStyle-BackColor="#428bca" HeaderStyle-ForeColor="White" HeaderStyle-Font-Bold="true" HeaderStyle-HorizontalAlign="Center" HeaderStyle-VerticalAlign="Middle" UniqueName="created_by" Display="false" ItemStyle-HorizontalAlign="Left">
</telerik:GridBoundColumn>
<telerik:GridBoundColumn DataField="note_content" HeaderText="Created" HeaderStyle-BackColor="#428bca" HeaderStyle-ForeColor="White" HeaderStyle-Font-Bold="true" HeaderStyle-HorizontalAlign="Center" HeaderStyle-VerticalAlign="Middle" UniqueName="note_content" Display="false" ItemStyle-HorizontalAlign="Center">
</telerik:GridBoundColumn>
</Columns>
<EditFormSettings EditFormType="Template">
<EditColumn UniqueName="Edit">
</EditColumn>
<FormTemplate>
<table style="width: 85%" border="1">
<asp:Panel ID="pnlAdd" runat="server" Visible="false">
<tr style="border: solid">
<td colspan="2"><b>Create New Note</b><br />
</td>
</tr>
<tr>
<td colspan="2">
<asp:Label ID="lblqualcode" runat="server" Text=''></asp:Label>
<br />
Select Note Type<br />
<telerik:RadComboBox ID="RadComboBoxNoteType" runat="server" EmptyMessage="Select NoteType" CausesValidation="False"
HighlightTemplatedItems="true" Height="100px" Width="450px" DropDownWidth="450px" EnableAutomaticLoadOnDemand="False" AutoPostBack="true"
AppendDataBoundItems="true" Visible="true" CssClass="ComboBox" OnSelectedIndexChanged="RadComboBoxNoteType_SelectedIndexChanged">
</telerik:RadComboBox>
</td>
</tr>
<tr>
<td colspan="2">
<telerik:RadComboBox ID="RadComboBoxQual" runat="server" EmptyMessage="Select Subject and class" CausesValidation="False"
HighlightTemplatedItems="true" Height="100px" Width="450px" DropDownWidth="450px" EnableAutomaticLoadOnDemand="False" AutoPostBack="true"
AppendDataBoundItems="true" Visible="true" CssClass="ComboBox">
</telerik:RadComboBox>
</td>
</tr>
<tr>
<td colspan="2">Mindset habits<br />
Please select the mindset habits to link to this note</td>
</tr>
<tr>
<td colspan="2">
<telerik:RadListBox ID="ListBoxhabits" runat="server" RenderMode="Lightweight" CheckBoxes="true">
<Items>
<telerik:RadListBoxItem Text=" Time" />
<telerik:RadListBoxItem Text=" Engagement" />
<telerik:RadListBoxItem Text=" Response" />
<telerik:RadListBoxItem Text=" Resources" />
<telerik:RadListBoxItem Text=" Organisation" />
</Items>
</telerik:RadListBox>
</td>
</tr>
<tr>
<td colspan="2">Enter Note content
<br />
<asp:TextBox ID="txtNoteContent" runat="server" Text="" class="form-control input-normal" Rows="5" Columns="100" TextMode="MultiLine">
</asp:TextBox><br />
<br />
<br />
<br />
<asp:Label ID="lblMessage" runat="server" Text=''></asp:Label>
</td>
</tr>
<tr>
<td colspan="2">
<asp:Button ID="btnSave" CausesValidation="False" Text="Save"
runat="server" AutoPostBack="True" CommandName="PerformInsert"></asp:Button>
</td>
</tr>
</asp:Panel>
<asp:Panel ID="Paneledit" runat="server" Visible="false">
<tr>
<td colspan="2">
<b>Note Details</b><br />
</td>
</tr>
<tr>
<td colspan="2">Edit Note content
<br />
<asp:TextBox ID="txteditnotedets" runat="server" class="form-control input-normal" Rows="5" Columns="100" TextMode='MultiLine' Text='<%# Bind("note_content") %>'>
</asp:TextBox><br />
</td>
</tr>
<tr>
<td colspan="2">
<asp:Button ID="btnUpdate" CausesValidation="False" Text="Save"
runat="server" AutoPostBack="True" CommandName="PerformUpdate"></asp:Button>
</td>
</tr>
</asp:Panel>
<asp:Panel ID="Paneldetail" runat="server" Visible="false">
<tr>
<td colspan="2">
<b>Note Details</b><br />
</td>
</tr>
<tr> <td colspan="2">
<asp:Label ID="LabelEditDetails" runat="server" Text='<%# Bind("note_content") %>'></asp:Label>
</td>
</tr>
</asp:Panel>
</table>
</FormTemplate>
</EditFormSettings>
</telerik:GridTableView>
</DetailTables>
<Columns>
I want to display panelDetail when I click the View Column and Paneledit when I click the edit column. PanelEdit is displaying correctly but PanelDelete does not work. What do I need to do to get it to work?