I have implemented the AppointmentInsert and it works perfectly. However, the AppointmentUpdate and AppointmentDelete never fire. any ideas?

<

telerik:RadScriptManager ID="RadScriptManager1" Runat="server" />

<telerik:RadAjaxManager runat="Server" ID="RadAjaxManager1">

<AjaxSettings>

<telerik:AjaxSetting AjaxControlID="RadScheduler1">

<UpdatedControls>

<telerik:AjaxUpdatedControl ControlID="RadScheduler1" LoadingPanelID="RadAjaxLoadingPanel1" />

</UpdatedControls>

</telerik:AjaxSetting>

</AjaxSettings>

</telerik:RadAjaxManager>

<telerik:RadAjaxLoadingPanel ID="RadAjaxLoadingPanel1" runat="server" Skin="Office2007" />

<telerik:RadScheduler ID="RadScheduler1" runat="server" Skin="Office2007"

OnAppointmentInsert="RadScheduler1_AppointmentInsert"

OnAppointmentDelete="RadScheduler1_AppointmentDelete"

OnAppointmentUpdate="RadScheduler1_AppointmentUpdate"

DataKeyField="AppointmentID" DataStartField="StartDate" DataEndField="EndDate" DataSubjectField="Subject"

DataRecurrenceField="RecurrenceRule" DataRecurrenceParentKeyField="RecurrenceParentID"

DisplayDeleteConfirmation="true" />

<%@ Page Language="C#" MasterPageFile="~/Master/UserPages.master" AutoEventWireup="true"
CodeFile="lkup_pronotes2.aspx.cs" Inherits="Lookup_lkup_pronotes2" %>

<%@ Register Assembly="RadAjax.Net2" Namespace="Telerik.WebControls" TagPrefix="radA" %>
<%@ Register Assembly="RadInput.Net2" Namespace="Telerik.WebControls" TagPrefix="radI" %>
<%@ Register Assembly="RadGrid.Net2" Namespace="Telerik.WebControls" TagPrefix="radG" %>
<asp:Content ID="Content1" ContentPlaceHolderID="cphWebData" runat="Server">

    <div class='content'>
        <radA:RadAjaxPanel ID="RadAjaxPanel1" LoadingPanelID="AjaxLoadingPanel1" runat="server"
            Height="100%" Width="100%">
        <radg:radgrid  ID="RadGrid1" runat="server" OnDetailTableDataBind="RadGrid1_DetailTableDataBind"
            AllowExpandCollapse="true" AllowMultiRowSelection="false">
            <MasterTableView CommandItemDisplay="Bottom">
                <%-- <EditFormSettings EditFormType="Template">
                    <FormTemplate>
                        <table style="width: 80%" align="center">
                        </table>
                    </FormTemplate>
                </EditFormSettings> --%>
                <Columns>
                    <radG:GridBoundColumn HeaderText="ID" UniqueName="cpk_pronotes" DataField="cpk_pronotes" Display="False" ReadOnly="True" />
                    <radG:GridBoundColumn HeaderText="Entered" UniqueName="date_" DataField="date_" HeaderButtonType="TextButton" />
                    <radG:GridBoundColumn HeaderText="Entered By" UniqueName="username" DataField="username" HeaderButtonType="TextButton" />
                    <radG:GridBoundColumn HeaderText="Subject" UniqueName="subject" DataField="subject" HeaderButtonType="TextButton" />
                    <radG:GridBoundColumn HeaderText="F/U Date" UniqueName="followup" DataField="followup" DataFormatString="{0:d}" HeaderButtonType="TextButton" />
                    <radG:GridBoundColumn HeaderText="F/U Assigned To..." UniqueName="funame" DataField="funame" HeaderButtonType="TextButton" />
                    <radG:GridBoundColumn HeaderText="F/U Complete" UniqueName="fudone" DataField="fudone" HeaderButtonType="TextButton" />
                    <%-- <radG:GridButtonColumn ButtonType="PushButton" Text="Edit" CommandName="Edit" UniqueName="edit" />
                    <radG:GridButtonColumn ButtonType="PushButton" Text="Delete" CommandName="Delete" UniqueName="delete" /> --%>
                </Columns>
                <DetailTables>
                    <radG:GridTableView DataKeyNames="cpk_pronotes">
                        <Columns>
                            <radG:GridBoundColumn HeaderText="ID"  DataField="cpk_pronotes" Display="False" ReadOnly="True" />
                            <radG:GridBoundColumn HeaderText="Notes" UniqueName="notes" DataField="notes" HeaderButtonType="TextButton" />
                        </Columns>
                    </radG:GridTableView>
                </DetailTables>
                <CommandItemTemplate>
                    <asp:Button ID="btnInsert" CommandName="InitInsert"
                        runat="server" Text="Add Item" />
                    <asp:Button ID="btnRefresh" CommandName="RebindGrid"
                        runat="server" Text="Refresh List" />
                </CommandItemTemplate>
            </MasterTableView>
            <HeaderStyle Font-Bold="True" Font-Size="14px" Font-Underline="False" HorizontalAlign="Left" />
            <ItemStyle Font-Size="12px" />
            <AlternatingItemStyle Font-Size="12px" />
        </radg:radgrid>
           
        </radA:RadAjaxPanel>
        <radA:AjaxLoadingPanel ID="AjaxLoadingPanel1" runat="server" Height="75px" Width="75px">
            <asp:Image ID="Image1" runat="server" AlternateText="Loading..." ImageUrl="~/RadControls/Ajax/Skins/Default/Loading3.gif" />
        </radA:AjaxLoadingPanel>
    </div>
    <asp:SqlDataSource ID="dsParent" runat="server" DataSourceMode="DataReader" ConflictDetection="CompareAllValues"
        OldValuesParameterFormatString="Original_{0}" OnUpdating="dsParent_RecordChanged"></asp:SqlDataSource>
    <asp:SqlDataSource ID="dsDetails" runat="server" DataSourceMode="DataReader"></asp:SqlDataSource>
</asp:Content>
-----------------------------------------------

using System;
using System.Web.UI.WebControls;
using SQLDataAccess;
using Telerik.WebControls;

public partial class Lookup_lkup_pronotes2 : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        WP_Utility wpUtility = new WP_Utility();
        wpUtility.GridDefaults(RadGrid1);

        SqlBuilder sbCommand = new SqlBuilder();
        dsParent.ConnectionString = sbCommand.GetConnectionString();
        dsParent.SelectCommand = "wa_ProgressNotesList";
        dsParent.SelectCommandType = SqlDataSourceCommandType.StoredProcedure;
        if (!IsPostBack)
        {
            SessionParameter spMrn = new SessionParameter("MRN", TypeCode.String, "MRN");
            dsParent.SelectParameters.Add(spMrn);
        }

        dsParent.DeleteCommand = "exec wa_ProgressNoteDelete @Original_CPK_PRONOTES";

        dsParent.UpdateParameters.Add("CPK_PRONOTES", TypeCode.Int32, "0");
        dsParent.UpdateParameters.Add("DATE_", TypeCode.String, "");
        dsParent.UpdateParameters.Add("USERNAME", TypeCode.String, "");
        dsParent.UpdateParameters.Add("SUBJECT", TypeCode.String, "");
        dsParent.UpdateParameters.Add("FOLLOWUP", TypeCode.String, "");
        dsParent.UpdateParameters.Add("FUNAME", TypeCode.String, "");
        dsParent.UpdateParameters.Add("FUDONE", TypeCode.String, "");

        //foreach (Parameter param in dsParent.UpdateParameters)
        //{
        //    if (param.Name.Length < 4 || !param.Name.Substring(0, 4).Equals("CPK_"))
        //        sbCommand.UpdateFields.Add(param.Name.ToUpper());
        //}

        dsParent.UpdateCommand = "wa_ProgressNoteUpdate";
        dsParent.UpdateCommandType = SqlDataSourceCommandType.StoredProcedure;

        dsParent.InsertParameters.Add("DATE_", TypeCode.String, "");
        dsParent.InsertParameters.Add("USERNAME", TypeCode.String, "");
        dsParent.InsertParameters.Add("SUBJECT", TypeCode.String, "");
        dsParent.InsertParameters.Add("FOLLOWUP", TypeCode.String, "");
        dsParent.InsertParameters.Add("FUNAME", TypeCode.String, "");
        dsParent.InsertParameters.Add("FUDONE", TypeCode.String, "");

        dsParent.InsertCommand = "wa_ProgressNoteInsert";
        dsParent.InsertCommandType = SqlDataSourceCommandType.StoredProcedure;

        RadGrid1.DataSourceID = "dsParent";
        RadGrid1.MasterTableView.DataKeyNames = new string[] { "cpk_pronotes" };
    }

    protected void RadGrid1_DetailTableDataBind(object source, Telerik.WebControls.GridDetailTableDataBindEventArgs e)
    {
        GridDataItem dataItem = (GridDataItem)e.DetailTableView.ParentItem;
        //string strKey = dataItem["pk"].Text;
        string strKey = dataItem.GetDataKeyValue("cpk_pronotes").ToString();

        SqlBuilder sbCommand = new SqlBuilder();

        dsDetails.ConnectionString = sbCommand.GetConnectionString();

        dsDetails.SelectCommand = "wa_PatientPronotesDetails";
        dsDetails.SelectCommandType = SqlDataSourceCommandType.StoredProcedure;

        if (dsDetails.SelectParameters.Count < 1)
        {
            dsDetails.SelectParameters.Add("CPK_PRONOTES", TypeCode.Int32, strKey);
        }
        else
        {
            Parameter pFKey = new Parameter("CPK_PRONOTES", TypeCode.Int32, strKey);
            dsDetails.SelectParameters["CPK_PRONOTES"] = pFKey;
        }

        e.DetailTableView.DataSourceID = "dsDetails";
        e.DetailTableView.Width = Unit.Percentage(90);

    }

    protected void dsParent_RecordChanged(object sender, SqlDataSourceCommandEventArgs e)
    {
        string eventname = e.Command.CommandText.Substring(0, 6).ToUpper();
        string reason = "";
        string username = Session["LastName"].ToString() + "," + Session["FirstName"].ToString();
        switch (eventname)
        {
            case "UPDATE":
                //reason = "Patient Contact Information updated.";
                try
                {
                    int pk = Convert.ToInt32(e.Command.Parameters["@Original_CPK_PRONOTES"].Value);
                    DataAccess Data = new DataAccess("PRONOTES", "CPK_PRONOTES", pk);

                    Data.LogTransaction(e.Command.Parameters, "original_", Convert.ToInt32(Session["cpruser_no"]), reason, username);
                }
                catch (Exception oError)
                {
                    reason = oError.ToString();
                    reason = reason.Trim();
                }
                break;
            default:
                break;
        }
    }
}

Thanks for the help.  Dan