or
<p> <telerik:RadAjaxManager ID="RadAjaxManager1" runat="server"> <AjaxSettings> <telerik:AjaxSetting AjaxControlID="RadGrid1"> <UpdatedControls> <telerik:AjaxUpdatedControl ControlID="RadGrid1" /> </UpdatedControls> </telerik:AjaxSetting> <telerik:AjaxSetting AjaxControlID="RadGrid2"> <UpdatedControls> <telerik:AjaxUpdatedControl ControlID="RadGrid2" LoadingPanelID="RadAjaxLoadingPanel1" /> </UpdatedControls> </telerik:AjaxSetting> </AjaxSettings> </telerik:RadAjaxManager> <telerik:RadAjaxLoadingPanel ID="RadAjaxLoadingPanel1" runat="server" /> <telerik:RadGrid ID="RadGrid1" Width="100%" DataSourceID="SqlDataSource1" AllowFilteringByColumn="True" AllowSorting="True" AllowPaging="True" PageSize="7" runat="server" AutoGenerateColumns="False" OnPreRender="RadGrid1_PreRender" ShowStatusBar="true" EnableLinqExpressions="false"> <MasterTableView DataKeyNames="IdEmpresa"> <Columns> <telerik:GridBoundColumn UniqueName="Empresa" DataField="Empresa" HeaderText="Empresa" AllowFiltering="false" HeaderStyle-Width="200px" /> <telerik:GridBoundColumn UniqueName="Supergrupo" DataField="Supergrupo" HeaderText="Super Grupo" HeaderStyle-Width="200px"> <FilterTemplate> <telerik:RadComboBox ID="RadComboBoxTitle" DataSourceID="SqlDataSource2" DataTextField="SuperGrupo" AutoPostBack="false" DataValueField="SuperGrupo" Height="200px" AppendDataBoundItems="true" SelectedValue='<%# ((GridItem)Container).OwnerTableView.GetColumn("SuperGrupo").CurrentFilterValue %>' runat="server" OnClientSelectedIndexChanged="TitleIndexChanged"> <Items> <telerik:RadComboBoxItem Text="Todos" /> </Items> </telerik:RadComboBox> <telerik:RadScriptBlock ID="RadScriptBlock1" runat="server"> <script type="text/javascript"> function TitleIndexChanged(sender, args) { var tableView = $find("<%# ((GridItem)Container).OwnerTableView.ClientID %>"); tableView.filter("SuperGrupo", args.get_item().get_value(), "EqualTo"); } </script> </telerik:RadScriptBlock> </FilterTemplate> </telerik:GridBoundColumn> <telerik:GridBoundColumn UniqueName="Grupo" DataField="Grupo" HeaderText="Grupo" HeaderStyle-Width="200px"> <FilterTemplate> <telerik:RadComboBox ID="RadComboBoxCity" DataSourceID="SqlDataSource3" DataTextField="Grupo" AutoPostBack="false" DataValueField="Grupo" Height="100px" AppendDataBoundItems="true" SelectedValue='<%# ((GridItem)Container).OwnerTableView.GetColumn("Grupo").CurrentFilterValue %>' runat="server" OnClientSelectedIndexChanged="CityIndexChanged"> <Items> <telerik:RadComboBoxItem Text="All" /> </Items> </telerik:RadComboBox> <telerik:RadScriptBlock ID="RadScriptBlock2" runat="server"> <script type="text/javascript"> function CityIndexChanged(sender, args) { var tableView = $find("<%# ((GridItem)Container).OwnerTableView.ClientID %>"); tableView.filter("Grupo", args.get_item().get_value(), "EqualTo"); } </script> </telerik:RadScriptBlock> </FilterTemplate> </telerik:GridBoundColumn> </Columns> </MasterTableView> </telerik:RadGrid> <br /> <telerik:RadToolTip ID="RadToolTip1" runat="server" OffsetY="3" Position="TopCenter" ShowCallout="false" Height="20px" ShowEvent="fromcode" /> <asp:SqlDataSource ID="SqlDataSource1" ConnectionString="<%$ ConnectionStrings:BTIMEXICO_DESConnectionC %>" ProviderName="System.Data.SqlClient" runat="server" SelectCommand="SELECT E.idEmpresa, E.Nombre AS Empresa, GE.idgrupo, G.Descripcion AS Grupo, SG.Descripcion AS SuperGrupo FROM tbl_empresa E LEFT JOIN tbl_grupoempresa GE ON E.idEmpresa = GE.idEmpresa LEFT JOIN tbl_grupos G ON GE.idgrupo = G.idgrupo LEFT JOIN tbl_Supergrupo SG ON SG.idsupergrupo = G.idsupergrupo ORDER BY Nombre"> </asp:SqlDataSource> <asp:SqlDataSource ID="SqlDataSource2" ConnectionString="<%$ ConnectionStrings:BTIMEXICO_DESConnectionC %>" ProviderName="System.Data.SqlClient" SelectCommand="SELECT DISTINCT Descripcion AS SuperGrupo FROM tbl_supergrupo" runat="server"> </asp:SqlDataSource> <asp:SqlDataSource ID="SqlDataSource3" ConnectionString="<%$ ConnectionStrings:BTIMEXICO_DESConnectionC %>" ProviderName="System.Data.SqlClient" SelectCommand="SELECT DISTINCT Descripcion AS Grupo FROM tbl_grupos" runat="server"> </asp:SqlDataSource></p> And the Code-behindusing System;using System.Linq;using System.Data;using Telerik.Web.UI;namespace BCD.PP.VIEW{ public partial class Client_Question_Config_A : System.Web.UI.Page { protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { } } protected void ImportedFilter_ItemDataBound(object sender, RadComboBoxItemEventArgs e) { DataRowView rowView = (DataRowView)e.Item.DataItem; if (rowView["Bool"] is DBNull) { e.Item.Text = "No"; e.Item.Value = "0"; } else if ((bool)rowView["Bool"]) { e.Item.Text = "Yes"; e.Item.Value = "1"; } } protected void RadGrid1_PreRender(object sender, System.EventArgs e) { if (RadGrid1.MasterTableView.FilterExpression != string.Empty) { RefreshCombos(); } } protected void RefreshCombos() { SqlDataSource2.SelectCommand = SqlDataSource2.SelectCommand + " WHERE " + RadGrid1.MasterTableView.FilterExpression.ToString(); SqlDataSource3.SelectCommand = SqlDataSource3.SelectCommand + " WHERE " + RadGrid1.MasterTableView.FilterExpression.ToString(); RadGrid1.MasterTableView.Rebind(); //<<< Here is where the exception pops up } }}

<telerik:RadTextBox ID="radTextBoxUsername" runat="server" CssClass="inputBox" ClientEvents-OnKeyPress="OnKeyPress" MaxLength="16" ClientEvents-OnBlur="UsernameTextBoxValueChanged" SelectionOnFocus="SelectAll"> <ClientEvents OnKeyPress="OnKeyPress" OnBlur="UsernameTextBoxValueChanged"></ClientEvents> <InvalidStyle CssClass="inputBoxInvalid" /> </telerik:RadTextBox>
<
telerik:RadTextBox ID="radtxtCarrierComments" MaxLength="50" Width="350px" runat="server" onkeypress="return AllowAlphaNumericandSpace(event);" onkeydown="javascript:EnableOk();" AutoPostBack="true" style="text-transform: uppercase;">
</telerik:RadTextBox>
In this I have both onkeypress and onkeydown client events + i have set the style property.
Can anybody help me in this?

<telerik:RadButton runat="server" ID="chkIMOPRO" Text="IMO Product" ButtonType="ToggleButton" AutoPostBack="true" ToggleType="CheckBox" OnCheckedChanged="chkIMOPRO_CheckedChanged"> <ToggleStates> <telerik:RadButtonToggleState Selected="true" /> <telerik:RadButtonToggleState Selected="false" /> </ToggleStates></telerik:RadButton>
<telerik:RadAjaxManager runat="server" ID="ajaxManager" OnAjaxRequest="ajaxRequest" EnableAJAX="true"> <AjaxSettings> <telerik:AjaxSetting AjaxControlID="chkIMOPRO" EventName="chkIMOPRO_CheckedChanged"> <UpdatedControls> <telerik:AjaxUpdatedControl ControlID="pnlIMOINFO" LoadingPanelID="loadingPanel" /> </UpdatedControls> </telerik:AjaxSetting> </AjaxSettings> </telerik:RadAjaxManager>function chkIMOPRO_CheckedChanged(sender, args) { alert('');}<telerik:RadButton runat="server" ID="chkIMOPRO" Text="IMO Product" ButtonType="ToggleButton" AutoPostBack="true" ToggleType="CheckBox" OnCheckedChanged="chkIMOPRO_CheckedChanged" OnClientCheckedChanged="chkIMOPRO_CheckedChanged"> <ToggleStates> <telerik:RadButtonToggleState Selected="true" /> <telerik:RadButtonToggleState Selected="false" /> </ToggleStates></telerik:RadButton>