HI,
we have a RadGrid which Has 1 RadCombo with LoadonDemand and 2buttons to "ADD" and "DEL" Rows
to avoid Postback we are using RadAjaxManager on RadGrid
Issue here is while clicking Add button for first 5 times we are able to ADD records.
after that if we click ADD button it is not firing one more thing we observed id before clicking ADD button if we open the RadComboBox it is throwing error like "The Target <ID> for the Callback could not be found or did not implement IcallBackeventHandler"
same thing is happening when we use ASP UpdatePanel
if we Remove the RadAjaxManager or UpdatePanel every thing is working Fine.
Please Help! Quick reply will be highly appreciated
Please find the Code below for more reference
<
telerik:RadAjaxManager
ID
=
"RadAjaxManager1"
runat
=
"server"
>
<
AjaxSettings
>
<
telerik:AjaxSetting
AjaxControlID
=
"RadGrid_BrokerMgmt"
>
<
UpdatedControls
>
<
telerik:AjaxUpdatedControl
ControlID
=
"RadGrid_BrokerMgmt"
></
telerik:AjaxUpdatedControl
>
<
telerik:AjaxUpdatedControl
ControlID
=
"btnAddrw"
></
telerik:AjaxUpdatedControl
>
<
telerik:AjaxUpdatedControl
ControlID
=
"btnDelrw"
></
telerik:AjaxUpdatedControl
>
</
UpdatedControls
>
</
telerik:AjaxSetting
>
</
AjaxSettings
>
</
telerik:RadAjaxManager
>
<
telerik:RadAjaxLoadingPanel
ID
=
"RadAjaxLoadingPanel1"
runat
=
"server"
Transparency
=
"5"
>
</
telerik:RadAjaxLoadingPanel
>
<
table
width
=
"100%"
style
=
"border-width: 1px"
>
<
tr
>
<
td
style
=
"border: 0px"
>
<
telerik:RadGrid
ID
=
"RadGrid_BrokerMgmt"
AllowPaging
=
"false"
AutoGenerateColumns
=
"false"
AllowSorting
=
"false"
runat
=
"server"
Width
=
"100%"
CssClass
=
"RadGridCustomClass"
OnItemDataBound
=
"RadGrid_BrokerMgmt_ItemDataBound"
BorderWidth
=
"1px"
BorderColor
=
"Gray"
>
<
itemstyle
cssclass
=
"rwStyle_Brkmgnt"
font-size
=
"9px"
/>
<
mastertableview
>
<
Columns
>
<
telerik:GridTemplateColumn
UniqueName
=
"Broker_Name"
DataField
=
"Broker_Name"
ItemStyle-Width
=
"600px"
ItemStyle-Wrap
=
"false"
>
<
ItemTemplate
>
<
telerik:RadComboBox
ID
=
"ddlBrokers"
runat
=
"server"
Width
=
"150px"
Font-Names
=
"Arial"
Style
=
"vertical-align: middle;"
Skin
=
"Outlook"
CssClass
=
"RadCombo"
Font-Size
=
"8pt"
HighlightTemplatedItems
=
"True"
MarkFirstMatch
=
"true"
AllowCustomText
=
"true"
EnableLoadOnDemand
=
"true"
OnItemsRequested
=
"ddlBroker_OnItemsRequested"
OnClientDropDownOpening
=
"OnClientDropDownOpening"
DropDownWidth
=
"300px"
MaxHeight
=
"150px"
/>
<
asp:label
id
=
"lblBrokers"
runat
=
"server"
font-bold
=
"true"
visible
=
"false"
font-names
=
"Arial"
font-size
=
"10px"
/>
<
asp:button
id
=
"btnAddrw"
runat
=
"server"
text
=
"+"
causesvalidation
=
"false"
style
=
"vertical-align: middle"
commandargument='<%#Container.ItemIndex%>' oncommand="ADD_Command" />
<
asp:button
id
=
"btnDelrw"
runat
=
"server"
text
=
"-"
style
=
"vertical-align: middle"
onclientclick
=
"javascript :if(!deleteConfirmations()){return false;};"
usesubmitbehavior
=
"false"
commandargument='<%#Container.ItemIndex%>' oncommand="DEL_Command" />
</
ItemTemplate
>
</
telerik:GridTemplateColumn
>
<
telerik:GridNumericColumn
ItemStyle-Wrap
=
"false"
UniqueName
=
"NoOfOffices"
DataField
=
"NoOfOffices"
>
</
telerik:GridNumericColumn
>
<
telerik:GridNumericColumn
ItemStyle-Wrap
=
"false"
UniqueName
=
"NewSub"
DataField
=
"NewSub"
>
</
telerik:GridNumericColumn
>
<
telerik:GridNumericColumn
ItemStyle-Wrap
=
"false"
UniqueName
=
"NewSub_Count"
DataField
=
"NewSub_Count"
ItemStyle-Width
=
"120px"
>
</
telerik:GridNumericColumn
>
<
telerik:GridNumericColumn
ItemStyle-Wrap
=
"false"
UniqueName
=
"NewSub_Ratio"
DataField
=
"NewSub_Ratio"
ItemStyle-Width
=
"120px"
>
</
telerik:GridNumericColumn
>
<
telerik:GridNumericColumn
ItemStyle-Wrap
=
"false"
UniqueName
=
"NewQuote"
DataField
=
"NewQuote"
>
</
telerik:GridNumericColumn
>
<
telerik:GridNumericColumn
ItemStyle-Wrap
=
"false"
UniqueName
=
"NewQuote_Count"
DataField
=
"NewQuote_Count"
ItemStyle-Width
=
"120px"
>
</
telerik:GridNumericColumn
>
<
telerik:GridNumericColumn
ItemStyle-Wrap
=
"false"
UniqueName
=
"NewQuote_Ratio"
DataField
=
"NewQuote_Ratio"
ItemStyle-Width
=
"120px"
>
</
telerik:GridNumericColumn
>
<
telerik:GridNumericColumn
ItemStyle-Wrap
=
"false"
UniqueName
=
"NewBound"
DataField
=
"NewBound"
>
</
telerik:GridNumericColumn
>
<
telerik:GridNumericColumn
ItemStyle-Wrap
=
"false"
UniqueName
=
"NewBound_Count"
DataField
=
"NewBound_Count"
ItemStyle-Width
=
"120px"
>
</
telerik:GridNumericColumn
>
<
telerik:GridNumericColumn
ItemStyle-Wrap
=
"false"
UniqueName
=
"NewBound_Ratio"
DataField
=
"NewBound_Ratio"
ItemStyle-Width
=
"120px"
>
</
telerik:GridNumericColumn
>
<
telerik:GridNumericColumn
ItemStyle-Wrap
=
"false"
UniqueName
=
"NewForecast"
DataField
=
"NewForecast"
ItemStyle-Width
=
"100px"
>
</
telerik:GridNumericColumn
>
<
telerik:GridNumericColumn
ItemStyle-Wrap
=
"false"
UniqueName
=
"NewForecast_PR"
DataField
=
"NewForecast_PR"
ItemStyle-Width
=
"120px"
>
</
telerik:GridNumericColumn
>
<
telerik:GridNumericColumn
ItemStyle-Wrap
=
"false"
UniqueName
=
"NewForecast_Count"
DataField
=
"NewForecast_Count"
ItemStyle-Width
=
"120px"
>
</
telerik:GridNumericColumn
>
<
telerik:GridNumericColumn
ItemStyle-Wrap
=
"false"
UniqueName
=
"NewForecast_Ratio"
DataField
=
"NewForecast_Ratio"
ItemStyle-Width
=
"120px"
>
</
telerik:GridNumericColumn
>
<
telerik:GridNumericColumn
ItemStyle-Wrap
=
"false"
UniqueName
=
"RenBound"
DataField
=
"RenBound"
>
</
telerik:GridNumericColumn
>
<
telerik:GridNumericColumn
ItemStyle-Wrap
=
"false"
UniqueName
=
"Retention"
DataField
=
"Retention"
>
</
telerik:GridNumericColumn
>
<
telerik:GridNumericColumn
UniqueName
=
"TotalBoundForecast"
DataField
=
"TotalBoundForecast"
>
</
telerik:GridNumericColumn
>
<
telerik:GridNumericColumn
ItemStyle-Wrap
=
"false"
UniqueName
=
"VsPrior"
DataField
=
"VsPrior"
>
</
telerik:GridNumericColumn
>
<
telerik:GridTemplateColumn
UniqueName
=
"Broker_Category"
DataField
=
"Broker_Category"
Visible
=
"false"
>
<
ItemTemplate
>
<
asp:label
id
=
"lblBroker_Category"
runat
=
"server"
text='<%# Bind("Broker_Category") %>'>
</
asp:label
>
</
ItemTemplate
>
</
telerik:GridTemplateColumn
>
</
Columns
>
</
mastertableview
>
</
telerik:RadGrid
>
</
td
>
</
tr
>
</
table
>
protected
void
ADD_Command(
object
sender, CommandEventArgs e)
{
try
{
//savebroker();
int
number, index = 0;
DataTable Dt = (DataTable)Session[
"dt"
];
DataRow dr = Dt.NewRow();
if
(Int32.TryParse(e.CommandArgument.ToString(),
out
number))
{
index = number + 1;
//GridItem item = RadGrid_BrokerMgmt.MasterTableView.GetItems(GridItemType.SelectedItem) as GridItem;
// Dt.Rows[number][1] = ((RadComboBox)item.FindControl("ddlBrokers")).SelectedValue;
}
foreach
(GridDataItem item
in
RadGrid_BrokerMgmt.Items)
{
if
(number == item.ItemIndex && !
string
.IsNullOrEmpty(((RadComboBox)item.FindControl(
"ddlBrokers"
)).SelectedValue))
{
Dt.Rows[number][1] = ((RadComboBox)item.FindControl(
"ddlBrokers"
)).SelectedValue;
}
}
if
(index > 0)
{
for
(
int
i = 0; i < Dt.Columns.Count; i++)
{
if
(i == 0)
dr[0] = Dt.Rows[index - 1][0];
else
if
(i == 1)
dr[1] =
" Select "
;
else
if
(i == 2)
dr[2] =
"0"
;
else
dr[i] =
""
;
}
}
//RadGrid_BrokerMgmt.MasterTableView.Columns.Clear();
Dt.Rows.InsertAt(dr, index);
RadGrid_BrokerMgmt.DataSource = Dt;
RadGrid_BrokerMgmt.DataBind();
Session[
"dt"
] = Dt;
RadGrid_BrokerMgmt.Items[0].Visible =
false
;
//for (int i = 0; i < RadGrid_BrokerMgmt.Items.Count; i++)
//{
// RadComboBox ddlBrokers = RadGrid_BrokerMgmt.Items[i].FindControl("ddlBrokers") as RadComboBox;
// ddlBrokers.DataSource = BindBroker();
// ddlBrokers.DataTextField = "Broker_Name";
// ddlBrokers.DataValueField = "Broker_Name";
// ddlBrokers.DataBind();
//}
}
catch
(Exception ex)
{
throw
new
ApplicationException(ex.Message);
}
}