Hi, i try tu put a loading panel on a masterpage, but return me a error:
The Controls collection cannot be modified because the control contains code blocks (i.e. <% ... %>).
<
telerik:RadAjaxManager
ID
=
"RadAjaxManager1"
runat
=
"server"
DefaultLoadingPanelID
=
"RadAjaxLoadingPanel1"
>
</
telerik:RadAjaxManager
>
<
telerik:RadAjaxLoadingPanel
ID
=
"RadAjaxLoadingPanel1"
runat
=
"server"
MinDisplayTime
=
"0"
Transparency
=
"0"
>
</
telerik:RadAjaxLoadingPanel
>
<
telerik:RadAjaxPanel
runat
=
"server"
ID
=
"loadPanel"
HorizontalAlign
=
"NotSet"
>
<
asp:ContentPlaceHolder
runat
=
"server"
ID
=
"MainContent"
/>
</
telerik:RadAjaxPanel
>