1. Add the folowing to the masterpage
<%@ Register assembly="Telerik.Web.UI, Version=2012.2.607.35, Culture=neutral, PublicKeyToken=121fae78165ba3d4" namespace="Telerik.Web.UI" tagprefix="telerik" %>
2. Cut and past the folowing from your code to the masterpage:
<telerik:RadAjaxManager ID="RadAjaxManager1" runat="server">
<AjaxSettings>
<telerik:AjaxSetting AjaxControlID="RadGrid1">
<UpdatedControls>
<telerik:AjaxUpdatedControl ControlID="RadGrid1" LoadingPanelID="RadAjaxLoadingPanel1" />
</UpdatedControls>
</telerik:AjaxSetting>
</AjaxSettings>
</telerik:RadAjaxManager>
3. Remove the folowing from your code (Webpart,..) as a Script Manager tag exist on sharepoint masterpage:
<telerik:RadScriptManager ID="RadScriptManager1" runat="server" />
4. If you receive in error regarding "EventValidation" go to the site web.config and change the value to :
<
5. Some times you need to enable session state, do the folowing steps:
http://moustafa-arafa.blogspot.com/2010/05/how-to-enable-session-state-in.html
enableEventValidationpages enableEventValidation="false"
<%@ Register assembly="Telerik.Web.UI, Version=2012.2.607.35, Culture=neutral, PublicKeyToken=121fae78165ba3d4" namespace="Telerik.Web.UI" tagprefix="telerik" %>
2. Cut and past the folowing from your code to the masterpage:
<telerik:RadAjaxManager ID="RadAjaxManager1" runat="server">
<AjaxSettings>
<telerik:AjaxSetting AjaxControlID="RadGrid1">
<UpdatedControls>
<telerik:AjaxUpdatedControl ControlID="RadGrid1" LoadingPanelID="RadAjaxLoadingPanel1" />
</UpdatedControls>
</telerik:AjaxSetting>
</AjaxSettings>
</telerik:RadAjaxManager>
3. Remove the folowing from your code (Webpart,..) as a Script Manager tag exist on sharepoint masterpage:
<telerik:RadScriptManager ID="RadScriptManager1" runat="server" />
4. If you receive in error regarding "EventValidation" go to the site web.config and change the value to :
<
5. Some times you need to enable session state, do the folowing steps:
http://moustafa-arafa.blogspot.com/2010/05/how-to-enable-session-state-in.html
enableEventValidationpages enableEventValidation="false"