Hi Infra team ,

Iam updating rows from my WHDG on server side by OnRowUpdating="WebDataGrid1_RowUpdating" , and CRUD set to false;

If i update the parent row its works fine , but if i try to update child row it sends me an error:

[NullReferenceException]: Object reference not set to an instance of an object.
   at Infragistics.Web.UI.GridControls.ContainerGrid.RaisePostDataChangedEvent()
   at System.Web.UI.Page.RaiseChangedEvents()
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
[HttpUnhandledException]: Exception of type 'System.Web.HttpUnhandledException' was thrown.
   at System.Web.UI.Page.HandleError(Exception e)
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
   at System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
   at System.Web.UI.Page.ProcessRequest()
   at System.Web.UI.Page.ProcessRequestWithNoAssert(HttpContext context)
   at System.Web.UI.Page.ProcessRequest(HttpContext context)
   at ASP.desktopmodules_fundmanager_administracao_moduloimportacao_detalhecertificacao_aspx.ProcessRequest(HttpContext context) in c:\Windows\Microsoft.NET\Framework\v4.0.30319\Temporary ASP.NET Files\fundportal\6f29f1c8\77e67533\App_Web_gl2aqm50.0.cs:line 0
   at System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
   at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)

Can anyone help me!

PS( already  installed service release (2064) )