Gets the exception (if any) that was raised during the update operation.
A Exception object that represents the exception that was raised during the update operation. null (Nothing in Visual Basic) if no exceptions were raised.
If an exception was raised and you decide to handle it in the event handler, be sure to set the ASPxDataBaseUpdatedEventArgs.ExceptionHandled property to
true. Otherwise, the exception is passed to the next method on the call stack for handling.