System.Web.UI.UpdatePanel.OnPreRender C# (CSharp) Method

		protected internal override void OnPreRender (EventArgs e) {
			base.OnPreRender (e);

			if (UpdateMode == UpdatePanelUpdateMode.Always && !ChildrenAsTriggers)
				throw new InvalidOperationException (String.Format ("ChildrenAsTriggers cannot be set to false when UpdateMode is set to Always on UpdatePanel '{0}'", ID));
		}