private void ActivityResourceDelete() { var user = Page.User as CustomPrincipal; if (user != null) { if (user.IsInRole("manager") || user.IsInRole(DbHelper.StaticValues.Roles.CourseEditor) || user.IsInRole("teacher")) { var courseId = Request.QueryString["crsId"]; var sectionId = Request.QueryString["secId"]; var actResId = Request.QueryString["actResId"]; if (courseId != null && sectionId != null && actResId != null) { var secId = Convert.ToInt32(sectionId); var arId = Convert.ToInt32(actResId); using (var actResHelper = new DbHelper.ActAndRes()) { var deleted = actResHelper.DeleteActivityResource(arId); if (deleted) { Response.Redirect("~/Views/Course/Section/default.aspx?SubId=" + courseId + "&edit=1", false); } else { lblError.Visible = true; } } } } else { Response.Redirect("~/Views/All_Resusable_Codes/Error/ErrorPage.aspx?error=" + DbHelper.StaticValues.GetEncodedError(1) ); } } }