private void CourseSectionDelete() { 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"]; if (courseId != null && sectionId != null) { var secId = Convert.ToInt32(sectionId); using (var courseHelper = new DbHelper.Subject()) { var deleted = courseHelper.DeleteSection(secId); 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) ); } } }