protected void btnSubmit_Click(object sender, EventArgs e) { DateTime dateHosting = DateTime.UtcNow; TimeZoneInfo indianZoneId = TimeZoneInfo.FindSystemTimeZoneById("India Standard Time"); DateTime dateNow = TimeZoneInfo.ConvertTimeFromUtc(dateHosting, indianZoneId); if (Request.QueryString["examinationId"] != null) { ExaminationCL examCL = new ExaminationCL(); examCL.id = Convert.ToInt32(Request.QueryString["examinationId"]); examCL.classId = Convert.ToInt32(ddlClass.SelectedValue); examCL.name = txtExamination.Text; examCL.dateCreated = Convert.ToDateTime(txtDateCreated.Text); examCL.dateModified = dateNow; examCL.isDeleted = false; ExaminationCL examReturn = examinationBLL.updateExamination(examCL); Response.Redirect("ManageExamination.aspx?examinationid=" + examReturn.id); } else { ExaminationCL examCL = new ExaminationCL(); examCL.name = txtExamination.Text; examCL.classId = Convert.ToInt32(ddlClass.SelectedValue); examCL.dateCreated = dateNow; examCL.dateModified = dateNow; examCL.isDeleted = false; int examId = examinationBLL.addExamination(examCL); Response.Redirect("ManageExamination.aspx?examinationid=" + examId); } }