มันบอกว่าไม่รู้จัก Involid Object Name 'CommiteeReqKey'. ต้องแก้ไขอย่างไรครับ Edit Code C#

private void tsb_EditDis_Click(object sender, EventArgs e)
        {
            ConnectionStringSettings conSettings = ConfigurationManager.ConnectionStrings["ApplicationDatabase"];
            string ConnectionStrings = conSettings.ConnectionString;
            
            try
            {
                string update;
                conn = new SqlConnection(ConnectionStrings);
                conn.Open();
                update = @"UPDATE CommiteeReqKey SET DocDT = @DocDate,ProjKey = @ProjKey,ProjCode = @ProjCode,ProjAlias = @ProjAlias,ProjName = @ProjName,ContractID = @ContractID,ContractDate = @ContractDate,CustomerKey = @CustomerKey,CustomerName = @CustomerName,ContractAmt = @ContractAmt,ContractVat = @ContractVat,ContractTax = @ContractTax,ContractTaxPercent = @ContractTaxPer,ReqNote = @ReqNote,ReqValue = @ReqVal,ReqValuePercent = @ReqValPer,NetReqValue = @NetReqVal,DiscNote = @DiscNote,DiscValue = @DiscVal,NetTotal = @NetTotal,Note = @Note WHERE CommiteeReqKey = @CommiteeReqKey";
                SqlCommand cmd = new SqlCommand(update, conn);
                cmd.Parameters.AddWithValue("DocDate",txt_DocDate.Text);
                cmd.Parameters.AddWithValue("ProjKey",txt_ProjKey.Text);
                cmd.Parameters.AddWithValue("ProjCode",txt_ProjCode.Text);
                cmd.Parameters.AddWithValue("ProjAlias",txt_ProjAlias.Text);
                cmd.Parameters.AddWithValue("ProjName",txt_ProjName.Text);
                cmd.Parameters.AddWithValue("ContractID",txt_ContractID.Text);
                cmd.Parameters.AddWithValue("ContractDate",txt_ContractDate.Text);
                cmd.Parameters.AddWithValue("CustomerKey",txt_CustomerKey.Text);
                cmd.Parameters.AddWithValue("CustomerName",txt_CustomerName.Text);
                cmd.Parameters.AddWithValue("ContractAmt",txt_ContractAmt.Text);
                cmd.Parameters.AddWithValue("ContractVat",txt_ContractVat.Text);
                cmd.Parameters.AddWithValue("ContractTax", txt_ContractTax.Text);
                cmd.Parameters.AddWithValue("ContractTaxPer", txt_ContractTaxPer.Text);
                cmd.Parameters.AddWithValue("ReqNote",txt_ReqNote.Text );
                cmd.Parameters.AddWithValue("ReqVal",txt_ReqVal.Text );
                cmd.Parameters.AddWithValue("ReqValPer",txt_ReqValPer.Text );
                cmd.Parameters.AddWithValue("NetReqVal",txt_NetReqVal.Text );
                cmd.Parameters.AddWithValue("DiscNote",txt_DiscNote.Text );
                cmd.Parameters.AddWithValue("DiscVal",txt_DiscValue.Text );
                cmd.Parameters.AddWithValue("NetTotal",txt_NetTotal.Text );
                cmd.Parameters.AddWithValue("Note",txt_Note.Text );
                cmd.Parameters.AddWithValue("CommiteeReqKey",txt_CommitReqKey.Text );

                int x = cmd.ExecuteNonQuery();
                if (x == 1)
                { 
                    MessageBox.Show("ปรับปรุงข้อมูลใช่หรือไม่","ยืนยันการแก้ไขข้อมูล",MessageBoxButtons.OK);
                }
                ClearForm();
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
            finally
            {
                conn.Close();
            }
            Datagridview_DGV_Dis();
        }