[ServletException in:/arancel/consultas/notasNomeEstructuraPopUp.jsp] javax.servlet.jsp.JspException: javax.faces.FacesException: javax.faces.FacesException: Can't instantiate class: 'co.gov.dian.muisca.arancel.web.wbo.arancel.consulta.DConsultaEstructuraArancelariaWBO'.. class co.gov.dian.muisca.arancel.web.wbo.arancel.consulta.DConsultaEstructuraArancelariaWBO : java.lang.NumberFormatException: For input string: ""'