diff --git a/src/com/rjconsultores/ventaboletos/dao/hibernate/AidfHibernateDAO.java b/src/com/rjconsultores/ventaboletos/dao/hibernate/AidfHibernateDAO.java
index d24fef681..e52b11ee1 100644
--- a/src/com/rjconsultores/ventaboletos/dao/hibernate/AidfHibernateDAO.java
+++ b/src/com/rjconsultores/ventaboletos/dao/hibernate/AidfHibernateDAO.java
@@ -155,9 +155,8 @@ public class AidfHibernateDAO extends GenericHibernateDAO<Aidf, Long> implements
 	}
 
 	public String buscaUltimoAidfRMDUtilizado(Long idAidf, Integer empresaId, Integer estadoId) {
-
 		StringBuilder sb = new StringBuilder();
-		sb.append(" select max(folio) as ultimo ");
+		sb.append(" select max(to_number(folio)) as ultimo ");
 		sb.append(" from folio_consumo_rmd ");
 		sb.append(" where activo = 1 ");
 		sb.append(" and (indimpresso = 1  or indcancelacion = 1) ");
@@ -170,20 +169,18 @@ public class AidfHibernateDAO extends GenericHibernateDAO<Aidf, Long> implements
 		query.setInteger("empresaId", empresaId);
 		query.setInteger("estadoId", estadoId);
 
-		String resp = (String) query.uniqueResult();
+		Object resp = query.uniqueResult();
 
-		Integer aux = resp == null ? null : Integer.parseInt(resp);
+		Integer aux = resp == null ? null : Integer.parseInt(resp.toString());
 		if (aux != null)
 			aux++;
-
 		return aux == null ? null : aux.toString();
 	}
 
 	@Override
 	public boolean vaidaRMDUtilizado(Long idAidf, Integer empresaId, Integer estadoId, String folio) {
-
 		StringBuilder sb = new StringBuilder();
-		sb.append(" select max(folio) as ultimo ");
+		sb.append(" select max(to_number(folio)) as ultimo ");
 		sb.append(" from folio_consumo_rmd ");
 		sb.append(" where activo = 1 ");
 		sb.append(" and (indimpresso = 1  or indcancelacion = 1) ");
@@ -198,7 +195,7 @@ public class AidfHibernateDAO extends GenericHibernateDAO<Aidf, Long> implements
 		query.setInteger("estadoId", estadoId);
 		query.setString("folio", folio);
 
-		String resp = (String) query.uniqueResult();
+		Object resp = query.uniqueResult();
 		return resp == null ? true : false;
 	}
 
diff --git a/src/com/rjconsultores/ventaboletos/utilerias/impressaormd/vo/FolioRMD.java b/src/com/rjconsultores/ventaboletos/utilerias/impressaormd/vo/FolioRMD.java
index 53163c653..d2dbb0c0b 100644
--- a/src/com/rjconsultores/ventaboletos/utilerias/impressaormd/vo/FolioRMD.java
+++ b/src/com/rjconsultores/ventaboletos/utilerias/impressaormd/vo/FolioRMD.java
@@ -3,7 +3,7 @@ package com.rjconsultores.ventaboletos.utilerias.impressaormd.vo;
 import java.math.BigDecimal;
 import java.util.Date;
 
-public class FolioRMD implements Comparable<FolioRMD> {
+public class FolioRMD {
 
 	private String foliormd;
 	private String status;
@@ -21,18 +21,6 @@ public class FolioRMD implements Comparable<FolioRMD> {
 	private BigDecimal outros;
 	private BigDecimal icms;
 
-	@Override
-	public int compareTo(FolioRMD o) {
-		int result = this.tipo.compareToIgnoreCase(o.tipo);
-		if (result == 0) {
-			result = this.estado.compareToIgnoreCase(o.estado);
-		}
-		if (result == 0) {
-			result = this.foliormd.compareToIgnoreCase(o.foliormd);
-		}
-		return result;
-	}
-
 	public String getFoliormd() {
 		return foliormd;
 	}