diff --git a/src/main/java/org/lapaloma/aadd/cine/dao/hbnt/ActorDaoHibernate.java b/src/main/java/org/lapaloma/aadd/cine/dao/hbnt/ActorDaoHibernate.java
index 407a540..e4d99f5 100644
--- a/src/main/java/org/lapaloma/aadd/cine/dao/hbnt/ActorDaoHibernate.java
+++ b/src/main/java/org/lapaloma/aadd/cine/dao/hbnt/ActorDaoHibernate.java
@@ -2,7 +2,6 @@ package org.lapaloma.aadd.cine.dao.hbnt;
 
 import java.util.List;
 
-import org.hibernate.HibernateException;
 import org.hibernate.Session;
 import org.hibernate.Transaction;
 import org.hibernate.query.MutationQuery;
@@ -56,26 +55,33 @@ public class ActorDaoHibernate implements IOperacionesDAOEntidad<Actor, Integer>
 	@Override
 	public void crearEntidad(Actor entidad) {
 		Transaction transaccion = null;
-
-		// try con recursos "cerrables": Connection, Statement
-		try (Session sesion = GestorSesionesHibernate.getSession();) {
+		Session sesion = null;
+		try {
+			sesion = GestorSesionesHibernate.getSession();
 			transaccion = sesion.beginTransaction();
 
 			sesion.persist(entidad);
 
 			transaccion.commit();
-		} catch (HibernateException e) {
-			transaccion.rollback();
+		} catch (Exception e) {
+			if (transaccion != null && transaccion.isActive()) {
+				transaccion.rollback();
+			}
 			e.printStackTrace();
+		} finally {
+			if (sesion != null) {
+				sesion.close();
+			}
 		}
 	}
 
 	@Override
 	public void actualizarEntidad(Actor entidad) {
 		Transaction transaccion = null;
+		Session sesion = null;
 
-		// try con recursos "cerrables": Session
-		try (Session sesion = GestorSesionesHibernate.getSession();) {
+		try {
+			sesion = GestorSesionesHibernate.getSession();
 			transaccion = sesion.beginTransaction();
 
 			if (!sesion.contains(entidad))
@@ -83,17 +89,26 @@ public class ActorDaoHibernate implements IOperacionesDAOEntidad<Actor, Integer>
 
 			transaccion.commit();
 		} catch (Exception e) {
-			transaccion.rollback();
+			if (transaccion != null && transaccion.isActive()) {
+				transaccion.rollback();
+			}
 			e.printStackTrace();
+		} finally {
+			if (sesion != null) {
+				sesion.close();
+			}
 		}
 	}
 
 	@Override
 	public void borrarEntidadPorClave(Integer clave) {
 		Transaction transaccion = null;
+		Session sesion = null;
 
-		try (Session sesion = GestorSesionesHibernate.getSession();) {
+		try {
+			sesion = GestorSesionesHibernate.getSession();
 			transaccion = sesion.beginTransaction();
+
 			// Borrado de Repartos de un Actor
 			String sentenciaBorradoRepartosHQL = "DELETE FROM Reparto r WHERE r.actor.identificador = :identificador";
 			MutationQuery senteciaBorradoRepartos = sesion.createMutationQuery(sentenciaBorradoRepartosHQL);
@@ -107,9 +122,15 @@ public class ActorDaoHibernate implements IOperacionesDAOEntidad<Actor, Integer>
 			senteciaBorradoActor.executeUpdate();
 
 			transaccion.commit();
-		} catch (HibernateException e) {
-			transaccion.rollback();
+		} catch (Exception e) {
+			if (transaccion != null && transaccion.isActive()) {
+				transaccion.rollback();
+			}
 			e.printStackTrace();
+		} finally {
+			if (sesion != null) {
+				sesion.close();
+			}
 		}
 	}
 
diff --git a/src/main/java/org/lapaloma/aadd/cine/dao/hbnt/ContinenteDaoHibernate.java b/src/main/java/org/lapaloma/aadd/cine/dao/hbnt/ContinenteDaoHibernate.java
index eef80a5..ea39090 100644
--- a/src/main/java/org/lapaloma/aadd/cine/dao/hbnt/ContinenteDaoHibernate.java
+++ b/src/main/java/org/lapaloma/aadd/cine/dao/hbnt/ContinenteDaoHibernate.java
@@ -2,7 +2,6 @@ package org.lapaloma.aadd.cine.dao.hbnt;
 
 import java.util.List;
 
-import org.hibernate.HibernateException;
 import org.hibernate.Session;
 import org.hibernate.Transaction;
 import org.hibernate.query.MutationQuery;
@@ -56,45 +55,63 @@ public class ContinenteDaoHibernate implements IOperacionesDAOEntidad<Continente
 	@Override
 	public void crearEntidad(Continente entidad) {
 		Transaction transaccion = null;
-
-		// try con recursos "cerrables": Connection, Statement
-		try (Session sesion = GestorSesionesHibernate.getSession();) {
+		Session sesion = null;
+		try {
+			sesion = GestorSesionesHibernate.getSession();
 			transaccion = sesion.beginTransaction();
 
 			sesion.persist(entidad);
 
 			transaccion.commit();
-		} catch (HibernateException e) {
-			transaccion.rollback();
+		} catch (Exception e) {
+			if (transaccion != null && transaccion.isActive()) {
+				transaccion.rollback();
+			}
 			e.printStackTrace();
+		} finally {
+			if (sesion != null) {
+				sesion.close();
+			}
 		}
+
 	}
 
 	@Override
 	public void actualizarEntidad(Continente entidad) {
 		Transaction transaccion = null;
-
-		// try con recursos "cerrables": Session
-		try (Session sesion = GestorSesionesHibernate.getSession();) {
+		Session sesion = null;
+		
+		try {
+			sesion = GestorSesionesHibernate.getSession();
 			transaccion = sesion.beginTransaction();
 
+
 			if (!sesion.contains(entidad))
 				sesion.merge(entidad);
 
 			transaccion.commit();
 		} catch (Exception e) {
-			transaccion.rollback();
+			if (transaccion != null && transaccion.isActive()) {
+				transaccion.rollback();
+			}
 			e.printStackTrace();
+		} finally {
+			if (sesion != null) {
+				sesion.close();
+			}
 		}
 	}
 
 	@Override
 	public void borrarEntidadPorClave(String clave) {
 		Transaction transaccion = null;
-
-		try (Session sesion = GestorSesionesHibernate.getSession();) {
+		Session sesion = null;
+		
+		try {
+			sesion = GestorSesionesHibernate.getSession();
 			transaccion = sesion.beginTransaction();
 
+
 			// Borrado de repartos en los que la localización de la película es en un país del continente a borrar
 			// Borrado de repartos en los que el país de nacimiento del actor es en un país del continente a borrar
 			// Borrado de repartos en los que el país de nacimiento del director de la película es en un país del continente a borrar
@@ -141,10 +158,15 @@ public class ContinenteDaoHibernate implements IOperacionesDAOEntidad<Continente
 			sentenciaBorradoContinente.executeUpdate();
 
 			transaccion.commit();
-		} catch (HibernateException e) {
-			transaccion.rollback();
+		} catch (Exception e) {
+			if (transaccion != null && transaccion.isActive()) {
+				transaccion.rollback();
+			}
 			e.printStackTrace();
-			
+		} finally {
+			if (sesion != null) {
+				sesion.close();
+			}
 		}
 	}
 
diff --git a/src/main/java/org/lapaloma/aadd/cine/dao/hbnt/DirectorDaoHibernate.java b/src/main/java/org/lapaloma/aadd/cine/dao/hbnt/DirectorDaoHibernate.java
index d4518ec..356ee98 100644
--- a/src/main/java/org/lapaloma/aadd/cine/dao/hbnt/DirectorDaoHibernate.java
+++ b/src/main/java/org/lapaloma/aadd/cine/dao/hbnt/DirectorDaoHibernate.java
@@ -2,7 +2,6 @@ package org.lapaloma.aadd.cine.dao.hbnt;
 
 import java.util.List;
 
-import org.hibernate.HibernateException;
 import org.hibernate.Session;
 import org.hibernate.Transaction;
 import org.hibernate.query.MutationQuery;
@@ -56,50 +55,68 @@ public class DirectorDaoHibernate implements IOperacionesDAOEntidad<Director, In
 	@Override
 	public void crearEntidad(Director entidad) {
 		Transaction transaccion = null;
-
-		// try con recursos "cerrables": Connection, Statement
-		try (Session sesion = GestorSesionesHibernate.getSession();) {
+		Session sesion = null;
+		try {
+			sesion = GestorSesionesHibernate.getSession();
 			transaccion = sesion.beginTransaction();
 
 			sesion.persist(entidad);
 
 			transaccion.commit();
-		} catch (HibernateException e) {
-			transaccion.rollback();
+		} catch (Exception e) {
+			if (transaccion != null && transaccion.isActive()) {
+				transaccion.rollback();
+			}
 			e.printStackTrace();
+		} finally {
+			if (sesion != null) {
+				sesion.close();
+			}
 		}
+
 	}
 
 	@Override
 	public void actualizarEntidad(Director entidad) {
 		Transaction transaccion = null;
-
-		// try con recursos "cerrables": Session
-		try (Session sesion = GestorSesionesHibernate.getSession();) {
+		Session sesion = null;
+		
+		try {
+			sesion = GestorSesionesHibernate.getSession();
 			transaccion = sesion.beginTransaction();
 
+
 			if (!sesion.contains(entidad))
 				sesion.merge(entidad);
 
 			transaccion.commit();
 		} catch (Exception e) {
-			transaccion.rollback();
+			if (transaccion != null && transaccion.isActive()) {
+				transaccion.rollback();
+			}
 			e.printStackTrace();
+		} finally {
+			if (sesion != null) {
+				sesion.close();
+			}
 		}
 	}
 
 	@Override
 	public void borrarEntidadPorClave(Integer clave) {
 		Transaction transaccion = null;
-
-		try (Session sesion = GestorSesionesHibernate.getSession();) {
+		Session sesion = null;
+		
+		try {
+			sesion = GestorSesionesHibernate.getSession();
 			transaccion = sesion.beginTransaction();
-			//Borrado de Repartos de películas un director
+
+			// Borrado de Repartos de películas un director
 			String sentenciaBorradoRepartosHQL = "DELETE FROM Reparto r WHERE r.pelicula.director.identificador = :identificador";
 			MutationQuery senteciaBorradoRepartos = sesion.createMutationQuery(sentenciaBorradoRepartosHQL);
 			senteciaBorradoRepartos.setParameter("identificador", clave);
 			senteciaBorradoRepartos.executeUpdate();
-			
+
 			// Borrado de Películas de un director
 			String sentenciaBorradoPeliculasHQL = "DELETE FROM Pelicula p WHERE p.director.identificador = :identificador";
 			MutationQuery senteciaBorradoPeliculas = sesion.createMutationQuery(sentenciaBorradoPeliculasHQL);
@@ -114,9 +131,15 @@ public class DirectorDaoHibernate implements IOperacionesDAOEntidad<Director, In
 			 * Pais continente = sesion.find(Pais.class, clave); sesion.remove(continente);
 			 */
 			transaccion.commit();
-		} catch (HibernateException e) {
-			transaccion.rollback();
+		} catch (Exception e) {
+			if (transaccion != null && transaccion.isActive()) {
+				transaccion.rollback();
+			}
 			e.printStackTrace();
+		} finally {
+			if (sesion != null) {
+				sesion.close();
+			}
 		}
 	}
 
diff --git a/src/main/java/org/lapaloma/aadd/cine/dao/hbnt/PaisDaoHibernate.java b/src/main/java/org/lapaloma/aadd/cine/dao/hbnt/PaisDaoHibernate.java
index 2047269..1e1efdd 100644
--- a/src/main/java/org/lapaloma/aadd/cine/dao/hbnt/PaisDaoHibernate.java
+++ b/src/main/java/org/lapaloma/aadd/cine/dao/hbnt/PaisDaoHibernate.java
@@ -2,7 +2,6 @@ package org.lapaloma.aadd.cine.dao.hbnt;
 
 import java.util.List;
 
-import org.hibernate.HibernateException;
 import org.hibernate.Session;
 import org.hibernate.Transaction;
 import org.hibernate.query.MutationQuery;
@@ -57,44 +56,60 @@ public class PaisDaoHibernate implements IOperacionesDAOEntidad<Pais, Integer> {
 	@Override
 	public void crearEntidad(Pais entidad) {
 		Transaction transaccion = null;
-
-		// try con recursos "cerrables": Connection, Statement
-		try (Session sesion = GestorSesionesHibernate.getSession();) {
+		Session sesion = null;
+		
+		try {
+			sesion = GestorSesionesHibernate.getSession();
 			transaccion = sesion.beginTransaction();
 
 			sesion.persist(entidad);
 
 			transaccion.commit();
-		} catch (HibernateException e) {
-			transaccion.rollback();
+		} catch (Exception e) {
+			if (transaccion != null && transaccion.isActive()) {
+				transaccion.rollback();
+			}
 			e.printStackTrace();
+		} finally {
+			if (sesion != null) {
+				sesion.close();
+			}
 		}
 	}
 
 	@Override
 	public void actualizarEntidad(Pais entidad) {
 		Transaction transaccion = null;
-
-		// try con recursos "cerrables": Session
-		try (Session sesion = GestorSesionesHibernate.getSession();) {
+		Session sesion = null;
+		try {
+			sesion = GestorSesionesHibernate.getSession();
 			transaccion = sesion.beginTransaction();
 
 			if (!sesion.contains(entidad))
 				sesion.merge(entidad);
 
 			transaccion.commit();
-		} catch (Exception e) {
-			transaccion.rollback();
+		}catch (Exception e) {
+			if (transaccion != null && transaccion.isActive()) {
+				transaccion.rollback();
+			}
 			e.printStackTrace();
+		} finally {
+			if (sesion != null) {
+				sesion.close();
+			}
 		}
 	}
 
 	@Override
 	public void borrarEntidadPorClave(Integer clave) {
 		Transaction transaccion = null;
-
-		try (Session sesion = GestorSesionesHibernate.getSession();) {
+		Session sesion = null;
+		
+		try {
+			sesion = GestorSesionesHibernate.getSession();
 			transaccion = sesion.beginTransaction();
+			
 			// Borrado de repartos en los que la localización de la película es en el país a borrar
 			// Borrado de repartos en los que el país de nacimiento del actor es en el país a borrar
 			// Borrado de repartos en los que el país de nacimiento del director de la película es en el país a borrar
@@ -137,9 +152,15 @@ public class PaisDaoHibernate implements IOperacionesDAOEntidad<Pais, Integer> {
 			senteciaBorradoPaises.executeUpdate();			
 
 			transaccion.commit();
-		} catch (HibernateException e) {
-			transaccion.rollback();
+		}catch (Exception e) {
+			if (transaccion != null && transaccion.isActive()) {
+				transaccion.rollback();
+			}
 			e.printStackTrace();
+		} finally {
+			if (sesion != null) {
+				sesion.close();
+			}
 		}
 	}
 }
diff --git a/src/main/java/org/lapaloma/aadd/cine/dao/hbnt/PeliculaDaoHibernate.java b/src/main/java/org/lapaloma/aadd/cine/dao/hbnt/PeliculaDaoHibernate.java
index f8a1345..dc266e7 100644
--- a/src/main/java/org/lapaloma/aadd/cine/dao/hbnt/PeliculaDaoHibernate.java
+++ b/src/main/java/org/lapaloma/aadd/cine/dao/hbnt/PeliculaDaoHibernate.java
@@ -2,7 +2,6 @@ package org.lapaloma.aadd.cine.dao.hbnt;
 
 import java.util.List;
 
-import org.hibernate.HibernateException;
 import org.hibernate.Session;
 import org.hibernate.Transaction;
 import org.hibernate.query.MutationQuery;
@@ -56,26 +55,33 @@ public class PeliculaDaoHibernate implements IOperacionesDAOEntidad<Pelicula, In
 	@Override
 	public void crearEntidad(Pelicula entidad) {
 		Transaction transaccion = null;
-
-		// try con recursos "cerrables": Connection, Statement
-		try (Session sesion = GestorSesionesHibernate.getSession();) {
+		Session sesion = null;
+		try {
+			sesion = GestorSesionesHibernate.getSession();
 			transaccion = sesion.beginTransaction();
 
 			sesion.persist(entidad);
 
 			transaccion.commit();
-		} catch (HibernateException e) {
-			transaccion.rollback();
+		} catch (Exception e) {
+			if (transaccion != null && transaccion.isActive()) {
+				transaccion.rollback();
+			}
 			e.printStackTrace();
+		} finally {
+			if (sesion != null) {
+				sesion.close();
+			}
 		}
 	}
 
 	@Override
 	public void actualizarEntidad(Pelicula entidad) {
 		Transaction transaccion = null;
-
-		// try con recursos "cerrables": Session
-		try (Session sesion = GestorSesionesHibernate.getSession();) {
+		Session sesion = null;
+		
+		try {
+			sesion = GestorSesionesHibernate.getSession();
 			transaccion = sesion.beginTransaction();
 
 			if (!sesion.contains(entidad))
@@ -83,17 +89,25 @@ public class PeliculaDaoHibernate implements IOperacionesDAOEntidad<Pelicula, In
 
 			transaccion.commit();
 		} catch (Exception e) {
-			transaccion.rollback();
+			if (transaccion != null && transaccion.isActive()) {
+				transaccion.rollback();
+			}
 			e.printStackTrace();
+		} finally {
+			if (sesion != null) {
+				sesion.close();
+			}
 		}
 	}
 
 	@Override
 	public void borrarEntidadPorClave(Integer clave) {
 		Transaction transaccion = null;
-
-		try (Session sesion = GestorSesionesHibernate.getSession();) {
+		Session sesion = null;
+		try {
+			sesion = GestorSesionesHibernate.getSession();
 			transaccion = sesion.beginTransaction();
+			
 			// Borrado de Repartos de una Película
 			String sentenciaBorradoRepartosHQL = "DELETE FROM Reparto r WHERE r.pelicula.identificador = :identificador";
 			MutationQuery senteciaBorradoRepartos = sesion.createMutationQuery(sentenciaBorradoRepartosHQL);
@@ -107,9 +121,15 @@ public class PeliculaDaoHibernate implements IOperacionesDAOEntidad<Pelicula, In
 			senteciaBorradoPeliculas.executeUpdate();
 
 			transaccion.commit();
-		} catch (HibernateException e) {
-			transaccion.rollback();
+		} catch (Exception e) {
+			if (transaccion != null && transaccion.isActive()) {
+				transaccion.rollback();
+			}
 			e.printStackTrace();
+		} finally {
+			if (sesion != null) {
+				sesion.close();
+			}
 		}
 	}