title: Hibernate : java.lang.ClassCastException on save
body: <p>I'm having a strange problem with HIBERNATE today, it gives me  <code>java.lang.ClassCastException</code> when i try to save an object to database.</p>
  
  <p>Here is the stack trace of the error :</p>
  
  <pre><code>15:57:24,307 DEBUG AnnotationTransactionAttributeSource:106 - Adding transactional method 'createNombreConnexion' with attribute: PROPAGATION_REQUIRED,ISOLATION_DEFAULT; ''
  15:57:24,307 DEBUG AnnotationTransactionAttributeSource:106 - Adding transactional method 'save' with attribute: PROPAGATION_REQUIRED,ISOLATION_DEFAULT; ''
  15:57:24,682 ERROR stderr:71 - java.lang.ClassCastException: java.lang.Long cannot be cast to ma.dataprotect.sensipro.model.NombreConnexion
  
  15:57:24,687 ERROR stderr:71 -  at ma.dataprotect.sensipro.dao.impl.NombreConnexionDaoImpl.save(NombreConnexionDaoImpl.java:30)
  
  15:57:24,687 ERROR stderr:71 -  at ma.dataprotect.sensipro.dao.impl.NombreConnexionDaoImpl.save(NombreConnexionDaoImpl.java:1)
  
  15:57:24,687 ERROR stderr:71 -  at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  
  15:57:24,687 ERROR stderr:71 -  at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
  
  15:57:24,692 ERROR stderr:71 -  at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
  
  15:57:24,692 ERROR stderr:71 -  at java.lang.reflect.Method.invoke(Method.java:498)
  
  15:57:24,692 ERROR stderr:71 -  at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:317)
  
  15:57:24,692 ERROR stderr:71 -  at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)
  
  15:57:24,697 ERROR stderr:71 -  at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)
  
  15:57:24,697 ERROR stderr:71 -  at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)
  
  15:57:24,697 ERROR stderr:71 -  at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
  
  15:57:24,697 ERROR stderr:71 -  at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204)
  
  15:57:24,702 ERROR stderr:71 -  at com.sun.proxy.$Proxy407.save(Unknown Source)
  
  15:57:24,702 ERROR stderr:71 -  at ma.dataprotect.sensipro.services.impl.NombreConnexionServiceImpl.createNombreConnexion(NombreConnexionServiceImpl.java:28)
  
  15:57:24,702 ERROR stderr:71 -  at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  
  15:57:24,702 ERROR stderr:71 -  at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
  
  15:57:24,707 ERROR stderr:71 -  at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
  
  15:57:24,707 ERROR stderr:71 -  at java.lang.reflect.Method.invoke(Method.java:498)
  
  15:57:24,707 ERROR stderr:71 -  at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:317)
  
  15:57:24,707 ERROR stderr:71 -  at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)
  
  15:57:24,712 ERROR stderr:71 -  at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)
  
  15:57:24,712 ERROR stderr:71 -  at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)
  
  15:57:24,712 ERROR stderr:71 -  at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
  
  15:57:24,712 ERROR stderr:71 -  at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204)
  
  15:57:24,712 ERROR stderr:71 -  at com.sun.proxy.$Proxy410.createNombreConnexion(Unknown Source)
  
  15:57:24,712 ERROR stderr:71 -  at ma.dataprotect.sensipro.util.LoginBean.login(LoginBean.java:85)
  
  15:57:24,712 ERROR stderr:71 -  at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  
  15:57:24,712 ERROR stderr:71 -  at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
  
  15:57:24,717 ERROR stderr:71 -  at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
  
  15:57:24,717 ERROR stderr:71 -  at java.lang.reflect.Method.invoke(Method.java:498)
  
  15:57:24,717 ERROR stderr:71 -  at com.sun.el.util.ReflectionUtil.invokeMethod(ReflectionUtil.java:181)
  
  15:57:24,717 ERROR stderr:71 -  at com.sun.el.parser.AstValue.invoke(AstValue.java:289)
  
  15:57:24,717 ERROR stderr:71 -  at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:304)
  
  15:57:24,717 ERROR stderr:71 -  at org.jboss.weld.util.el.ForwardingMethodExpression.invoke(ForwardingMethodExpression.java:40)
  
  15:57:24,717 ERROR stderr:71 -  at org.jboss.weld.el.WeldMethodExpression.invoke(WeldMethodExpression.java:50)
  
  15:57:24,722 ERROR stderr:71 -  at org.jboss.weld.util.el.ForwardingMethodExpression.invoke(ForwardingMethodExpression.java:40)
  
  15:57:24,722 ERROR stderr:71 -  at org.jboss.weld.el.WeldMethodExpression.invoke(WeldMethodExpression.java:50)
  
  15:57:24,722 ERROR stderr:71 -  at com.sun.faces.facelets.el.TagMethodExpression.invoke(TagMethodExpression.java:105)
  
  15:57:24,722 ERROR stderr:71 -  at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke(MethodBindingMethodExpressionAdapter.java:87)
  
  15:57:24,722 ERROR stderr:71 -  at com.sun.faces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:102)
  
  15:57:24,722 ERROR stderr:71 -  at javax.faces.component.UICommand.broadcast(UICommand.java:315)
  
  15:57:24,722 ERROR stderr:71 -  at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java:790)
  
  15:57:24,722 ERROR stderr:71 -  at javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:1282)
  
  15:57:24,722 ERROR stderr:71 -  at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:81)
  
  15:57:24,727 ERROR stderr:71 -  at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101)
  
  15:57:24,727 ERROR stderr:71 -  at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:198)
  
  15:57:24,727 ERROR stderr:71 -  at javax.faces.webapp.FacesServlet.service(FacesServlet.java:658)
  
  15:57:24,727 ERROR stderr:71 -  at io.undertow.servlet.handlers.ServletHandler.handleRequest(ServletHandler.java:85)
  
  15:57:24,727 ERROR stderr:71 -  at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:129)
  
  15:57:24,727 ERROR stderr:71 -  at org.primefaces.webapp.filter.FileUploadFilter.doFilter(FileUploadFilter.java:78)
  
  15:57:24,727 ERROR stderr:71 -  at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:60)
  
  15:57:24,727 ERROR stderr:71 -  at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)
  
  15:57:24,732 ERROR stderr:71 -  at ma.dataprotect.sensipro.util.FiltreUTF8.doFilter(FiltreUTF8.java:48)
  
  15:57:24,732 ERROR stderr:71 -  at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:60)
  
  15:57:24,732 ERROR stderr:71 -  at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)
  
  15:57:24,732 ERROR stderr:71 -  at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)
  
  15:57:24,732 ERROR stderr:71 -  at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:118)
  
  15:57:24,732 ERROR stderr:71 -  at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:84)
  
  15:57:24,732 ERROR stderr:71 -  at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
  
  15:57:24,737 ERROR stderr:71 -  at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:113)
  
  15:57:24,737 ERROR stderr:71 -  at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
  
  15:57:24,737 ERROR stderr:71 -  at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:103)
  
  15:57:24,737 ERROR stderr:71 -  at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
  
  15:57:24,737 ERROR stderr:71 -  at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:113)
  
  15:57:24,737 ERROR stderr:71 -  at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
  
  15:57:24,737 ERROR stderr:71 -  at org.springframework.security.web.authentication.rememberme.RememberMeAuthenticationFilter.doFilter(RememberMeAuthenticationFilter.java:139)
  
  15:57:24,737 ERROR stderr:71 -  at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
  
  15:57:24,742 ERROR stderr:71 -  at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:154)
  
  15:57:24,742 ERROR stderr:71 -  at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
  
  15:57:24,742 ERROR stderr:71 -  at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:45)
  
  15:57:24,742 ERROR stderr:71 -  at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
  
  15:57:24,742 ERROR stderr:71 -  at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilter(BasicAuthenticationFilter.java:150)
  
  15:57:24,742 ERROR stderr:71 -  at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
  
  15:57:24,742 ERROR stderr:71 -  at org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:199)
  
  15:57:24,742 ERROR stderr:71 -  at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
  
  15:57:24,742 ERROR stderr:71 -  at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:110)
  
  15:57:24,742 ERROR stderr:71 -  at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
  
  15:57:24,742 ERROR stderr:71 -  at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:50)
  
  15:57:24,742 ERROR stderr:71 -  at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
  
  15:57:24,742 ERROR stderr:71 -  at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
  
  15:57:24,742 ERROR stderr:71 -  at org.springframework.security.web.session.ConcurrentSessionFilter.doFilter(ConcurrentSessionFilter.java:125)
  
  15:57:24,742 ERROR stderr:71 -  at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
  
  15:57:24,742 ERROR stderr:71 -  at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:87)
  
  15:57:24,742 ERROR stderr:71 -  at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
  
  15:57:24,742 ERROR stderr:71 -  at org.springframework.security.web.access.channel.ChannelProcessingFilter.doFilter(ChannelProcessingFilter.java:144)
  
  15:57:24,747 ERROR stderr:71 -  at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
  
  15:57:24,747 ERROR stderr:71 -  at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:192)
  
  15:57:24,747 ERROR stderr:71 -  at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:160)
  
  15:57:24,747 ERROR stderr:71 -  at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)
  
  15:57:24,747 ERROR stderr:71 -  at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:259)
  
  15:57:24,747 ERROR stderr:71 -  at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:60)
  
  15:57:24,747 ERROR stderr:71 -  at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)
  
  15:57:24,747 ERROR stderr:71 -  at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
  
  15:57:24,747 ERROR stderr:71 -  at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
  
  15:57:24,747 ERROR stderr:71 -  at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:60)
  
  15:57:24,747 ERROR stderr:71 -  at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)
  
  15:57:24,747 ERROR stderr:71 -  at io.undertow.servlet.handlers.FilterHandler.handleRequest(FilterHandler.java:84)
  
  15:57:24,747 ERROR stderr:71 -  at io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62)
  
  15:57:24,747 ERROR stderr:71 -  at io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36)
  
  15:57:24,747 ERROR stderr:71 -  at org.wildfly.extension.undertow.security.SecurityContextAssociationHandler.handleRequest(SecurityContextAssociationHandler.java:78)
  
  15:57:24,747 ERROR stderr:71 -  at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
  
  15:57:24,747 ERROR stderr:71 -  at io.undertow.servlet.handlers.security.SSLInformationAssociationHandler.handleRequest(SSLInformationAssociationHandler.java:131)
  
  15:57:24,752 ERROR stderr:71 -  at io.undertow.servlet.handlers.security.ServletAuthenticationCallHandler.handleRequest(ServletAuthenticationCallHandler.java:57)
  
  15:57:24,752 ERROR stderr:71 -  at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
  
  15:57:24,752 ERROR stderr:71 -  at io.undertow.security.handlers.AbstractConfidentialityHandler.handleRequest(AbstractConfidentialityHandler.java:46)
  
  15:57:24,752 ERROR stderr:71 -  at io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:64)
  
  15:57:24,752 ERROR stderr:71 -  at io.undertow.security.handlers.AuthenticationMechanismsHandler.handleRequest(AuthenticationMechanismsHandler.java:60)
  
  15:57:24,752 ERROR stderr:71 -  at io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:77)
  
  15:57:24,752 ERROR stderr:71 -  at io.undertow.security.handlers.NotificationReceiverHandler.handleRequest(NotificationReceiverHandler.java:50)
  
  15:57:24,752 ERROR stderr:71 -  at io.undertow.security.handlers.AbstractSecurityContextAssociationHandler.handleRequest(AbstractSecurityContextAssociationHandler.java:43)
  
  15:57:24,752 ERROR stderr:71 -  at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
  
  15:57:24,752 ERROR stderr:71 -  at org.wildfly.extension.undertow.security.jacc.JACCContextIdHandler.handleRequest(JACCContextIdHandler.java:61)
  
  15:57:24,752 ERROR stderr:71 -  at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
  
  15:57:24,752 ERROR stderr:71 -  at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
  
  15:57:24,752 ERROR stderr:71 -  at io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:284)
  
  15:57:24,752 ERROR stderr:71 -  at io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:263)
  
  15:57:24,752 ERROR stderr:71 -  at io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:81)
  
  15:57:24,752 ERROR stderr:71 -  at io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:174)
  
  15:57:24,752 ERROR stderr:71 -  at io.undertow.server.Connectors.executeRootHandler(Connectors.java:202)
  
  15:57:24,757 ERROR stderr:71 -  at io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:793)
  
  15:57:24,757 ERROR stderr:71 -  at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
  
  15:57:24,757 ERROR stderr:71 -  at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
  
  15:57:24,757 ERROR stderr:71 -  at java.lang.Thread.run(Thread.java:745)
  </code></pre>
  
  <p>This is the entity with the problem :</p>
  
  <pre><code>package ma.dataprotect.sensipro.model;
  
  import static javax.persistence.GenerationType.IDENTITY;
  
  import java.util.Date;
  
  import javax.persistence.Column;
  import javax.persistence.Entity;
  import javax.persistence.FetchType;
  import javax.persistence.GeneratedValue;
  import javax.persistence.Id;
  import javax.persistence.JoinColumn;
  import javax.persistence.ManyToOne;
  import javax.persistence.Table;
  import javax.persistence.Temporal;
  import javax.persistence.TemporalType;
  
  @SuppressWarnings("serial")
  @Entity
  @Table(name = "nombre_connexion")
  public class NombreConnexion implements java.io.Serializable{
  
      private Long id;
      private Organism organism;
      private Date dateConnexion;
      private Long nombreConn;
  
      public NombreConnexion() {
          super();
          // TODO Auto-generated constructor stub
      }
  
      public NombreConnexion(Organism organism, Date dateConnexion,
              Long nombreConnexion) {
          super();
          this.organism = organism;
          this.dateConnexion = dateConnexion;
          this.nombreConn= nombreConnexion;
      }
  
      @Id
      @GeneratedValue(strategy = IDENTITY)
      @Column(name = "id", unique = true, nullable = false)
      public Long getId() {
          return id;
      }
  
      public void setId(Long id) {
          this.id = id;
      }
  
      @ManyToOne(fetch = FetchType.EAGER)
      @JoinColumn(name = "id_organism", nullable = false)
      public Organism getOrganism() {
          return organism;
      }
  
      public void setOrganism(Organism organism) {
          this.organism = organism;
      }
  
      @Temporal(TemporalType.DATE)
      @Column(name = "date_connexion", unique=true, nullable = false)
      public Date getDateConnexion() {
          return dateConnexion;
      }
  
      public void setDateConnexion(Date dateConnexion) {
          this.dateConnexion = dateConnexion;
      }
  
      @Column(name = "nombre_connexion", nullable = false)
      public Long getNombreConn() {
          return nombreConn;
      }
  
      public void setNombreConn(Long nombreConn) {
          this.nombreConn = nombreConn;
      }
  }
  </code></pre>
  
  <p>The Generic save method :</p>
  
  <pre><code>@SuppressWarnings("unchecked")
      public T save(T t) {
          return (T) getSessionFactory().getCurrentSession().save(t);
      }
  </code></pre>
  
  <p>the code that generates the probleme :</p>
  
  <pre><code>nombreConnexion = new NombreConnexion();
                                          nombreConnexion.setOrganism(user.getOrganism());
  nombreConnexion.setDateConnexion(new Date());
  nombreConnexion.setNombreConn((long) 1);
  System.out.println(nombreConnexion);
                                          nombreConnexionService.createNombreConnexion(nombreConnexion);
  </code></pre>
  
  <p><strong>EDITED</strong> : code of nombreConnexionServiceImpl.createNombreConnexion(nombreConnexion) [Nothing Important !]</p>
  
  <pre><code>public void createNombreConnexion(NombreConnexion nombreConnexion) {
  
      nombreConnexionDao.save(nombreConnexion);
  
  }
  </code></pre>
  
  <p><strong>EDITED 2 ( I hope this will help ):</strong> i changed the type of id to Integer now the error is :</p>
  
  <pre><code>16:30:46,818 ERROR stderr:71 - java.lang.ClassCastException: java.lang.Integer cannot be cast to ma.dataprotect.sensipro.model.NombreConnexion
  </code></pre>
  
  <p>We are using spring and hibernate, all was working fine i don't understand what could be the problem.</p>