esgoru [http://community.jboss.org/people/esgoru] created the discussion "EntityManager is null, i can´t injected" To view the discussion, visit: http://community.jboss.org/message/610052#610052 -------------------------------------------------------------- i try using EntityManager, but i can´t instanced, i use tomcat v6.0 and mysql 4.1, i use hibernate and spring. my config archives is: jeveris-light-persistence.xml in web/scr/main/resources <?xml version="1.0" encoding="UTF-8"?> <persistence xmlns="http://java.sun.com/xml/ns/persistence"    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"    xsi:schemaLocation="http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd"    version="1.0">        <persistence-unit name="test" transaction-type="RESOURCE_LOCAL">            <provider>org.hibernate.ejb.HibernatePersistence</provider>               <jar-file>j-everis-ejb.jar</jar-file>       <properties> <property name="hibernate.dialect" value="org.hibernate.dialect.MySQLDialect" />             <property name="hibernate.connection.driver_class" value="com.mysql.jdbc.Driver" />              <property name="hibernate.hbm2ddl.auto" value="update"/>           <property name="hibernate.connection.username" value="root"/>          <property name="hibernate.connection.password" value="jeveris"/>          <property name="hibernate.connection.url" value="jdbc:mysql://localhost:3306/bankeveris"/>        </properties>    </persistence-unit> </persistence> jeveris-ligth-persistence.xml in ejb/scr/main/resource/meta-inf <?xml version="1.0" encoding="UTF-8"?> <persistence xmlns="http://java.sun.com/xml/ns/persistence"    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"    xsi:schemaLocation="http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd"    version="1.0">    <persistence-unit name="test" transaction-type="RESOURCE_LOCAL">            <provider>org.hibernate.ejb.HibernatePersistence</provider>       <properties> <property name="hibernate.dialect" value="org.hibernate.dialect.MySQLDialect" />             <property name="hibernate.connection.driver_class" value="com.mysql.jdbc.Driver" />          <property name="hibernate.hbm2ddl.auto" value="update"/>          <property name="hibernate.connection.username" value="root"/>          <property name="hibernate.connection.password" value="jeveris"/>          <property name="hibernate.connection.url" value="jdbc:mysql://localhost:3306/bankeveris"/>       </properties>    </persistence-unit> </persistence> persistence.xml  in ejb/scr/main/resource/meta-inf <?xml version="1.0" encoding="UTF-8"?> <persistence xmlns="http://java.sun.com/xml/ns/persistence" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd" version="1.0">     <persistence-unit name ="j-everis-2.0">                  <!-- jboss' default data source -->                     <provider>org.hibernate.ejb.HibernatePersistence</provider>                                                    <jta-data-source>java:/jdbc/jeveris</jta-data-source>                               <properties>                                                        <property name="hibernate.dialect" value="org.hibernate.dialect.MySQLDialect" />                                           <property name="hibernate.connection.driver_class" value="com.mysql.jdbc.Driver" />                                               <property name="hibernate.hbm2ddl.auto" value="update"/>                                         <property name="hibernate.show_sql" value="true"/>                                         <!-- Para evitar problemas con JBOSS -->                                         <property name="hibernate.query.factory_class" value="org.hibernate.hql.classic.ClassicQueryTranslatorFactory"/>                     </properties>             </persistence-unit>   </persistence> clienteDaoImpl.java package com.bankeveris.dao;     import java.util.List;     import javax.ejb.Local; import javax.ejb.Stateless; import javax.persistence.EntityManager; import javax.persistence.Persistence;     import org.springframework.stereotype.Service;     import com.bankeveris.model.Cliente;     @Stateless @Local(ClienteDao.class) @Service public class ClienteDaoImpl implements ClienteDao {                /** Entity Manager */           @PersistenceContext           private EntityManager entityManager;                          @SuppressWarnings("unchecked")                     public List<Cliente> findAllCliente() {                               System.out.println("Dao: Accediendo a BBDD....");                               return (List<Cliente>)entityManager.createNamedQuery("findAllCliente").getResultList();                     }                         public Cliente findCliente(int noCli) {                               Cliente cli= (Cliente)entityManager.createNamedQuery("findCliente").setParameter("nCli", noCli).getSingleResult();                               System.out.println("Cliente name: " + cli.getNombre());                               return cli;                     }   }   when i do debugging, i have a one error, when i use entityManager in this line | | | | Cliente cli= (Cliente)entityManager.createNamedQuery("findCliente").setParameter("nCli", noCli).getSingleResult(); | it´s the error 02882 [http-8080-1] WARN  com.jeveris.pl.navigation.executor.NavigationController  - Spring-defined bean not found for action service: com.bankeveris.flujo1DemoBankeveris.Service2F1. Instantiating brand-new action service... 902913 [http-8080-1] INFO  com.jeveris.pl.navigation.model.ActionService  - Before executing ActionService: com.bankeveris.flujo1DemoBankeveris.Service2F1|flowInstanceId: 5317681774297516717|flowId: Flujo1DemoBankeveris|lastNodeId: BuscarCliente|requiredTransitionId: mandarDatos|nextNodeId: BuscarDatos|containerId: container_1 902913 [http-8080-1] DEBUG com.jeveris.pl.context.beans.FlowScope  - view root: org.ajax4jsf.component.AjaxViewRoot@66bb78 902913 [http-8080-1] DEBUG com.jeveris.pl.context.beans.FlowScope  - attributes: javax.faces.component.UIComponentBase$AttributesMap@b8a9dd16 java.lang.NullPointerException           at com.bankeveris.dao.ClienteDaoImpl.findCliente(ClienteDaoImpl.java:47)           at com.bankeveris.service.ServiceClienteImpl.cliente(ServiceClienteImpl.java:29)           at com.bankeveris.flujo1DemoBankeveris.Service2F1.execute(Service2F1.java:43)           at com.jeveris.pl.navigation.model.ActionService.service(ActionService.java:41)           at com.jeveris.pl.navigation.executor.NavigationController.processNavigation(NavigationController.java:149)           at com.jeveris.pl.navigation.jsfintegration.PLNavigationHandler.handleNavigation(PLNavigationHandler.java:108)           at com.sun.faces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:130)           at javax.faces.component.UICommand.broadcast(UICommand.java:387)           at org.ajax4jsf.component.AjaxViewRoot.processEvents(AjaxViewRoot.java:321)           at org.ajax4jsf.component.AjaxViewRoot.broadcastEvents(AjaxViewRoot.java:296)           at org.ajax4jsf.component.AjaxViewRoot.processPhase(AjaxViewRoot.java:253)           at org.ajax4jsf.component.AjaxViewRoot.processApplication(AjaxViewRoot.java:466)           at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:82)           at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:100)           at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:118)           at javax.faces.webapp.FacesServlet.service(FacesServlet.java:265)           at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)           at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)           at org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter(ExtensionsFilter.java:100)           at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)           at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)           at org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:177)           at org.ajax4jsf.webapp.BaseFilter.handleRequest(BaseFilter.java:267)           at org.ajax4jsf.webapp.BaseFilter.processUploadsAndHandleRequest(BaseFilter.java:380)           at org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:507)           at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)           at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)           at org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter(ExtensionsFilter.java:147)           at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)           at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)           at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)           at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)           at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)           at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)           at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)           at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)           at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)           at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)           at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)           at java.lang.Thread.run(Thread.java:595) 906366 [http-8080-1] ERROR com.jeveris.pl.navigation.executor.NavigationController  - Handle error for exception id=1308037940595: java.lang.NullPointerException 906382 [http-8080-1] ERROR com.jeveris.pl.navigation.executor.NavigationController  - Flow information for exception id=1308037940595: flowInstanceId: 5317681774297516717|flowId: Flujo1DemoBankeveris|lastNodeId: BuscarCliente|requiredTransitionId: mandarDatos|nextNodeId: BuscarDatos|containerId: container_1 906382 [http-8080-1] ERROR com.jeveris.pl.navigation.executor.NavigationController  - Go to error flow 906382 [http-8080-1] INFO  com.jeveris.pl.navigation.executor.NavigationHelper  - Access to node errorService in flow error for resource com.jeveris.pl.core.services.ErrorService is granted 906397 [http-8080-1] INFO  com.jeveris.pl.navigation.executor.NavigationHelper  - Flow started|flowInstanceId: 3810207644419029423|flowId: error|lastNodeId: null|requiredTransitionId: init|nextNodeId: errorService|containerId: container_1 906444 [http-8080-1] DEBUG com.jeveris.pl.navigation.executor.NavigationController  - Searching for spring-defined bean errorService 906444 [http-8080-1] WARN  com.jeveris.pl.businesslogic.control.BusinessLogicCaller  - Service (spring bean) with id errorService was not found. Returning null reference 906460 [http-8080-1] WARN  com.jeveris.pl.navigation.executor.NavigationController  - Spring-defined bean not found for action service: com.jeveris.pl.core.services.ErrorService. Instantiating brand-new action service... 906460 [http-8080-1] INFO  com.jeveris.pl.navigation.model.ActionService  - Before executing ActionService: com.jeveris.pl.core.services.ErrorService|flowInstanceId: 3810207644419029423|flowId: error|lastNodeId: null|requiredTransitionId: init|nextNodeId: errorService|containerId: container_1 906476 [http-8080-1] INFO  MONITOR  - PLResource: com.jeveris.pl.core.services.ErrorService; Time: 0; Active Flow Info: flowInstanceId: 3810207644419029423|flowId: error|lastNodeId: null|requiredTransitionId: init|nextNodeId: errorService|containerId: container_1 906491 [http-8080-1] INFO  com.jeveris.pl.navigation.model.ActionService  - Transition received: jeveris:end from ActionService: com.jeveris.pl.core.services.ErrorService|flowInstanceId: 3810207644419029423|flowId: error|lastNodeId: null|requiredTransitionId: init|nextNodeId: errorService|containerId: container_1 I do conect hardcode with driverManager.getConection(), and It is good, i think this error is in configure archives. Please i need held. -------------------------------------------------------------- Reply to this message by going to Community [http://community.jboss.org/message/610052#610052] Start a new discussion in EJB3 at Community [http://community.jboss.org/choose-container!input.jspa?contentType=1&...]