Hi, I have followed some topics from the forum and tried to convert my application to use SMPC. I use Glassfish and Seam 1.2.1 Here is my components.xml: | | <?xml version="1.0" encoding="UTF-8"?> | | <components xmlns="http://jboss.com/products/seam/components" | xmlns:core="http://jboss.com/products/seam/core" | xmlns:security="http://jboss.com/products/seam/security" | xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" | xsi:schemaLocation=" | http://jboss.com/products/seam/core http://jboss.com/products/seam/core-1.1.xsd | http://jboss.com/products/seam/components http://jboss.com/products/seam/components-1.1.xsd | http://jboss.com/products/seam/security http://jboss.com/products/seam/security-1.1.xsd | "> | <core:init jndi-pattern="java:comp/env/gop-ejb/#{ejbName}/local" debug="true"/> | | <core:manager conversation-timeout="120000" | concurrent-request-timeout="500" | conversation-id-parameter="cid" | conversation-is-long-running-parameter="clr"/> | | | <core:entity-manager-factory name="gopFactory" persistence-unit-name="gopent-ejbPU" /> | <core:managed-persistence-context name="entityManager" auto-create="true" entity-manager-factory="#{gopFactory}"/> | <core:entity-converter entity-manager="${entityManager}"/> | | <core:transactionListener/> | | <security:identity authenticate-method="#{otantikamator.otantikmi}"/> | | <event type="org.jboss.seam.notLoggedIn"> | <action expression="#{redirect.captureCurrentView}"/> | </event> | <event type="org.jboss.seam.postAuthenticate"> | <action expression="#{redirect.returnToCapturedView}"/> | </event> | | <component class="org.jboss.seam.web.MultipartFilter"> | <property name="createTempFiles">true</property> | <property name="maxRequestSize">1000000</property> | </component> | | <event type="isteklerRefresh"> | <action expression="#{isteklerAra.refresh}"/> | </event> | | </components> | and my persistence.xml: | | <persistence version="1.0" 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"> | <persistence-unit name="transaction-type=" transaction-type="JTA"> | <provider>org.hibernate.ejb.HibernatePersistence</provider> | <jta-data-source>jdbc/gop</jta-data-source> | <properties> | <property name="hibernate.hbm2ddl.auto" value="update"/> | <property name="hibernate.cache.provider_class" value="org.hibernate.cache.NoCacheProvider"/> | <property name="hibernate.show_sql" value="true"/> | <!--property name="hibernate.cache.provider_class" value="org.hibernate.cache.HashtableCacheProvider"/--> | <!--property name="hibernate.cache.provider_class" value="org.hibernate.cache.NoCacheProvider"/--> | <!--property name="hibernate.dialect" value="org.hibernate.dialect.PostgreSQLDialect" /--> | </properties> | </persistence-unit> | </persistence> | I receive a rather absurd exception upon deployment: | WEB0100: Loading web module [gop:gop-war.war] in virtual server [server] at [/gop-war] | WebModule[/gop-war]Exception sending context initialized event to listener instance of class org.jboss.seam.servlet.SeamListener | java.lang.NullPointerException: | at oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.createEntityManagerFactory(EntityManagerFactoryProvider.java:120) | at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:83) | at org.jboss.seam.core.EntityManagerFactory.startup(EntityManagerFactory.java:74) | at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) | at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) | at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) | at java.lang.reflect.Method.invoke(Method.java:597) | at org.jboss.seam.util.Reflections.invoke(Reflections.java:20) | at org.jboss.seam.util.Reflections.invokeAndWrap(Reflections.java:123) | at org.jboss.seam.Component.callComponentMethod(Component.java:1842) | at org.jboss.seam.Component.callCreateMethod(Component.java:1757) | at org.jboss.seam.Component.newInstance(Component.java:1746) | at org.jboss.seam.contexts.Lifecycle.startup(Lifecycle.java:175) | at org.jboss.seam.contexts.Lifecycle.endInitialization(Lifecycle.java:145) | at org.jboss.seam.init.Initialization.init(Initialization.java:504) | at org.jboss.seam.servlet.SeamListener.contextInitialized(SeamListener.java:33) | at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4236) | at org.apache.catalina.core.StandardContext.start(StandardContext.java:4760) | at com.sun.enterprise.web.WebModule.start(WebModule.java:292) | at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:833) | at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:817) | at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:662) | at com.sun.enterprise.web.WebContainer.loadWebModule(WebContainer.java:1479) | at com.sun.enterprise.web.WebContainer.loadWebModule(WebContainer.java:1143) | at com.sun.enterprise.web.WebContainer.loadJ2EEApplicationWebModules(WebContainer.java:1068) | at com.sun.enterprise.server.TomcatApplicationLoader.load(TomcatApplicationLoader.java:128) | at com.sun.enterprise.server.ApplicationManager.applicationDeployed(ApplicationManager.java:322) | at com.sun.enterprise.server.ApplicationManager.applicationDeployed(ApplicationManager.java:216) | at com.sun.enterprise.server.ApplicationManager.applicationDeployed(ApplicationManager.java:189) | at com.sun.enterprise.server.ApplicationManager.applicationEnabled(ApplicationManager.java:754) | toplink? I must be missing something. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4061518#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...