[jboss-user] [JBoss Seam] - NullPointerException at com.sun.enterprise.util.EntityManag

[piotrjanik]

I'm trying to run my SEAM+ICEFACES app on GLASSFISH.
But I'm getting this error, when I want to use hibernate(searching db).


  | javax.ejb.TransactionRolledbackLocalException: Exception thrown from bean; nested exception is: java.lang.NullPointerException
  | java.lang.NullPointerException
  |         at com.sun.enterprise.util.EntityManagerWrapper.createQuery(EntityManagerWrapper.java:349)
  |         at org.jboss.seam.persistence.EntityManagerProxy.createQuery(EntityManagerProxy.java:79)
  |         at nautilia.sklepy.ejb.web.customers.CustomerSearch.Find(CustomerSearch.java:76)
  |         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:585)
  |         at com.sun.enterprise.security.application.EJBSecurityManager.runMethod(EJBSecurityManager.java:1067)
  |         at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java:176)
  |         at com.sun.ejb.containers.BaseContainer.invokeBeanMethod(BaseContainer.java:4005)
  |         at com.sun.ejb.containers.interceptors.AroundInvokeChainImpl.invokeNext(InterceptorManager.java:483)
  |         at com.sun.ejb.Invocation.proceed(Invocation.java:498)
  |         at org.jboss.seam.intercept.EJBInvocationContext.proceed(EJBInvocationContext.java:44)
  |         at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:56)
  |         at org.jboss.seam.transaction.RollbackInterceptor.aroundInvoke(RollbackInterceptor.java:31)
  |         at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
  |         at org.jboss.seam.core.BijectionInterceptor.aroundInvoke(BijectionInterceptor.java:46)
  |         at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
  |         at org.jboss.seam.core.MethodContextInterceptor.aroundInvoke(MethodContextInterceptor.java:42)
  |         at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
  |         at org.jboss.seam.persistence.EntityManagerProxyInterceptor.aroundInvoke(EntityManagerProxyInterceptor.java:26)
  |         at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
  |         at org.jboss.seam.persistence.HibernateSessionProxyInterceptor.aroundInvoke(HibernateSessionProxyInterceptor.java:27)
  | 
  | 

persistence.xml

  | <?xml version="1.0" encoding="UTF-8"?>
  | <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="sklepyPU" transaction-type="JTA">
  |         <provider>org.hibernate.ejb.HibernatePersistence</provider>
  |         <jta-data-source>jdbc/mysql</jta-data-source>
  |         <properties>
  |             
  |             <property name="hibernate.transaction.manager_lookup_class" value="org.hibernate.transaction.SunONETransactionManagerLookup"/>
  |             <property name="hibernate.hbm2ddl.auto" value="create-drop"/>
  |             <property name="hibernate.dialect" value="org.hibernate.dialect.MySQLDialect"/>
  |             <property name="hibernate.case.user_query_cache" value="true"/>
  |             <property name="hibernate.show_sql" value="true"/>
  |         </properties>
  |         
  |         
  |         
  |     </persistence-unit>
  | </persistence>
  | 

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:persistence="http://jboss.com/products/seam/persistence"
  |             xmlns:transaction="http://jboss.com/products/seam/transaction"
  |             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-2.0.xsd
  |             http://jboss.com/products/seam/persistence http://jboss.com/products/seam/persistence-2.0.xsd
  |             http://jboss.com/products/seam/transaction http://jboss.com/products/seam/transaction-2.0.xsd
  |             http://jboss.com/products/seam/security http://jboss.com/products/seam/security-2.0.xsd
  | http://jboss.com/products/seam/components http://jboss.com/products/seam/components-2.0.xsd">
  |     
  |     <core:init jndi-pattern="java:comp/env/sklepy/#{ejbName}/local" debug="true"/>
  |     
  |     <core:manager conversation-timeout="120000"
  |                   concurrent-request-timeout="500"
  |                   conversation-id-parameter="cid"/>
  |     
  |     <persistence:entity-manager-factory name="sklepyPU" persistence-unit-name="sklepyPU"/>
  |     
  |     <persistence:managed-persistence-context name="em"
  |                                              auto-create="true"
  |                                              entity-manager-factory="#{sklepyPU}"/>
  |    
  |     <transaction:ejb-transaction />
  |     
  |     
  | </components>
  | 

THX

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