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Glassfish 4 AbstractMethodError: com.objectdb.jpa.EMF.createEntityManager

:A system exception occurred during an invocation on EJB UserC, method: public void com.mirq.controller.UserC.findUser(java.lang.Long) WARNING:   javax.ejb.TransactionRolledbackLocalException ... (Ljavax/persistence/SynchronizationType;Ljava/util/Map;)Ljavax/persistence/EntityManager; at com.sun.ejb

newbie - lots of exeptions

:601) at org.glassfish.ejb.security.application.EJBSecurityManager.runMethod(EJBSecurityManager.java:1052) at org.glassfish.ejb.security.application.EJBSecurityManager.invoke(EJBSecurityManager.java:1124) at com.sun.ejb.containers.BaseContainer.invokeBeanMethod(BaseContainer

Guessbook tutorial: Java EE 6 JPA Tutorial - Maven Project

"> WARNING: EJB5184:A system exception occurred during an invocation on EJB GuestDao, method: public void guest.GuestDao.persist(guest.Guest) WARNING: javax.ejb.EJBException at com.sun.ejb.containers.BaseContainer.processSystemException(BaseContainer.java:5215) at com.sun.ejb.containers.BaseContainer

UTF Error

-stacktrace"> WARNING: A system exception occurred during an invocation on EJB PersonFacade, method: public java.util.List beans.AbstractFacade.findBySQL(java.lang.String) WARNING: javax.ejb.EJBException: Error reading UTF string at com.sun.ejb.containers.EJBContainerTransactionManager

Redeployment in GlassFish - Failed to open file

occurred during an invocation on EJB GuestFacade method public java.util.List edu.um.fcsit.jpa.ejb.AbstractFacade.findRange(int[]) javax.ejb.EJBException at com.sun.ejb.containers.BaseContainer.processSystemException(BaseContainer.java:5194) at com.sun.ejb.containers.BaseContainer

ObjectDB-2.6.9: Failed to commit transaction: Failed to set numeric value of field property Element.id using reflection

"> package com.greensoft.objectdb.test.mini.ejb; import com.greensoft.objectdb.test.mini.entity ... .entity.Element; ... @Singleton @Startup public class ConfigBean extends All_ { @EJB ... .greensoft.objectdb.test.mini.ejb.BuilderCommon.persist(BuilderCommon.java:50) at com.greensoft

Step 2: Entity Class and Persistence Unit

="/tutorial/jpa/eclipse/ee/ejb">EJB Session Bean that will manage Guest entity objects.

JPA Tutorials

> This web application does not use EJB, so you should be able to run it on any servlet ... EE 6 (J2EE) Web Tutorial Since this web application uses Java EE 6 EJB

Step 2: Entity Class and Persistence Unit

="/tutorial/jpa/netbeans/ee/ejb">EJB Session Bean that will manage Guest entity objects.

Java EE Web Tutorial

This tutorial demonstrates how to create and run a full Java EE 6 MVC (Model View Controller) web application using GlassFish, ObjectDB and JPA. Since this web application uses Java EE 6 EJB (session beans) it requires a full Java EE 6 application server, such as GlassFish 3.0