1. Null Pointer exception in ejb 2.0 while referring a local beans home interface stackoverflow.comI am just trying out examples of entity beans. I am using JBOSS 4.0.0, EJB 2.0, MyEclipse 8.6. Reason for using JBOSS 4.0.0 and EJB 2.0 is just for learning sake. ... |
2. New to EJB world... Null pointer exception in EJB client stackoverflow.comI am learning EJB and I am trying to execute the Helloworld example given in EJB In Action book. My app server is JBoss, I created the Jar file for the bean ... |
3. EJB 3.0, Strange null pointer exception stackoverflow.com@Stateful @SessionScoped @Named public class Controller implements ControllerLocal {
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4. injected @EJB reference is null after redeployment stackoverflow.comI have two ear applications (EJB 3.0) deployed on Jboss 5.1. SLSB from application A calls remote SLSB from application B via @EJB annotation. Everything works fine, until I redeploy ... |
5. NullPointerException when added EJB Module facet to a project stackoverflow.comWhen I try to add the EJB Module facet to my EJB project I get a dialog which says.. "Failed while installing EJB Module 3,0. Reason: Failed while installing EJB Module ... |
6. @EJB dependency Injection doesn't work in JBoss AS 6 NullPointerException stackoverflow.com
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7. java.lang.NullPointerException when calling EJB from desktop client forums.netbeans.orgPosted: Sat Jan 29, 2011 7:18 am Post subject: java.lang.NullPointerException when calling EJB from desktop client Hi, I get a strange error that I can't resolve. Maybe someone can point me in the right direction. I have the following: 1) Jframe that lists a table of countries 2) On double-click of a row a country for should be ... |
8. java.lang.NullPointerException in EJB3-project forums.netbeans.orgpackage org.librarian.controller; import javax.ejb.Stateless; import javax.persistence.*; import org.librarian.model.*; /** * * @author Martin */ @Stateless public class loginBean implements loginLocal { private String username; private String password; @PersistenceContext protected EntityManager em; ... |
10. java.lang NullPointerException with EJB 3 stateless web services (JBoss 5 CR1) coderanch.comHi, I get an error while deploying a Stateless session bean defined as a web service on JBoss 5 CR1. It seems to be a problem of version of JRE since it works with JRE 5 but does not work with JRE 6. I am using Eclipse 3.4 My interface looks like this : @WebService @SOAPBinding(style = Style.RPC) public interface Test ... |
11. Null Pointer Exception EJB 3.0 forums.oracle.com1) package com.remote; import javax.ejb.Remote; @Remote public interface RemoteLogin { public String hello(); } 2) package com.bean; import javax.ejb.Remote; import javax.ejb.Stateless; import com.remote.RemoteLogin; @Stateless(mappedName="LoginRemote") public class LoginBean implements RemoteLogin{ public String hello() { System.out.println("Hello EveryBody!"); return "Remote Access"; } } 3) package com.client; import javax.ejb.EJB; import javax.ejb.Remote; import com.remote.RemoteLogin; public class ClientLogin { @EJB(mappedName="LoginRemote") static RemoteLogin remote; public static void main(String[] ... |
12. NULL POINTER EXCEPTION :-EJB create() method forums.oracle.comWhat will that achieve? OP knows they are getting a NPE, that want to track down the cause and eliminate it. Inserting a catch will simply gloss over the problem. @OP are you sure this line is causing the NPE? Since you have not provided the stack trace we have no idea. |