Discussions

EJB programming & troubleshooting: java.lang.ClassNotFoundException: AuditTrailBean_ahmv7l_HomeImpl

  1. HI,
    My environment: Windows-NT,Weblogic6.13.
    Once i choose server for my ejb, called 'AuditTrail' through console, and give a click on Apply button i am getting the following exception, please help me out.

    java.lang.reflect.InvocationTargetException: weblogic.management.DistributedManagementException: Distributed Management [1 exceptions]
    at weblogic.management.internal.ConfigurationMBeanImpl.updateConfigMBeans(ConfigurationMBeanImpl.java:544)
    at weblogic.management.internal.ConfigurationMBeanImpl.invoke(ConfigurationMBeanImpl.java:362)
    at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1557)
    at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1525)
    at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:468)
    at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:209)
    at $Proxy16.addDeployment(Unknown Source)
    at weblogic.management.internal.DynamicMBeanImpl.updateDeployments(DynamicMBeanImpl.java:1529)
    at weblogic.management.internal.DynamicMBeanImpl.setAttribute(DynamicMBeanImpl.java:908)
    at weblogic.management.internal.DynamicMBeanImpl.setAttribute(DynamicMBeanImpl.java:847)
    at weblogic.management.internal.ConfigurationMBeanImpl.setAttribute(ConfigurationMBeanImpl.java:296)
    at com.sun.management.jmx.MBeanServerImpl.setAttribute(MBeanServerImpl.java:1358)
    at com.sun.management.jmx.MBeanServerImpl.setAttribute(MBeanServerImpl.java:1333)
    at weblogic.management.internal.MBeanProxy.setAttribute(MBeanProxy.java:322)
    at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:204)
    at $Proxy9.setTargets(Unknown Source)
    at java.lang.reflect.Method.invoke(Native Method)
    at weblogic.management.console.info.MBeanAttribute.doSet(MBeanAttribute.java:84)
    at weblogic.management.console.info.MBeanReferenceAttribute.addToArrayAttribute(MBeanReferenceAttribute.java:254)
    at weblogic.management.console.info.MBeanReferenceAttribute.doSet(MBeanReferenceAttribute.java:124)
    at weblogic.management.console.actions.mbean.DoEditMBeanAction.perform(DoEditMBeanAction.java:135)
    at weblogic.management.console.actions.internal.ActionServlet.doAction(ActionServlet.java:171)
    at weblogic.management.console.actions.internal.ActionServlet.doPost(ActionServlet.java:85)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:760)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
    at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:265)
    at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:200)
    at weblogic.servlet.internal.WebAppServletContext.invokeServlet(WebAppServletContext.java:2546)
    at weblogic.servlet.internal.ServletRequestImpl.execute(ServletRequestImpl.java:2260)
    at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:139)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:120)
    Distributed update exception
    - remote object: mydomain:Location=myserver,Name=myserver,Type=ServerConfig
    - remote server: weblogic.management.internal.RemoteMBeanServerImpl@275e9f
    - actionName: addDeployment
    - params: [Ljava.lang.Object;@6fdd6a
    - signature: [Ljava.lang.String;@318ef2
    Distributed update exception
    - remote object: mydomain:Location=myserver,Name=myserver,Type=ServerConfig
    - remote server: weblogic.management.internal.RemoteMBeanServerImpl@275e9f


    Unable to deploy EJB: com.trainium.ejb.stateless.audittrail.AuditTrailHome from AuditTrail.jar:

    java.lang.ClassNotFoundException: com.trainium.ejb.stateless.audittrail.AuditTrailBean_ahmv7l_HomeImpl
    at weblogic.utils.classloaders.GenericClassLoader.findClass(GenericClassLoader.java:180)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:294)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:250)
    at weblogic.ejb20.deployer.BeanInfoImpl.loadClass(BeanInfoImpl.java:304)
    at weblogic.ejb20.deployer.ClientDrivenBeanInfoImpl.getHomeClass(ClientDrivenBeanInfoImpl.java:352)
    at weblogic.ejb20.deployer.ClientDrivenBeanInfoImpl.deploy(ClientDrivenBeanInfoImpl.java:793)
    at weblogic.ejb20.deployer.Deployer.deployDescriptor(Deployer.java:1294)
    at weblogic.ejb20.deployer.Deployer.deploy(Deployer.java:996)
    at weblogic.j2ee.EJBComponent.deploy(EJBComponent.java:31)
    at weblogic.j2ee.Application.addComponent(Application.java:170)
    at weblogic.j2ee.J2EEService.addDeployment(J2EEService.java:117)
    at weblogic.management.mbeans.custom.DeploymentTarget.addDeployment(DeploymentTarget.java:360)
    at weblogic.management.mbeans.custom.DeploymentTarget.addDeployment(DeploymentTarget.java:150)
    at java.lang.reflect.Method.invoke(Native Method)
    at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMBeanImpl.java:636)
    at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl.java:621)
    at weblogic.management.internal.ConfigurationMBeanImpl.invoke(ConfigurationMBeanImpl.java:360)
    at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1557)
    at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1525)
    at weblogic.management.internal.ConfigurationMBeanImpl.updateConfigMBeans(ConfigurationMBeanImpl.java:492)
    at weblogic.management.internal.ConfigurationMBeanImpl.invoke(ConfigurationMBeanImpl.java:362)
    at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1557)
    at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1525)
    at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:468)
    at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:209)
    at $Proxy16.addDeployment(Unknown Source)
    at weblogic.management.internal.DynamicMBeanImpl.updateDeployments(DynamicMBeanImpl.java:1529)
    at weblogic.management.internal.DynamicMBeanImpl.setAttribute(DynamicMBeanImpl.java:908)
    at weblogic.management.internal.DynamicMBeanImpl.setAttribute(DynamicMBeanImpl.java:847)
    at weblogic.management.internal.ConfigurationMBeanImpl.setAttribute(ConfigurationMBeanImpl.java:296)
    at com.sun.management.jmx.MBeanServerImpl.setAttribute(MBeanServerImpl.java:1358)
    at com.sun.management.jmx.MBeanServerImpl.setAttribute(MBeanServerImpl.java:1333)
    at weblogic.management.internal.MBeanProxy.setAttribute(MBeanProxy.java:322)
    at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:204)
    at $Proxy9.setTargets(Unknown Source)
    at java.lang.reflect.Method.invoke(Native Method)
    at weblogic.management.console.info.MBeanAttribute.doSet(MBeanAttribute.java:84)
    at weblogic.management.console.info.MBeanReferenceAttribute.addToArrayAttribute(MBeanReferenceAttribute.java:254)
    at weblogic.management.console.info.MBeanReferenceAttribute.doSet(MBeanReferenceAttribute.java:124)
    at weblogic.management.console.actions.mbean.DoEditMBeanAction.perform(DoEditMBeanAction.java:135)
    at weblogic.management.console.actions.internal.ActionServlet.doAction(ActionServlet.java:171)
    at weblogic.management.console.actions.internal.ActionServlet.doPost(ActionServlet.java:85)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:760)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
    at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:265)
    at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:200)
    at weblogic.servlet.internal.WebAppServletContext.invokeServlet(WebAppServletContext.java:2546)
    at weblogic.servlet.internal.ServletRequestImpl.execute(ServletRequestImpl.java:2260)
    at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:139)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:120)
    --------------- nested within: ------------------
    weblogic.utils.AssertionError: ***** ASSERTION FAILED ***** - with nested exception:
    [java.lang.ClassNotFoundException: com.trainium.ejb.stateless.audittrail.AuditTrailBean_ahmv7l_HomeImpl]

     and so on....




    thanks in advance
    Srinivas
  2. the class com.trainium.ejb.stateless.audittrail.AuditTrailBean_ahmv7l_HomeImpl should've been generated by ejbc. check to see if its there.
  3. You can run weblogic.ejbc with '-keepgenerated' option if you want to see those source files.