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class loader exception

Hello Experts,

Please help me in resolving the error.

java.lang.ClassNotFoundException: XXXXXX ------------------------- Loader Info ------------------------- ClassLoader name: [YYYYY] Parent loader name: [Frame ClassLoader] References: common:service:http;service:servlet_jsp service:ejb common:service:iiop;service:naming;service:p4;service:ts service:jmsconnector library:jsse library:servlet common:library:IAIKSecurity;library:activation;library:mail;library:tc~sec~ssl library:ejb20 library:j2eeca library:jms library:opensql common:library:com.sap.security.api.sda;library:com.sap.security.core.sda;library:security.class;library:webservices_lib;service:adminadapter;service:basicadmin;service:com.sap.security.core.ume.service;service:configuration;service:connector;service:dbpool;service:deploy;service:jmx;service:jmx_notification;service:keystore;service:security;service:userstore interface:resourcecontext_api interface:webservices interface:cross interface:ejbserialization sap.com/tc~wd~dispwda XX/resourcecache_wd sap.com/caf~eu~gp~api~wd sap.com/tc~wd~corecomp XXX/bhmdm_bapis_wd XX/bhmdm_webservices_wd service:webdynpro service:sld library:tc~ddic~ddicservices library:com.sap.aii.proxy.framework library:tc~graphics~igs library:tc~wd~wslib library:com.sap.mw.jco library:com.sap.lcr.api.cimclient library:sapxmltoolkit library:com.sap.aii.util.rb library:com.sap.util.monitor.jarm library:tc~ddic~ddicruntime library:com.sap.mdm.tech.mdm4j library:caf~eu~gp~api library:com.sap.aii.util.xml library:com.sap.aii.util.misc library:tc~cmi Resources: /usr/sap/DE1/JC00/j2ee/cluster/server1/apps/XXXappchngcustreq_wd/webdynpro/public/lib/app.jar Loading model: {parent,references,local} ---------------------------------------------------------------

full exception:

com.sap.tc.webdynpro.services.exceptions.WDRuntimeException: Failed to create delegate for component XXXX. (Hint: Is the corresponding DC deployed correctly? Does the DC contain the component?)

at com.sap.tc.webdynpro.progmodel.generation.ControllerHelper.createDelegate(ControllerHelper.java:110)

at com.sap.tc.webdynpro.progmodel.generation.DelegatingComponent.<init>(DelegatingComponent.java:51)

at com.sap.tc.webdynpro.clientserver.cal.ClientComponent.init(ClientComponent.java:382)

at com.sap.tc.webdynpro.clientserver.cal.ClientApplication.init(ClientApplication.java:362)

at com.sap.tc.webdynpro.clientserver.session.ApplicationSession.initApplication(ApplicationSession.java:756)

at com.sap.tc.webdynpro.clientserver.session.ApplicationSession.doProcessing(ApplicationSession.java:291)

at com.sap.tc.webdynpro.clientserver.session.ClientSession.doApplicationProcessingStandalone(ClientSession.java:713)

at com.sap.tc.webdynpro.clientserver.session.ClientSession.doApplicationProcessing(ClientSession.java:666)

at com.sap.tc.webdynpro.clientserver.session.ClientSession.doProcessing(ClientSession.java:250)

at com.sap.tc.webdynpro.clientserver.session.RequestManager.doProcessing(RequestManager.java:149)

at com.sap.tc.webdynpro.serverimpl.defaultimpl.DispatcherServlet.doContent(DispatcherServlet.java:62)

at com.sap.tc.webdynpro.serverimpl.defaultimpl.DispatcherServlet.doGet(DispatcherServlet.java:46)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:740)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)

at com.sap.engine.services.servlets_jsp.server.HttpHandlerImpl.runServlet(HttpHandlerImpl.java:401)

at com.sap.engine.services.servlets_jsp.server.HttpHandlerImpl.handleRequest(HttpHandlerImpl.java:266)

at com.sap.engine.services.httpserver.server.RequestAnalizer.startServlet(RequestAnalizer.java:386)

at com.sap.engine.services.httpserver.server.RequestAnalizer.startServlet(RequestAnalizer.java:364)

at com.sap.engine.services.httpserver.server.RequestAnalizer.invokeWebContainer(RequestAnalizer.java:1039)

at com.sap.engine.services.httpserver.server.RequestAnalizer.handle(RequestAnalizer.java:265)

at com.sap.engine.services.httpserver.server.Client.handle(Client.java:95)

at com.sap.engine.services.httpserver.server.Processor.request(Processor.java:175)

at com.sap.engine.core.service630.context.cluster.session.ApplicationSessionMessageListener.process(ApplicationSessionMessageListener.java:33)

at com.sap.engine.core.cluster.impl6.session.MessageRunner.run(MessageRunner.java:41)

at com.sap.engine.core.thread.impl3.ActionObject.run(ActionObject.java:37)

at java.security.AccessController.doPrivileged(AccessController.java:219)

at com.sap.engine.core.thread.impl3.SingleThread.execute(SingleThread.java:104)

at com.sap.engine.core.thread.impl3.SingleThread.run(SingleThread.java:176)

Caused by: java.lang.reflect.InvocationTargetException

at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)

at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:82)

at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:44)

at java.lang.reflect.Constructor.newInstance(Constructor.java:315)

at com.sap.tc.webdynpro.progmodel.generation.ControllerHelper.createDelegate(ControllerHelper.java:74)

... 27 more

Caused by: java.lang.NoClassDefFoundError: XX.Notification

at java.lang.J9VMInternals.verifyImpl(Native Method)

at java.lang.J9VMInternals.verify(J9VMInternals.java:69)

at java.lang.J9VMInternals.initialize(J9VMInternals.java:131)

at com.XX.bhbss.appchngreq.wdp.InternalAppChngReq.<init>(InternalAppChngReq.java:1651)

... 32 more

Caused by: java.lang.ClassNotFoundException:XX.com.Notification

------------------------- Loader Info -------------------------

ClassLoader name: [XX.com/appchngcustreq_wd]

Parent loader name: [Frame ClassLoader]

References:

   common:service:http;service:servlet_jsp

   service:ejb

   common:service:iiop;service:naming;service:p4;service:ts

   service:jmsconnector

   library:jsse

   library:servlet

   common:library:IAIKSecurity;library:activation;library:mail;library:tc~sec~ssl

   library:ejb20

   library:j2eeca

   library:jms

   library:opensql

   common:library:com.sap.security.api.sda;library:com.sap.security.core.sda;library:security.class;library:webservices_lib;service:adminadapter;service:basicadmin;service:com.sap.security.core.ume.service;service:configuration;service:connector;service:dbpool;service:deploy;service:jmx;service:jmx_notification;service:keystore;service:security;service:userstore

   interface:resourcecontext_api

   interface:webservices

   interface:cross

   interface:ejbserialization

   sap.com/tc~wd~dispwda

   XX.com/resourcecache_wd

   sap.com/caf~eu~gp~api~wd

   sap.com/tc~wd~corecomp

   XX.com/bhmdm_bapis_wd

   XX.com/bhmdm_webservices_wd

   service:webdynpro

   service:sld

   library:tc~ddic~ddicservices

   library:com.sap.aii.proxy.framework

   library:tc~graphics~igs

   library:tc~wd~wslib

   library:com.sap.mw.jco

   library:com.sap.lcr.api.cimclient

   library:sapxmltoolkit

   library:com.sap.aii.util.rb

   library:com.sap.util.monitor.jarm

   library:tc~ddic~ddicruntime

   library:com.sap.mdm.tech.mdm4j

   library:caf~eu~gp~api

   library:com.sap.aii.util.xml

   library:com.sap.aii.util.misc

   library:tc~cmi

Resources:

   /usr/sap/DE1/JC00/j2ee/cluster/server1/apps/XX.com/appchngcustreq_wd/webdynpro/public/lib/app.jar

Loading model: {parent,references,local}

---------------------------------------------------------------

at com.sap.engine.frame.core.load.ReferencedLoader.loadClass(ReferencedLoader.java:382)

Regards,

Satish S.

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1 Answer

  • Oct 14, 2013 at 05:22 AM

    Hello Satish ,

    Please close this thread as you have another one with the same issue.

    Regards,

    Sharath

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