Getting java.lang.NoClassDefFoundError: com.google.gwt.user.server.rpc.RemoteServiceServlet

[hihiren1]

Hi,

We have upgraded gwt 2.6.1. We have resolved all the deprecation warnings which came due to gwt upgrade.

Following is the stack trace of the problem.
[9/11/14 10:45:52:489 IST] 00000041 annotation    W com.ibm.ws.webcontainer.annotation.WASAnnotationHelper collectClasses SRVE8000W: Skipped class that failed to initialize for annotation scanning.
                                 java.lang.NoClassDefFoundError: com.google.gwt.user.server.rpc.RemoteServiceServlet
    at com.ibm.ws.classloader.CompoundClassLoader._defineClass(CompoundClassLoader.java:853)
    at com.ibm.ws.classloader.CompoundClassLoader.localFindClass(CompoundClassLoader.java:763)
    at com.ibm.ws.classloader.CompoundClassLoader.loadClass(CompoundClassLoader.java:586)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:707)
    at java.lang.Class.forNameImpl(Native Method)
    at java.lang.Class.forName(Class.java:224)
    at com.ibm.ws.webcontainer.annotation.WASAnnotationHelper.loadClass(WASAnnotationHelper.java:771)
    at com.ibm.ws.webcontainer.annotation.WASAnnotationHelper.collectClasses(WASAnnotationHelper.java:194)
    at com.ibm.ws.webcontainer.annotation.WASAnnotationHelper.<init>(WASAnnotationHelper.java:149)
    at com.ibm.ws.webcontainer.annotation.WASAnnotationHelperManager.getAnnotationHelper(WASAnnotationHelperManager.java:63)
    at com.ibm.ws.webcontainer.metadata.WebMetaDataFactory.handOffReferenceData(WebMetaDataFactory.java:440)
    at com.ibm.ws.webcontainer.metadata.WebMetaDataFactory.createMetaData(WebMetaDataFactory.java:413)
    at com.ibm.ws.runtime.component.MetaDataMgrImpl.createMetaDataFromFactories(MetaDataMgrImpl.java:228)
    at com.ibm.ws.runtime.component.MetaDataMgrImpl.createMetaData(MetaDataMgrImpl.java:411)
    at com.ibm.ws.runtime.component.DeployedModuleImpl.start(DeployedModuleImpl.java:631)
    at com.ibm.ws.runtime.component.DeployedApplicationImpl.start(DeployedApplicationImpl.java:968)
    at com.ibm.ws.runtime.component.ApplicationMgrImpl.startApplication(ApplicationMgrImpl.java:774)
    at com.ibm.ws.runtime.component.ApplicationMgrImpl.start(ApplicationMgrImpl.java:2182)
    at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.start(CompositionUnitMgrImpl.java:445)
    at com.ibm.ws.runtime.component.CompositionUnitImpl.start(CompositionUnitImpl.java:123)
    at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.start(CompositionUnitMgrImpl.java:388)
    at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.access$500(CompositionUnitMgrImpl.java:116)
    at com.ibm.ws.runtime.component.CompositionUnitMgrImpl$CUInitializer.run(CompositionUnitMgrImpl.java:994)
    at com.ibm.wsspi.runtime.component.WsComponentImpl$_AsynchInitializer.run(WsComponentImpl.java:502)
    at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1862)
Caused by: java.lang.ClassNotFoundException: com.google.gwt.user.server.rpc.RemoteServiceServlet
    at java.net.URLClassLoader.findClass(URLClassLoader.java:665)
    at com.ibm.ws.bootstrap.ExtClassLoader.findClass(ExtClassLoader.java:204)
    at java.lang.ClassLoader.loadClassHelper(ClassLoader.java:760)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:737)
    at com.ibm.ws.bootstrap.ExtClassLoader.loadClass(ExtClassLoader.java:119)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:707)
    at com.ibm.ws.classloader.ProtectionClassLoader.loadClass(ProtectionClassLoader.java:62)
    at com.ibm.ws.classloader.ProtectionClassLoader.loadClass(ProtectionClassLoader.java:58)
    at com.ibm.ws.classloader.CompoundClassLoader.loadClass(CompoundClassLoader.java:584)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:707)
    at com.ibm.ws.classloader.CompoundClassLoader.loadClass(CompoundClassLoader.java:584)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:707)
    at java.lang.ClassLoader.defineClassImpl(Native Method)
    at java.lang.ClassLoader.defineClass(ClassLoader.java:306)
    at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:154)
    ... 25 more

[9/11/14 10:45:52:501 IST] 00000041 annotation    W com.ibm.ws.webcontainer.annotation.WASAnnotationHelper collectClasses SRVE8000W: Skipped class that failed to initialize for annotation scanning.
                                 java.lang.ClassNotFoundException: com.google.gwt.user.server.rpc.RemoteServiceServlet
    at java.lang.Class.forNameImpl(Native Method)
    at java.lang.Class.forName(Class.java:224)
    at com.ibm.ws.webcontainer.annotation.WASAnnotationHelper.loadClass(WASAnnotationHelper.java:771)
    at com.ibm.ws.webcontainer.annotation.WASAnnotationHelper.collectClasses(WASAnnotationHelper.java:194)
    at com.ibm.ws.webcontainer.annotation.WASAnnotationHelper.<init>(WASAnnotationHelper.java:149)
    at com.ibm.ws.webcontainer.annotation.WASAnnotationHelperManager.getAnnotationHelper(WASAnnotationHelperManager.java:63)
    at com.ibm.ws.webcontainer.metadata.WebMetaDataFactory.handOffReferenceData(WebMetaDataFactory.java:440)
    at com.ibm.ws.webcontainer.metadata.WebMetaDataFactory.createMetaData(WebMetaDataFactory.java:413)
    at com.ibm.ws.runtime.component.MetaDataMgrImpl.createMetaDataFromFactories(MetaDataMgrImpl.java:228)
    at com.ibm.ws.runtime.component.MetaDataMgrImpl.createMetaData(MetaDataMgrImpl.java:411)
    at com.ibm.ws.runtime.component.DeployedModuleImpl.start(DeployedModuleImpl.java:631)
    at com.ibm.ws.runtime.component.DeployedApplicationImpl.start(DeployedApplicationImpl.java:968)
    at com.ibm.ws.runtime.component.ApplicationMgrImpl.startApplication(ApplicationMgrImpl.java:774)
    at com.ibm.ws.runtime.component.ApplicationMgrImpl.start(ApplicationMgrImpl.java:2182)
    at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.start(CompositionUnitMgrImpl.java:445)
    at com.ibm.ws.runtime.component.CompositionUnitImpl.start(CompositionUnitImpl.java:123)
    at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.start(CompositionUnitMgrImpl.java:388)
    at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.access$500(CompositionUnitMgrImpl.java:116)
    at com.ibm.ws.runtime.component.CompositionUnitMgrImpl$CUInitializer.run(CompositionUnitMgrImpl.java:994)
    at com.ibm.wsspi.runtime.component.WsComponentImpl$_AsynchInitializer.run(WsComponentImpl.java:502)
    at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1862)

[9/11/14 10:45:52:542 IST] 00000041 FfdcProvider  W com.ibm.ws.ffdc.impl.FfdcProvider logIncident FFDC1003I: FFDC Incident emitted on /opt/IBM/WebSphere/AppServer/profiles/AppSrv01/logs/ffdc/server1_3944fce4_14.09.11_10.45.52.5343476648241388785721.txt com.ibm.ws.injectionengine.AbstractInjectionEngine.processXML 768
[9/11/14 10:45:52:542 IST] 00000041 AbstractInjec E   CWNEN0009E: The injection engine failed to process the XML code from the deployment descriptor due to the following error: java.lang.NoClassDefFoundError: com.google.gwt.user.server.rpc.RemoteServiceServlet
    at com.ibm.ws.classloader.CompoundClassLoader._defineClass(CompoundClassLoader.java:853)
    at com.ibm.ws.classloader.CompoundClassLoader.localFindClass(CompoundClassLoader.java:763)
    at com.ibm.ws.classloader.CompoundClassLoader.loadClass(CompoundClassLoader.java:586)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:707)
    at com.ibm.wsspi.injectionengine.InjectionBinding.loadClass(InjectionBinding.java:1699)
    at com.ibm.wsspi.injectionengine.InjectionBinding.addInjectionTarget(InjectionBinding.java:413)
    at com.ibm.ws.ejb.injection.processor.EJBProcessor.processXML(EJBProcessor.java:202)
    at com.ibm.ws.ejb.injection.processor.EJBProcessor.processXML(EJBProcessor.java:150)
    at com.ibm.ws.injectionengine.AbstractInjectionEngine.processXML(AbstractInjectionEngine.java:770)
    at com.ibm.ws.injectionengine.AbstractInjectionEngine.processInjectionMetaData(AbstractInjectionEngine.java:537)
    at com.ibm.ws.injectionengine.SharedInjectionEngineImpl.processInjectionMetaData(SharedInjectionEngineImpl.java:229)
    at com.ibm.ws.injectionengine.ReferenceContextImpl.processImpl(ReferenceContextImpl.java:789)
    at com.ibm.ws.injectionengine.ReferenceContextImpl.process(ReferenceContextImpl.java:390)
    at com.ibm.ws.webcontainer.webapp.WebAppImpl.populateJavaNameSpace(WebAppImpl.java:1112)
    at com.ibm.ws.webcontainer.webapp.WebAppImpl.initialize(WebAppImpl.java:328)
    at com.ibm.ws.webcontainer.webapp.WebGroupImpl.addWebApplication(WebGroupImpl.java:88)
    at com.ibm.ws.webcontainer.VirtualHostImpl.addWebApplication(VirtualHostImpl.java:169)
    at com.ibm.ws.webcontainer.WSWebContainer.addWebApp(WSWebContainer.java:749)
    at com.ibm.ws.webcontainer.WSWebContainer.addWebApplication(WSWebContainer.java:634)
    at com.ibm.ws.webcontainer.component.WebContainerImpl.install(WebContainerImpl.java:426)
    at com.ibm.ws.webcontainer.component.WebContainerImpl.start(WebContainerImpl.java:718)
    at com.ibm.ws.runtime.component.ApplicationMgrImpl.start(ApplicationMgrImpl.java:1175)
    at com.ibm.ws.runtime.component.DeployedApplicationImpl.fireDeployedObjectStart(DeployedApplicationImpl.java:1370)
    at com.ibm.ws.runtime.component.DeployedModuleImpl.start(DeployedModuleImpl.java:639)
    at com.ibm.ws.runtime.component.DeployedApplicationImpl.start(DeployedApplicationImpl.java:968)
    at com.ibm.ws.runtime.component.ApplicationMgrImpl.startApplication(ApplicationMgrImpl.java:774)
    at com.ibm.ws.runtime.component.ApplicationMgrImpl.start(ApplicationMgrImpl.java:2182)
    at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.start(CompositionUnitMgrImpl.java:445)
    at com.ibm.ws.runtime.component.CompositionUnitImpl.start(CompositionUnitImpl.java:123)
    at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.start(CompositionUnitMgrImpl.java:388)
    at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.access$500(CompositionUnitMgrImpl.java:116)
    at com.ibm.ws.runtime.component.CompositionUnitMgrImpl$CUInitializer.run(CompositionUnitMgrImpl.java:994)
    at com.ibm.wsspi.runtime.component.WsComponentImpl$_AsynchInitializer.run(WsComponentImpl.java:502)
    at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1862)
Caused by: java.lang.ClassNotFoundException: com.google.gwt.user.server.rpc.RemoteServiceServlet
    at java.net.URLClassLoader.findClass(URLClassLoader.java:665)
    at com.ibm.ws.bootstrap.ExtClassLoader.findClass(ExtClassLoader.java:204)
    at java.lang.ClassLoader.loadClassHelper(ClassLoader.java:760)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:737)
    at com.ibm.ws.bootstrap.ExtClassLoader.loadClass(ExtClassLoader.java:119)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:707)
    at com.ibm.ws.classloader.ProtectionClassLoader.loadClass(ProtectionClassLoader.java:62)
    at com.ibm.ws.classloader.ProtectionClassLoader.loadClass(ProtectionClassLoader.java:58)
    at com.ibm.ws.classloader.CompoundClassLoader.loadClass(CompoundClassLoader.java:584)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:707)
    at com.ibm.ws.classloader.CompoundClassLoader.loadClass(CompoundClassLoader.java:584)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:707)
    at java.lang.ClassLoader.defineClassImpl(Native Method)
    at java.lang.ClassLoader.defineClass(ClassLoader.java:306)
    at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:154)
    ... 34 more

[9/11/14 10:45:52:544 IST] 00000041 webapp        E com.ibm.ws.webcontainer.webapp.WebAppImpl populateJavaNameSpace SRVE8084E: An unexpected internal server error occurred while populating the namespace.
                                 com.ibm.wsspi.injectionengine.InjectionConfigurationException: Failed to process xml from Deployment Descriptor.
    at com.ibm.ws.injectionengine.AbstractInjectionEngine.processXML(AbstractInjectionEngine.java:787)
    at com.ibm.ws.injectionengine.AbstractInjectionEngine.processInjectionMetaData(AbstractInjectionEngine.java:537)
    at com.ibm.ws.injectionengine.SharedInjectionEngineImpl.processInjectionMetaData(SharedInjectionEngineImpl.java:229)
    at com.ibm.ws.injectionengine.ReferenceContextImpl.processImpl(ReferenceContextImpl.java:789)
    at com.ibm.ws.injectionengine.ReferenceContextImpl.process(ReferenceContextImpl.java:390)
    at com.ibm.ws.webcontainer.webapp.WebAppImpl.populateJavaNameSpace(WebAppImpl.java:1112)
    at com.ibm.ws.webcontainer.webapp.WebAppImpl.initialize(WebAppImpl.java:328)
    at com.ibm.ws.webcontainer.webapp.WebGroupImpl.addWebApplication(WebGroupImpl.java:88)
    at com.ibm.ws.webcontainer.VirtualHostImpl.addWebApplication(VirtualHostImpl.java:169)
    at com.ibm.ws.webcontainer.WSWebContainer.addWebApp(WSWebContainer.java:749)
    at com.ibm.ws.webcontainer.WSWebContainer.addWebApplication(WSWebContainer.java:634)
    at com.ibm.ws.webcontainer.component.WebContainerImpl.install(WebContainerImpl.java:426)
    at com.ibm.ws.webcontainer.component.WebContainerImpl.start(WebContainerImpl.java:718)
    at com.ibm.ws.runtime.component.ApplicationMgrImpl.start(ApplicationMgrImpl.java:1175)
    at com.ibm.ws.runtime.component.DeployedApplicationImpl.fireDeployedObjectStart(DeployedApplicationImpl.java:1370)
    at com.ibm.ws.runtime.component.DeployedModuleImpl.start(DeployedModuleImpl.java:639)
    at com.ibm.ws.runtime.component.DeployedApplicationImpl.start(DeployedApplicationImpl.java:968)
    at com.ibm.ws.runtime.component.ApplicationMgrImpl.startApplication(ApplicationMgrImpl.java:774)
    at com.ibm.ws.runtime.component.ApplicationMgrImpl.start(ApplicationMgrImpl.java:2182)
    at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.start(CompositionUnitMgrImpl.java:445)
    at com.ibm.ws.runtime.component.CompositionUnitImpl.start(CompositionUnitImpl.java:123)
    at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.start(CompositionUnitMgrImpl.java:388)
    at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.access$500(CompositionUnitMgrImpl.java:116)
    at com.ibm.ws.runtime.component.CompositionUnitMgrImpl$CUInitializer.run(CompositionUnitMgrImpl.java:994)
    at com.ibm.wsspi.runtime.component.WsComponentImpl$_AsynchInitializer.run(WsComponentImpl.java:502)
    at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1862)
Caused by: java.lang.NoClassDefFoundError: com.google.gwt.user.server.rpc.RemoteServiceServlet
    at com.ibm.ws.classloader.CompoundClassLoader._defineClass(CompoundClassLoader.java:853)
    at com.ibm.ws.classloader.CompoundClassLoader.localFindClass(CompoundClassLoader.java:763)
    at com.ibm.ws.classloader.CompoundClassLoader.loadClass(CompoundClassLoader.java:586)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:707)
    at com.ibm.wsspi.injectionengine.InjectionBinding.loadClass(InjectionBinding.java:1699)
    at com.ibm.wsspi.injectionengine.InjectionBinding.addInjectionTarget(InjectionBinding.java:413)
    at com.ibm.ws.ejb.injection.processor.EJBProcessor.processXML(EJBProcessor.java:202)
    at com.ibm.ws.ejb.injection.processor.EJBProcessor.processXML(EJBProcessor.java:150)
    at com.ibm.ws.injectionengine.AbstractInjectionEngine.processXML(AbstractInjectionEngine.java:770)
    ... 25 more
Caused by: java.lang.ClassNotFoundException: com.google.gwt.user.server.rpc.RemoteServiceServlet
    at java.net.URLClassLoader.findClass(URLClassLoader.java:665)
    at com.ibm.ws.bootstrap.ExtClassLoader.findClass(ExtClassLoader.java:204)
    at java.lang.ClassLoader.loadClassHelper(ClassLoader.java:760)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:737)
    at com.ibm.ws.bootstrap.ExtClassLoader.loadClass(ExtClassLoader.java:119)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:707)
    at com.ibm.ws.classloader.ProtectionClassLoader.loadClass(ProtectionClassLoader.java:62)
    at com.ibm.ws.classloader.ProtectionClassLoader.loadClass(ProtectionClassLoader.java:58)
    at com.ibm.ws.classloader.CompoundClassLoader.loadClass(CompoundClassLoader.java:584)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:707)
    at com.ibm.ws.classloader.CompoundClassLoader.loadClass(CompoundClassLoader.java:584)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:707)
    at java.lang.ClassLoader.defineClassImpl(Native Method)
    at java.lang.ClassLoader.defineClass(ClassLoader.java:306)
    at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:154)
    ... 34 more

Can someone please help what we can do?

Regards,
Hiren

[Thomas Broyer]

Do you have a gwt-servlet JAR in your webapp's WEB-INF/lib?

If not, look no further.

[hihiren1]

Thank you Thomas for reply.

Issue was resolved after removing gwt-unitCache directory.

Regards,
Hiren