Erro ws

Alguem sabe o que pode ser este erro?

oracle.eclipse.tools.webservices.compiler.InvalidWebServiceException: CieloWebServicesImpl.java has errors.
	at oracle.eclipse.tools.webservices.compiler.InvalidWebServiceException$InvalidServiceReason.exception(InvalidWebServiceException.java:34)
	at oracle.eclipse.tools.webservices.common.compiler.WebServiceCompilerImpl.addWebService(WebServiceCompilerImpl.java:153)
	at oracle.eclipse.tools.webservices.common.compiler.WebServiceCompilerFactory.forProject(WebServiceCompilerFactory.java:68)
	at oracle.eclipse.tools.webservices.common.compiler.WebServiceProjectCompilerImpl.build0(WebServiceProjectCompilerImpl.java:122)
	at oracle.eclipse.tools.webservices.common.compiler.WebServiceProjectCompilerImpl.access$000(WebServiceProjectCompilerImpl.java:53)
	at oracle.eclipse.tools.webservices.common.compiler.WebServiceProjectCompilerImpl$1.run(WebServiceProjectCompilerImpl.java:82)
	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1800)
	at oracle.eclipse.tools.webservices.common.compiler.WebServiceProjectCompilerImpl.build(WebServiceProjectCompilerImpl.java:100)
	at oracle.eclipse.tools.webservices.publish.WebServiceProjectPublishTask$WebServicesBuildOperation.processWebServices(WebServiceProjectPublishTask.java:164)
	at oracle.eclipse.tools.webservices.publish.WebServiceProjectPublishTask$WebServicePublishOperation.processWebModule(WebServiceProjectPublishTask.java:127)
	at oracle.eclipse.tools.weblogic.server.model.WeblogicWebPublishOperation.processRootChildModule(WeblogicWebPublishOperation.java:127)
	at oracle.eclipse.tools.weblogic.server.model.WeblogicWebPublishOperation.processRootModule(WeblogicWebPublishOperation.java:93)
	at oracle.eclipse.tools.weblogic.server.model.WeblogicPublishOperation.execute(WeblogicPublishOperation.java:92)
	at oracle.eclipse.tools.weblogic.server.internal.WeblogicServerBehaviour.performTasks(WeblogicServerBehaviour.java:1203)
	at oracle.eclipse.tools.weblogic.server.internal.WeblogicServerBehaviour.publishToServer(WeblogicServerBehaviour.java:760)
	at oracle.eclipse.tools.weblogic.server.internal.WeblogicServerBehaviour.publishOnce(WeblogicServerBehaviour.java:623)
	at oracle.eclipse.tools.weblogic.server.internal.WeblogicServerBehaviour.publish(WeblogicServerBehaviour.java:516)
	at org.eclipse.wst.server.core.model.ServerBehaviourDelegate.publish(ServerBehaviourDelegate.java:708)
	at org.eclipse.wst.server.core.internal.Server.publishImpl(Server.java:2731)
	at org.eclipse.wst.server.core.internal.Server$PublishJob.run(Server.java:278)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
Caused by: java.lang.NullPointerException
	at oracle.eclipse.tools.webservices.common.compiler.WlwMirrorClassBuilder.getASTNodeForCOWSrc(WlwMirrorClassBuilder.java:703)
	at oracle.eclipse.tools.webservices.common.compiler.WlwMirrorClassBuilder.populate(WlwMirrorClassBuilder.java:172)
	at com.bea.util.jam.internal.elements.ClassImpl.ensureLoaded(ClassImpl.java:716)
	at com.bea.util.jam.internal.elements.ClassImpl.getDeclaredMethods(ClassImpl.java:218)
	at com.bea.util.jam.internal.elements.ClassImpl.addMethodsRecursively(ClassImpl.java:701)
	at com.bea.util.jam.internal.elements.ClassImpl.addMethodsRecursively(ClassImpl.java:705)
	at com.bea.util.jam.internal.elements.ClassImpl.getMethods(ClassImpl.java:195)
	at com.bea.util.jam.visitor.PropertyInitializer.addProperties(PropertyInitializer.java:43)
	at com.bea.util.jam.visitor.PropertyInitializer.visit(PropertyInitializer.java:39)
	at com.bea.util.jam.visitor.CompositeMVisitor.visit(CompositeMVisitor.java:54)
	at com.bea.util.jam.internal.elements.ClassImpl.accept(ClassImpl.java:352)
	at com.bea.util.jam.visitor.TraversingMVisitor.visit(TraversingMVisitor.java:78)
	at com.bea.util.jam.internal.elements.ClassImpl.accept(ClassImpl.java:352)
	at com.bea.util.jam.internal.JamClassLoaderImpl.initialize(JamClassLoaderImpl.java:200)
	at com.bea.util.jam.internal.elements.ClassImpl.ensureLoaded(ClassImpl.java:721)
	at com.bea.util.jam.internal.elements.ClassImpl.getAnnotation(ClassImpl.java:385)
	at weblogic.wsee.tools.jws.decl.WebServiceDeclFactory.newInstance(WebServiceDeclFactory.java:53)
	at oracle.eclipse.tools.webservices.common.compiler.WebServiceCompilerImpl.addWebService(WebServiceCompilerImpl.java:150)
	... 19 more

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