Configurar o arquivo ehcache.failsafe.xml

AVISO: No configuration found. Configuring ehcache from ehcache-failsafe.xml  found in the classpath: jar:file:/C:/Users/ltroca/Desktop/workspace/.metadata/.plugins/org.eclipse.wst.server.core/tmp4/wtpwebapps/LojaVirtual4/WEB-INF/lib/ehcache-core-2.5.1.jar!/ehcache-failsafe.xml
org.hibernate.MappingException: entity class not found: Cd
	at org.hibernate.mapping.PersistentClass.getMappedClass(PersistentClass.java:99)
	at org.hibernate.tuple.PropertyFactory.getGetter(PropertyFactory.java:166)
	at org.hibernate.tuple.PropertyFactory.buildIdentifierProperty(PropertyFactory.java:44)
	at org.hibernate.tuple.EntityMetamodel.<init>(EntityMetamodel.java:115)
	at org.hibernate.persister.entity.AbstractEntityPersister.<init>(AbstractEntityPersister.java:411)
	at org.hibernate.persister.entity.SingleTableEntityPersister.<init>(SingleTableEntityPersister.java:108)
	at org.hibernate.persister.PersisterFactory.createClassPersister(PersisterFactory.java:55)
	at org.hibernate.impl.SessionFactoryImpl.<init>(SessionFactoryImpl.java:217)
	at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1145)
	at com.s2.recurso.HibernateUtility.<clinit>(HibernateUtility.java:51)
	at com.s2.action.LinkLoadRegisterAction.execute(LinkLoadRegisterAction.java:26)
	at org.apache.struts.chain.commands.servlet.ExecuteAction.execute(ExecuteAction.java:58)
	at org.apache.struts.chain.commands.AbstractExecuteAction.execute(AbstractExecuteAction.java:67)
	at org.apache.struts.chain.commands.ActionCommandBase.execute(ActionCommandBase.java:51)
	at org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:191)
	at org.apache.commons.chain.generic.LookupCommand.execute(LookupCommand.java:305)
	at org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:191)
	at org.apache.struts.chain.ComposableRequestProcessor.process(ComposableRequestProcessor.java:283)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913)
	at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:449)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:621)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:722)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:224)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:169)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:168)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:98)
	at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:928)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407)
	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:987)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:539)
	at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:298)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.ClassNotFoundException: Cd
	at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1688)
	at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1533)
	at java.lang.Class.forName0(Native Method)
	at java.lang.Class.forName(Unknown Source)
	at org.hibernate.util.ReflectHelper.classForName(ReflectHelper.java:108)
	at org.hibernate.mapping.PersistentClass.getMappedClass(PersistentClass.java:96)
	... 37 more