gretty stacktrace

25/09/2014 16:53:54 ERROR o.s.web.context.ContextLoader - Context initialization failed
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'com.novadart.indexer.text.ir.LuceneGatewayImpl#0': Invocation of init method failed; nested exception is java.lang.IllegalArgumentException: com.novadart.indexer.domain.News is not an indexed entity or a subclass of an indexed entity
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor.postProcessBeforeInitialization(InitDestroyAnnotationBeanPostProcessor.java:133) ~[spring-beans-3.2.8.RELEASE.jar:3.2.8.RELEASE]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyBeanPostProcessorsBeforeInitialization(AbstractAutowireCapableBeanFactory.java:396) ~[spring-beans-3.2.8.RELEASE.jar:3.2.8.RELEASE]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1505) ~[spring-beans-3.2.8.RELEASE.jar:3.2.8.RELEASE]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:521) ~[spring-beans-3.2.8.RELEASE.jar:3.2.8.RELEASE]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:458) ~[spring-beans-3.2.8.RELEASE.jar:3.2.8.RELEASE]
	at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:296) ~[spring-beans-3.2.8.RELEASE.jar:3.2.8.RELEASE]
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:223) ~[spring-beans-3.2.8.RELEASE.jar:3.2.8.RELEASE]
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:293) ~[spring-beans-3.2.8.RELEASE.jar:3.2.8.RELEASE]
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:194) ~[spring-beans-3.2.8.RELEASE.jar:3.2.8.RELEASE]
  t org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:628) ~[spring-beans-3.2.8.RELEASE.jar:3.2.8.RELEASE]
	at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:932) ~[spring-context-3.2.8.RELEASE.jar:3.2.8.RELEASE]
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:479) ~[spring-context-3.2.8.RELEASE.jar:3.2.8.RELEASE]
	at org.springframework.web.context.ContextLoader.configureAndRefreshWebApplicationContext(ContextLoader.java:410) ~[spring-web-3.2.8.RELEASE.jar:3.2.8.RELEASE]
	at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:306) ~[spring-web-3.2.8.RELEASE.jar:3.2.8.RELEASE]
	at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:112) [spring-web-3.2.8.RELEASE.jar:3.2.8.RELEASE]
	at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4973) [tomcat-embed-core-7.0.54.jar:7.0.54]
	at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5467) [tomcat-embed-core-7.0.54.jar:7.0.54]
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) [tomcat-embed-core-7.0.54.jar:7.0.54]
	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1559) [tomcat-embed-core-7.0.54.jar:7.0.54]
	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1549) [tomcat-embed-core-7.0.54.jar:7.0.54]
	at java.util.concurrent.FutureTask.run(FutureTask.java:262) [na:1.7.0_65]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) [na:1.7.0_65]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) [na:1.7.0_65]
	at java.lang.Thread.run(Thread.java:745) [na:1.7.0_65]
Caused by: java.lang.IllegalArgumentException: com.novadart.indexer.domain.News is not an indexed entity or a subclass of an indexed entity
	at org.hibernate.search.impl.MassIndexerImpl.toRootEntities(MassIndexerImpl.java:102) ~[hibernate-search-orm-5.0.0.Alpha1.jar:5.0.0.Alpha1]
	at org.hibernate.search.impl.MassIndexerImpl.<init>(MassIndexerImpl.java:74) ~[hibernate-search-orm-5.0.0.Alpha1.jar:5.0.0.Alpha1]
	at org.hibernate.search.impl.DefaultMassIndexerFactory.createMassIndexer(DefaultMassIndexerFactory.java:47) ~[hibernate-search-orm-5.0.0.Alpha1.jar:5.0.0.Alpha1]
	at org.hibernate.search.impl.FullTextSessionImpl.createIndexer(FullTextSessionImpl.java:176) ~[hibernate-search-orm-5.0.0.Alpha1.jar:5.0.0.Alpha1]
	at org.hibernate.search.jpa.impl.FullTextEntityManagerImpl.createIndexer(FullTextEntityManagerImpl.java:349) ~[hibernate-search-orm-5.0.0.Alpha1.jar:5.0.0.Alpha1]
	at com.novadart.indexer.text.ir.LuceneGatewayImpl.reindex(Retrieval.scala:64) ~[main/:na]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.7.0_65]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) ~[na:1.7.0_65]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.7.0_65]
	at java.lang.reflect.Method.invoke(Method.java:606) ~[na:1.7.0_65]
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleElement.invoke(InitDestroyAnnotationBeanPostProcessor.java:344) ~[spring-beans-3.2.8.RELEASE.jar:3.2.8.RELEASE]
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleMetadata.invokeInitMethods(InitDestroyAnnotationBeanPostProcessor.java:295) ~[spring-beans-3.2.8.RELEASE.jar:3.2.8.RELEASE]
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor.postProcessBeforeInitialization(InitDestroyAnnotationBeanPostProcessor.java:130) ~[spring-beans-3.2.8.RELEASE.jar:3.2.8.RELEASE]
	... 23 common frames omitted