persistenceExceptionTranslationPostProcessor error in .xml file

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'persistenceExceptionTranslationPostProcessor' defined in ServletContext resource [/WEB-INF/MCMTS-servlet.xml]: Initialization of bean failed; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sessionFactory' defined in ServletContext resource [/WEB-INF/MCMTS-servlet.xml]: Initialization of bean failed; nested exception is org.springframework.beans.TypeMismatchException: Failed to convert property value of type 'java.util.ArrayList' to required type 'java.lang.Class[]' for property 'annotatedClasses'; nested exception is java.lang.IllegalArgumentException: Cannot find class [com.compusense.mcmts.domain.State]
 org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:519)
 org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:450)
 org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:289)
 org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
 org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:286)
 org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:192)
 org.springframework.context.support.AbstractApplicationContext.registerBeanPostProcessors(AbstractApplicationContext.java:671)
 org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:401)
 org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:443)
 org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:459)
 org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext(FrameworkServlet.java:340)
 org.springframework.web.servlet.FrameworkServlet.initServletBean(FrameworkServlet.java:307)
 org.springframework.web.servlet.HttpServletBean.init(HttpServletBean.java:127)
 javax.servlet.GenericServlet.init(GenericServlet.java:158)
 org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:503)
 org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
 org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950)
 org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:421)
 org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1070)
 org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:611)
 org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:314)
 java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
 java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
 org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
 java.lang.Thread.run(Unknown Source)