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java.lang.NullPointerException: null	at org.zkoss.spring.bean.ZkComponentFactoryBean.getObject0(ZkComponentFactoryBean.java:129)	at org.zkoss.spring.bean.ZkComponentFactoryBean.getObjectType(ZkComponentFactoryBean.java:173)	at org.springframework.beans.factory.support.FactoryBeanRegistrySupport.getTypeForFactoryBean(FactoryBeanRegistrySupport.java:65)	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.getTypeForFactoryBean(AbstractAutowireCapableBeanFactory.java:715)	at org.springframework.beans.factory.support.AbstractBeanFactory.isTypeMatch(AbstractBeanFactory.java:519)	at org.springframework.beans.factory.support.DefaultListableBeanFactory.doGetBeanNamesForType(DefaultListableBeanFactory.java:342)	at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeanNamesForType(DefaultListableBeanFactory.java:320)	at org.springframework.beans.factory.BeanFactoryUtils.beanNamesForTypeIncludingAncestors(BeanFactoryUtils.java:187)	at org.springframework.beans.factory.support.DefaultListableBeanFactory.findAutowireCandidates(DefaultListableBeanFactory.java:861)	at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:818)	at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:735)	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:484)	at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:92)	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessPropertyValues(AutowiredAnnotationBeanPostProcessor.java:284)	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1118)	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:519)	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:458)	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:313)	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:197)	at org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1102)	at com.avanon.pmodel.gui.zk.PMUIDesktopContextCtrl.init(PMUIDesktopContextCtrl.java:92)	at org.zkoss.zk.ui.util.Configuration.invokeDesktopInits(Configuration.java:829)	at org.zkoss.zk.ui.impl.DesktopImpl.(DesktopImpl.java:257)	at org.zkoss.zk.ui.impl.AbstractUiFactory.newDesktop(AbstractUiFactory.java:85)	at org.zkoss.spring.bean.ZkSpringUiFactory.newDesktop(ZkSpringUiFactory.java:126)	at org.zkoss.zk.ui.http.WebManager.newDesktop(WebManager.java:480)	at org.zkoss.zk.ui.http.WebManager.getDesktop(WebManager.java:461)	at org.zkoss.zk.ui.http.DHtmlLayoutServlet.process(DHtmlLayoutServlet.java:186)	at org.zkoss.zk.ui.http.DHtmlLayoutServlet.doGet(DHtmlLayoutServlet.java:135)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:707)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)	at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:547)	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:481)	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:119)	at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:520)	at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:227)	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:940)	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:409)	at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:186)	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:874)	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:117)	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:110)	at org.eclipse.jetty.server.Server.handle(Server.java:349)	at org.eclipse.jetty.server.HttpConnection.handleRequest(HttpConnection.java:441)	at org.eclipse.jetty.server.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:904)	at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:565)	at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:217)	at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:46)	at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:545)	at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:43)	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:598)	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:533)	at java.lang.Thread.run(Thread.java:662)