【发布时间】：2016-02-23 20:43:29
【问题描述】：
我在部署 portlet 时遇到此错误。
Feb 24, 2016 10:19:39 AM org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deployment of web application directory E:\Temp_Vinita\runtime\liferay-portal-6.2-ce-ga6\tomcat-7.0.62\webapps\Demo_RBMS-portlet has finished in 3,024 ms
10:19:41,993 ERROR [RuntimePageImpl-4][PortletContextFactory:77] Portlet demomoveinput_WAR_Demo_RBMSportlet has a null portlet bag
10:19:41,993 ERROR [RuntimePageImpl-2][PortletContextFactory:77] Portlet addfacilities_WAR_Demo_RBMSportlet has a null portlet bag
10:19:41,996 ERROR [RuntimePageImpl-9][PortletContextFactory:77] Portlet addroom_WAR_Demo_RBMSportlet has a null portlet bag
10:19:41,997 ERROR [RuntimePageImpl-6][PortletContextFactory:77] Portlet Demo_RBMS_WAR_Demo_RBMSportlet has a null portlet bag
Feb 24, 2016 10:19:42 AM org.apache.catalina.core.ApplicationDispatcher invoke
SEVERE: Servlet.service() for servlet jsp threw exception
java.lang.NullPointerException
at com.liferay.portlet.PortletContextFactory._create(PortletContextFactory.java:84)
at com.liferay.portlet.PortletContextFactory.create(PortletContextFactory.java:40)
at com.liferay.portlet.PortletConfigFactoryImpl.create(PortletConfigFactoryImpl.java:56)
at com.liferay.portlet.PortletConfigFactoryUtil.create(PortletConfigFactoryUtil.java:32)
at org.apache.jsp.html.portal.render_005fportlet_jsp._jspService(render_005fportlet_jsp.java:595)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
at com.liferay.portal.servlet.DirectRequestDispatcher.include(DirectRequestDispatcher.java:57)
at com.liferay.portal.servlet.ClassLoaderRequestDispatcherWrapper.doDispatch(ClassLoaderRequestDispatcherWrapper.java:78)
at com.liferay.portal.servlet.ClassLoaderRequestDispatcherWrapper.include(ClassLoaderRequestDispatcherWrapper.java:53)
at com.liferay.portlet.PortletContainerImpl._doRender(PortletContainerImpl.java:638)
at com.liferay.portlet.PortletContainerImpl.render(PortletContainerImpl.java:135)
at com.liferay.portlet.SecurityPortletContainerWrapper.render(SecurityPortletContainerWrapper.java:141)
at com.liferay.portlet.RestrictPortletContainerWrapper.render(RestrictPortletContainerWrapper.java:126)
at com.liferay.portal.kernel.portlet.PortletContainerUtil.render(PortletContainerUtil.java:156)
at com.liferay.portal.layoutconfiguration.util.PortletRenderer._render(PortletRenderer.java:125)
at com.liferay.portal.layoutconfiguration.util.PortletRenderer.access$4(PortletRenderer.java:107)
at com.liferay.portal.layoutconfiguration.util.PortletRenderer$PortletRendererCallable.doCall(PortletRenderer.java:180)
at com.liferay.portal.layoutconfiguration.util.PortletRenderer$PortletRendererCallable.doCall(PortletRenderer.java:1)
at com.liferay.portal.kernel.executor.CopyThreadLocalCallable.call(CopyThreadLocalCallable.java:69)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
at com.liferay.portal.kernel.concurrent.ThreadPoolExecutor$WorkerTask._runTask(ThreadPoolExecutor.java:682)
at com.liferay.portal.kernel.concurrent.ThreadPoolExecutor$WorkerTask.run(ThreadPoolExecutor.java:593)
at java.lang.Thread.run(Thread.java:745)
我尝试重新启动我的 Tomcat 服务器，也尝试在新服务器上运行它，但没有任何反应。
【问题讨论】：