After our BI platform (BI4.1 sp4) works normally one day, the next day the platform will not able to do fine and we must restart tomcat. Before i restart tomcat, i need stop tomcat services, but "Apache Tomcat for BI 4" always keep the status "stopping". I must stop the services by window's task manager. I check the tomcat error logs stderr.log and find the below information:
SEVERE: Servlet.service() for servlet [equinoxbridgeservlet] in context with path [/BOE] threw exception
java.lang.RuntimeException: org.apache.jasper.JasperException: java.lang.NullPointerException: while trying to invoke the method com.businessobjects.swd.appcontext.CafAppWebSessionContext.getPreferredViewingLocale() of a null object returned from com.businessobjects.swd.appcontext.RequestInfo.getCafAppWebSessionContext()
at com.businessobjects.http.servlet.internal.BundlePathAwareServiceHandler.serviceHelper(BundlePathAwareServiceHandler.java:254)
at com.businessobjects.http.servlet.internal.BundlePathAwareServiceHandler.service(BundlePathAwareServiceHandler.java:197)
at com.businessobjects.http.servlet.internal.ProxyServlet.service(ProxyServlet.java:248)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:722)
at org.eclipse.equinox.servletbridge.BridgeServlet.service(BridgeServlet.java:220)
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 com.businessobjects.pinger.TimeoutManagerFilter.doFilter(TimeoutManagerFilter.java:168)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
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:99)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:929)
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:1002)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:585)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:310)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
at java.lang.Thread.run(Thread.java:761)
Caused by: org.apache.jasper.JasperException: java.lang.NullPointerException: while trying to invoke the method com.businessobjects.swd.appcontext.CafAppWebSessionContext.getPreferredViewingLocale() of a null object returned from com.businessobjects.swd.appcontext.RequestInfo.getCafAppWebSessionContext()
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:432)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:722)
at org.eclipse.equinox.jsp.jasper.JspServlet.service(JspServlet.java:121)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:722)
at com.businessobjects.http.servlet.internal.ServletRegistration.service(ServletRegistration.java:110)
at com.businessobjects.http.servlet.internal.ServletLastFilterChainElement.service(ServletLastFilterChainElement.java:30)
at com.businessobjects.http.servlet.internal.filter.FilterChainImpl.doFilter(FilterChainImpl.java:46)
at com.businessobjects.bip.core.web.boetrustguard.BOETrustPrepareFilter.doFilter(BOETrustPrepareFilter.java:35)
at com.businessobjects.http.servlet.internal.FilterRegistration.doFilter(FilterRegistration.java:72)
at com.businessobjects.http.servlet.internal.filter.FilterChainImpl.doFilter(FilterChainImpl.java:43)
at com.businessobjects.bip.core.web.supportabilty.TraceLogScopeFilter.doFilter(TraceLogScopeFilter.java:38)
at com.businessobjects.http.servlet.internal.FilterRegistration.doFilter(FilterRegistration.java:72)
at com.businessobjects.http.servlet.internal.filter.FilterChainImpl.doFilter(FilterChainImpl.java:43)
at com.businessobjects.sdk.actionfilter.WorkflowFilter.doFilter(WorkflowFilter.java:45)
at com.businessobjects.http.servlet.internal.FilterRegistration.doFilter(FilterRegistration.java:72)
at com.businessobjects.http.servlet.internal.filter.FilterChainImpl.doFilter(FilterChainImpl.java:43)
at com.businessobjects.bip.core.web.appcontext.RequestInitFilter.doFilter(RequestInitFilter.java:26)
at com.businessobjects.http.servlet.internal.FilterRegistration.doFilter(FilterRegistration.java:72)
at com.businessobjects.http.servlet.internal.filter.FilterChainImpl.doFilter(FilterChainImpl.java:43)
at com.businessobjects.http.servlet.internal.BundlePathAwareServiceHandler.serviceHelper(BundlePathAwareServiceHandler.java:235)
... 24 more