I see an exception from logs no clue what is the cause of this
2011-07-05 14:05:03,046 [[ACTIVE] ExecuteThread: '21' for queue:
'weblogic.kernel.Default (self-tuning)'] ERROR
org.apache.wicket.RequestCycle -
java.lang.NullPointerException
at java.io.FilterInputStream.close(FilterInputStream.java:155)
at
weblogic.utils.zip.SafeZipFileInputStream.close(SafeZipFileInputStream.java:37)
at org.apache.wicket.util.io.Connections.close(Connections.java:113)
at
org.apache.wicket.util.io.Connections.getLastModified(Connections.java:73)
at
org.apache.wicket.util.resource.UrlResourceStream.lastModifiedTime(UrlResourceStream.java:223)
at
org.apache.wicket.markup.html.PackageResource.getResourceStream(PackageResource.java:607)
at
org.apache.wicket.markup.html.PackageResource.getResourceStream(PackageResource.java:565)
at org.apache.wicket.Resource.init(Resource.java:213)
at org.apache.wicket.Resource.onResourceRequested(Resource.java:117)
at
org.apache.wicket.request.target.resource.SharedResourceRequestTarget.respond(SharedResourceRequestTarget.java:213)
at
org.apache.wicket.request.AbstractRequestCycleProcessor.respond(AbstractRequestCycleProcessor.java:105)
at
org.apache.wicket.RequestCycle.processEventsAndRespond(RequestCycle.java:1258)
at org.apache.wicket.RequestCycle.step(RequestCycle.java:1329)
at org.apache.wicket.RequestCycle.steps(RequestCycle.java:1436)
at org.apache.wicket.RequestCycle.request(RequestCycle.java:545)
at
org.apache.wicket.protocol.http.WicketFilter.doGet(WicketFilter.java:484)
at
org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:317)
at
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:265)
at
org.acegisecurity.context.HttpSessionContextIntegrationFilter.doFilter(HttpSessionContextIntegrationFilter.java:249)
at
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:275)
at
org.acegisecurity.util.FilterChainProxy.doFilter(FilterChainProxy.java:149)
at
org.acegisecurity.util.FilterToBeanProxy.doFilter(FilterToBeanProxy.java:98)
at
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at
org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:198)
at
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
at
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at
weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.doIt(WebAppServletContext.java:3684)
at
weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3650)
at
weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
at
weblogic.security.service.SecurityManager.runAs(SecurityManager.java:121)
at
weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2268)
at
weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2174)
at
weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1446)
at weblogic.work.ExecuteThread.execute(ExecuteThread.java:201)
at weblogic.work.ExecuteThread.run(ExecuteThread.java:173)
any suggestion what might have caused this ?
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