Error Page Exception

SRVE0260E: The server cannot use the error page specified for your application to handle the Original Exception printed below.

Original Exception:

Error Message: java.util.ConcurrentModificationException
Error Code: 500
Target Servlet:
Error Stack:
java.util.ConcurrentModificationException
     at java.util.LinkedList$LinkIterator.remove(LinkedList.java:167)
     at java.util.LinkedList.removeOneOccurrence(LinkedList.java:849)
     at java.util.LinkedList.removeFirstOccurrenceImpl(LinkedList.java:842)
     at java.util.LinkedList.remove(LinkedList.java:675)
     at org.apache.taglibs.cache.LRUCache.noteUsed(LRUCache.java:219)
     at org.apache.taglibs.cache.LRUCache.get(LRUCache.java:130)
     at org.apache.taglibs.cache.CacheTag.doStartTag(CacheTag.java:54)
     at com.ibm._jsp._MenuItemCount._jspService(_MenuItemCount.java:200)
     at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:120)
     at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
     at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1661)
     at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1602)
     at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:113)
     at com.ibm.ws.webcontainer.filter.WebAppFilterChain._doFilter(WebAppFilterChain.java:80)
     at com.ibm.ws.webcontainer.filter.WebAppFilterManager.doFilter(WebAppFilterManager.java:908)
     at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:939)
     at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:507)
     at com.ibm.ws.webcontainer.servlet.ServletWrapperImpl.handleRequest(ServletWrapperImpl.java:181)
     at com.ibm.wsspi.webcontainer.servlet.GenericServletWrapper.handleRequest(GenericServletWrapper.java:121)
     at com.ibm.ws.jsp.webcontainerext.AbstractJSPExtensionServletWrapper.handleRequest(AbstractJSPExtensionServletWrapper.java:259)
     at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.include(WebAppRequestDispatcher.java:732)
     at org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:1045)
     at org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:1006)
     at com.ibm._jsp._DynamicMenu._jspService(_DynamicMenu.java:193)
     at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:120)
     at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
     at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1661)
     at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1602)
     at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:113)
     at com.ibm.ws.webcontainer.filter.WebAppFilterChain._doFilter(WebAppFilterChain.java:80)
     at com.ibm.ws.webcontainer.filter.WebAppFilterManager.doFilter(WebAppFilterManager.java:908)
     at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:939)
     at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:507)
     at com.ibm.ws.webcontainer.servlet.ServletWrapperImpl.handleRequest(ServletWrapperImpl.java:181)
     at com.ibm.wsspi.webcontainer.servlet.GenericServletWrapper.handleRequest(GenericServletWrapper.java:121)
     at com.ibm.ws.jsp.webcontainerext.AbstractJSPExtensionServletWrapper.handleRequest(AbstractJSPExtensionServletWrapper.java:259)
     at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.include(WebAppRequestDispatcher.java:732)
     at org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:1045)
     at org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:1006)
     at com.ibm._jsp._Login._jspService(_Login.java:1219)
     at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:120)
     at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
     at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1661)
     at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1602)
     at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:149)
     at com.intentia.iec.http.EntryPageFilter.doFilter(EntryPageFilter.java:53)
     at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:190)
     at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:125)
     at org.owasp.csrfguard.CSRFGuardFilter.doFilter(CSRFGuardFilter.java:70)
     at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:190)
     at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:125)
     at com.intentia.iec.http.SetEncodingFilter.doFilter(SetEncodingFilter.java:55)
     at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:190)
     at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:125)
     at com.ibm.ws.webcontainer.filter.WebAppFilterChain._doFilter(WebAppFilterChain.java:80)
     at com.ibm.ws.webcontainer.filter.WebAppFilterManager.doFilter(WebAppFilterManager.java:908)
     at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:939)
     at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:507)
     at com.ibm.ws.webcontainer.servlet.ServletWrapperImpl.handleRequest(ServletWrapperImpl.java:181)
     at com.ibm.wsspi.webcontainer.servlet.GenericServletWrapper.handleRequest(GenericServletWrapper.java:121)
     at com.ibm.ws.jsp.webcontainerext.AbstractJSPExtensionServletWrapper.handleRequest(AbstractJSPExtensionServletWrapper.java:259)
     at com.ibm.ws.webcontainer.servlet.CacheServletWrapper.handleRequest(CacheServletWrapper.java:91)
     at com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java:878)
     at com.ibm.ws.webcontainer.WSWebContainer.handleRequest(WSWebContainer.java:1592)
     at com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.java:191)
     at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.java:453)
     at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewRequest(HttpInboundLink.java:515)
     at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.processRequest(HttpInboundLink.java:306)
     at com.ibm.ws.http.channel.inbound.impl.HttpICLReadCallback.complete(HttpICLReadCallback.java:84)
     at com.ibm.ws.tcp.channel.impl.AioReadCompletionListener.futureCompleted(AioReadCompletionListener.java:175)
     at com.ibm.io.async.AbstractAsyncFuture.invokeCallback(AbstractAsyncFuture.java:217)
     at com.ibm.io.async.AsyncChannelFuture.fireCompletionActions(AsyncChannelFuture.java:161)
     at com.ibm.io.async.AsyncFuture.completed(AsyncFuture.java:138)
     at com.ibm.io.async.ResultHandler.complete(ResultHandler.java:204)
     at com.ibm.io.async.ResultHandler.runEventProcessingLoop(ResultHandler.java:775)
     at com.ibm.io.async.ResultHandler$2.run(ResultHandler.java:905)
     at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1656)
    

Error Page Exception:

Error Message: java.lang.IllegalStateException: The following session is not valid! aFh7RaCgoxkGn51ZNUDfXyd
Error Code: 0
Target Servlet:
Error Stack:
java.lang.IllegalStateException: The following session is not valid! aFh7RaCgoxkGn51ZNUDfXyd
     at com.ibm.ws.session.http.HttpSessionImpl.getAttribute(HttpSessionImpl.java:191)
     at com.ibm.ws.session.SessionData.getSessionValue(SessionData.java:306)
     at com.ibm.ws.session.SessionData.getAttribute(SessionData.java:162)
     at com.ibm.ws.session.HttpSessionFacade.getAttribute(HttpSessionFacade.java:139)
     at com.intentia.iec.http.JspBase.oIacSession(JspBase.java:409)
     at com.intentia.iec.http.JspBase.sIacSession(JspBase.java:441)
     at com.ibm._jsp._SelectLanguage._jspService(_SelectLanguage.java:289)
     at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:120)
     at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
     at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1661)
     at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1602)
     at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:113)
     at com.ibm.ws.webcontainer.filter.WebAppFilterChain._doFilter(WebAppFilterChain.java:80)
     at com.ibm.ws.webcontainer.filter.WebAppFilterManager.doFilter(WebAppFilterManager.java:908)
     at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:939)
     at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:507)
     at com.ibm.ws.webcontainer.servlet.ServletWrapperImpl.handleRequest(ServletWrapperImpl.java:181)
     at com.ibm.wsspi.webcontainer.servlet.GenericServletWrapper.handleRequest(GenericServletWrapper.java:121)
     at com.ibm.ws.jsp.webcontainerext.AbstractJSPExtensionServletWrapper.handleRequest(AbstractJSPExtensionServletWrapper.java:259)
     at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.include(WebAppRequestDispatcher.java:732)
     at org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:1045)
     at org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:1006)
     at com.ibm._jsp._Login._jspService(_Login.java:2087)
     at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:120)
     at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
     at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1661)
     at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1602)
     at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:149)
     at com.intentia.iec.http.EntryPageFilter.doFilter(EntryPageFilter.java:53)
     at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:190)
     at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:125)
     at org.owasp.csrfguard.CSRFGuardFilter.doFilter(CSRFGuardFilter.java:70)
     at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:190)
     at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:125)
     at com.intentia.iec.http.SetEncodingFilter.doFilter(SetEncodingFilter.java:55)
     at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:190)
     at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:125)
     at com.ibm.ws.webcontainer.filter.WebAppFilterChain._doFilter(WebAppFilterChain.java:80)
     at com.ibm.ws.webcontainer.filter.WebAppFilterManager.doFilter(WebAppFilterManager.java:908)
     at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:939)
     at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:507)
     at com.ibm.ws.webcontainer.servlet.ServletWrapperImpl.handleRequest(ServletWrapperImpl.java:181)
     at com.ibm.wsspi.webcontainer.servlet.GenericServletWrapper.handleRequest(GenericServletWrapper.java:121)
     at com.ibm.ws.jsp.webcontainerext.AbstractJSPExtensionServletWrapper.handleRequest(AbstractJSPExtensionServletWrapper.java:259)
     at com.ibm.ws.webcontainer.servlet.CacheServletWrapper.handleRequest(CacheServletWrapper.java:91)
     at com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java:878)
     at com.ibm.ws.webcontainer.WSWebContainer.handleRequest(WSWebContainer.java:1592)
     at com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.java:191)
     at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.java:453)
     at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewRequest(HttpInboundLink.java:515)
     at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.processRequest(HttpInboundLink.java:306)
     at com.ibm.ws.http.channel.inbound.impl.HttpICLReadCallback.complete(HttpICLReadCallback.java:84)
     at com.ibm.ws.tcp.channel.impl.AioReadCompletionListener.futureCompleted(AioReadCompletionListener.java:175)
     at com.ibm.io.async.AbstractAsyncFuture.invokeCallback(AbstractAsyncFuture.java:217)
     at com.ibm.io.async.AsyncChannelFuture.fireCompletionActions(AsyncChannelFuture.java:161)
     at com.ibm.io.async.AsyncFuture.completed(AsyncFuture.java:138)
     at com.ibm.io.async.ResultHandler.complete(ResultHandler.java:204)
     at com.ibm.io.async.ResultHandler.runEventProcessingLoop(ResultHandler.java:775)
     at com.ibm.io.async.ResultHandler$2.run(ResultHandler.java:905)
     at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1656)