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Java Application returns error

Olaolu Ayeni
Olaolu Ayeni Member Posts: 2
edited Jan 21, 2020 12:05PM in Java User Groups Discussions

Good day,

I am an application support personnel in my organization. I do support a PFM application written in java with oracle database at the backend.

An end user is attempting to submit a budget transfer from the application interface and error below appears;

Stack trace:

java.lang.NullPointerException

at eu.webmedia.pfm.common.user.service.impl.UserServiceImpl.filterUsersWithSettings(UserServiceImpl.java:259)

at eu.webmedia.pfm.common.user.service.impl.UserServiceImpl.sendWaitingApprovalUserMessage(UserServiceImpl.java:123)

at eu.webmedia.pfm.common.user.service.impl.UserServiceImpl$$FastClassByCGLIB$$f4d6138c.invoke(<generated>)

at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)

at org.springframework.aop.framework.Cglib2AopProxy$CglibMethodInvocation.invokeJoinpoint(Cglib2AopProxy.java:689)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)

at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)

at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:90)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)

at org.springframework.aop.framework.Cglib2AopProxy$DynamicAdvisedInterceptor.intercept(Cglib2AopProxy.java:622)

at eu.webmedia.pfm.common.user.service.impl.UserServiceImpl$$EnhancerByCGLIB$$ae16ac2e.sendWaitingApprovalUserMessage(<generated>)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

at java.lang.reflect.Method.invoke(Method.java:597)

at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:318)

at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)

at eu.webmedia.pfm.common.service.AuditInterceptor.invoke(AuditInterceptor.java:58)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)

at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)

at com.sun.proxy.$Proxy218.sendWaitingApprovalUserMessage(Unknown Source)

at eu.webmedia.pfm.common.user_application.service.impl.UserApplicationServiceImpl.sendNotificationMessages(UserApplicationServiceImpl.java:201)

at eu.webmedia.pfm.common.user_application.service.impl.UserApplicationServiceImpl.updateDocumentStatus(UserApplicationServiceImpl.java:87)

at eu.webmedia.pfm.common.user_application.service.impl.UserApplicationServiceImpl.updateDocumentStatus(UserApplicationServiceImpl.java:41)

at eu.webmedia.pfm.common.user_application.service.impl.UserApplicationServiceImpl$$FastClassByCGLIB$$ee75419f.invoke(<generated>)

at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)

at org.springframework.aop.framework.Cglib2AopProxy$CglibMethodInvocation.invokeJoinpoint(Cglib2AopProxy.java:689)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)

at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)

at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:90)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)

at org.springframework.aop.framework.Cglib2AopProxy$DynamicAdvisedInterceptor.intercept(Cglib2AopProxy.java:622)

at eu.webmedia.pfm.common.user_application.service.impl.UserApplicationServiceImpl$$EnhancerByCGLIB$$e72d7ff.updateDocumentStatus(<generated>)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

at java.lang.reflect.Method.invoke(Method.java:597)

at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:318)

at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)

at eu.webmedia.pfm.common.service.AuditInterceptor.invoke(AuditInterceptor.java:58)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)

at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)

at com.sun.proxy.$Proxy328.updateDocumentStatus(Unknown Source)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

at java.lang.reflect.Method.invoke(Method.java:597)

at eu.webmedia.pfm.common.spring.SpringBeanInvocationHandler.invoke(SpringBeanInvocationHandler.java:40)

at JavassistUtilsGenerated_68.updateDocumentStatus(JavassistUtilsGenerated_68.java)

at eu.webmedia.pfm.common.user_application.web.UserApplicationViewWidget$ValidateableStageHandler.onHandleStage(UserApplicationViewWidget.java:171)

at eu.webmedia.pfm.common.workflow.web.DocumentWorkflowHandlerWidget$1.onFinishMain(DocumentWorkflowHandlerWidget.java:278)

at eu.webmedia.pfm.common.framework.handler.CompositeHandler.onFinish(CompositeHandler.java:33)

at org.araneaframework.framework.container.StandardFlowContainerWidget.doFinish(StandardFlowContainerWidget.java:386)

at org.araneaframework.framework.container.StandardFlowContainerWidget$FinishClosure.execute(StandardFlowContainerWidget.java:657)

at org.araneaframework.framework.container.StandardFlowContainerWidget$StandardTransitionHandler.doTransition(StandardFlowContainerWidget.java:710)

at org.araneaframework.framework.container.StandardFlowContainerWidget.doTransition(StandardFlowContainerWidget.java:309)

at org.araneaframework.framework.container.StandardFlowContainerWidget.finish(StandardFlowContainerWidget.java:151)

at org.araneaframework.framework.container.StandardFlowContainerWidget.doFinish(StandardFlowContainerWidget.java:397)

at eu.webmedia.pfm.common.web.PfmOverlayRootWidget$OverlayFlowContainer.doFinish(PfmOverlayRootWidget.java:103)

at org.araneaframework.framework.container.StandardFlowContainerWidget$FinishClosure.execute(StandardFlowContainerWidget.java:657)

at org.araneaframework.framework.container.StandardFlowContainerWidget$StandardTransitionHandler.doTransition(StandardFlowContainerWidget.java:710)

at org.araneaframework.framework.container.StandardFlowContainerWidget.doTransition(StandardFlowContainerWidget.java:309)

at org.araneaframework.framework.container.StandardFlowContainerWidget.finish(StandardFlowContainerWidget.java:151)

at eu.webmedia.pfm.common.web.confirmation.ConfirmationPopupWithCommentWidget.handleEventSubmit(ConfirmationPopupWithCommentWidget.java:60)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

at java.lang.reflect.Method.invoke(Method.java:597)

at org.araneaframework.core.util.ProxiedHandlerUtil.invokeEventHandler(ProxiedHandlerUtil.java:171)

at org.araneaframework.core.ProxyEventListener.processEvent(ProxyEventListener.java:42)

at org.araneaframework.core.BaseApplicationWidget.handleEvent(BaseApplicationWidget.java:286)

at org.araneaframework.core.BaseApplicationWidget.event(BaseApplicationWidget.java:245)

at org.araneaframework.core.BaseWidget$WidgetImpl.event(BaseWidget.java:82)

at org.araneaframework.core.BaseApplicationWidget.event(BaseApplicationWidget.java:243)

at org.araneaframework.framework.container.ExceptionHandlingFlowContainerWidget.event(ExceptionHandlingFlowContainerWidget.java:170)

at org.araneaframework.core.BaseWidget$WidgetImpl.event(BaseWidget.java:82)

at org.araneaframework.core.BaseApplicationWidget.event(BaseApplicationWidget.java:243)

at org.araneaframework.core.BaseWidget$WidgetImpl.event(BaseWidget.java:82)

at org.araneaframework.core.BaseApplicationWidget.event(BaseApplicationWidget.java:243)

at org.araneaframework.core.BaseWidget$WidgetImpl.event(BaseWidget.java:82)

at org.araneaframework.core.BaseApplicationWidget.event(BaseApplicationWidget.java:243)

at org.araneaframework.framework.container.StandardOverlayContainerWidget.event(StandardOverlayContainerWidget.java:141)

at org.araneaframework.core.BaseWidget$WidgetImpl.event(BaseWidget.java:82)

at org.araneaframework.framework.core.BaseFilterWidget.event(BaseFilterWidget.java:92)

at org.araneaframework.core.BaseWidget$WidgetImpl.event(BaseWidget.java:82)

at org.araneaframework.framework.core.BaseFilterWidget.event(BaseFilterWidget.java:92)

at org.araneaframework.http.filter.StandardPopupFilterWidget.event(StandardPopupFilterWidget.java:245)

at org.araneaframework.core.BaseWidget$WidgetImpl.event(BaseWidget.java:82)

at org.araneaframework.framework.core.BaseFilterWidget.event(BaseFilterWidget.java:92)

at org.araneaframework.core.BaseWidget$WidgetImpl.event(BaseWidget.java:82)

at org.araneaframework.framework.core.BaseFilterWidget.event(BaseFilterWidget.java:92)

at org.araneaframework.core.BaseWidget$WidgetImpl.event(BaseWidget.java:82)

at org.araneaframework.framework.core.BaseFilterWidget.event(BaseFilterWidget.java:92)

at org.araneaframework.core.BaseWidget$WidgetImpl.event(BaseWidget.java:82)

at org.araneaframework.framework.core.BaseFilterWidget.event(BaseFilterWidget.java:92)

at eu.webmedia.pfm.common.framework.filter.confirmation.ConfirmationFilterWidget.event(ConfirmationFilterWidget.java:89)

at org.araneaframework.core.BaseWidget$WidgetImpl.event(BaseWidget.java:82)

at org.araneaframework.framework.core.BaseFilterWidget.event(BaseFilterWidget.java:92)

at org.araneaframework.core.BaseWidget$WidgetImpl.event(BaseWidget.java:82)

at org.araneaframework.framework.filter.StandardTransactionFilterWidget.event(StandardTransactionFilterWidget.java:86)

at org.araneaframework.core.BaseWidget$WidgetImpl.event(BaseWidget.java:82)

at org.araneaframework.framework.core.BaseFilterWidget.event(BaseFilterWidget.java:92)

at org.araneaframework.core.BaseWidget$WidgetImpl.event(BaseWidget.java:82)

at org.araneaframework.framework.core.BaseFilterWidget.event(BaseFilterWidget.java:92)

at org.araneaframework.core.BaseWidget$WidgetImpl.event(BaseWidget.java:82)

at org.araneaframework.framework.core.BaseFilterWidget.event(BaseFilterWidget.java:92)

at org.araneaframework.core.BaseWidget$WidgetImpl.event(BaseWidget.java:82)

at org.araneaframework.framework.container.StandardWidgetAdapterService.action(StandardWidgetAdapterService.java:67)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.framework.core.BaseFilterService.action(BaseFilterService.java:74)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.framework.filter.StandardContinuationFilterService.action(StandardContinuationFilterService.java:69)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.framework.core.BaseFilterService.action(BaseFilterService.java:74)

at org.araneaframework.framework.filter.StandardSystemFormFilterService.action(StandardSystemFormFilterService.java:76)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.http.filter.StandardHttpResponseFilterService.action(StandardHttpResponseFilterService.java:148)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.framework.core.BaseFilterService.action(BaseFilterService.java:74)

at org.araneaframework.framework.filter.StandardMountPointFilterService.action(StandardMountPointFilterService.java:51)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.core.RelocatableDecorator.action(RelocatableDecorator.java:126)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.framework.core.BaseFilterService.action(BaseFilterService.java:74)

at org.araneaframework.http.filter.StandardThreadCloningFilterService.action(StandardThreadCloningFilterService.java:93)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.framework.core.BaseFilterService.action(BaseFilterService.java:74)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.framework.router.BaseServiceRouterService.action(BaseServiceRouterService.java:109)

at org.araneaframework.framework.router.BaseExpiringServiceRouterService.action(BaseExpiringServiceRouterService.java:91)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.framework.core.BaseFilterService.action(BaseFilterService.java:74)

at eu.webmedia.pfm.common.framework.filter.SessionParameterClearFilter.action(SessionParameterClearFilter.java:56)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.framework.core.BaseFilterService.action(BaseFilterService.java:74)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.framework.core.BaseFilterService.action(BaseFilterService.java:74)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.framework.core.BaseFilterService.action(BaseFilterService.java:74)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.framework.core.BaseFilterService.action(BaseFilterService.java:74)

at eu.webmedia.pfm.common.framework.filter.LocalizationFilterService.action(LocalizationFilterService.java:39)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.framework.core.BaseFilterService.action(BaseFilterService.java:74)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.core.RelocatableDecorator.action(RelocatableDecorator.java:126)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.http.router.StandardHttpSessionRouterService.doAction(StandardHttpSessionRouterService.java:139)

at org.araneaframework.http.router.StandardHttpSessionRouterService.action(StandardHttpSessionRouterService.java:109)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.framework.router.BaseServiceRouterService.action(BaseServiceRouterService.java:109)

at org.araneaframework.framework.router.BaseExpiringServiceRouterService.action(BaseExpiringServiceRouterService.java:91)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.framework.core.BaseFilterService.action(BaseFilterService.java:74)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at eu.webmedia.pfm.common.framework.filter.ConfigurableFileImportFilterService.action(ConfigurableFileImportFilterService.java:113)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.framework.core.BaseFilterService.action(BaseFilterService.java:74)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.framework.core.BaseFilterService.action(BaseFilterService.java:74)

at org.araneaframework.http.filter.StandardFileUploadFilterService.action(StandardFileUploadFilterService.java:176)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.http.filter.StandardRequestEncodingFilterService.action(StandardRequestEncodingFilterService.java:45)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.framework.filter.StandardStatisticFilterService.action(StandardStatisticFilterService.java:48)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.framework.filter.StandardCriticalExceptionHandlingFilterService.action(StandardCriticalExceptionHandlingFilterService.java:58)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.framework.core.BaseFilterService.action(BaseFilterService.java:74)

at org.araneaframework.core.BaseService$ServiceImpl.action(BaseService.java:57)

at org.araneaframework.http.core.StandardServletServiceAdapterComponent.service(StandardServletServiceAdapterComponent.java:99)

at org.araneaframework.http.core.BaseAraneaDispatcherServlet.doPost(BaseAraneaDispatcherServlet.java:79)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:637)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)

at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)

at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)

at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)

at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:118)

at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:84)

at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)

at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:113)

at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)

at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:103)

at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)

at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:113)

at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)

at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:54)

at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)

at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:45)

at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)

at org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:183)

at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)

at org.jasig.cas.client.session.SingleSignOutFilter.doFilter(SingleSignOutFilter.java:76)

at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)

at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:105)

at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)

at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:87)

at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)

at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:192)

at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:160)

at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)

at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:259)

at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)

at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)

at org.jasig.cas.client.session.SingleSignOutFilter.doFilter(SingleSignOutFilter.java:76)

at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)

at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)

at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)

at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)

at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)

at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:235)

at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)

at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:183)

at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:95)

at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.process(SecurityContextEstablishmentValve.java:126)

at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.invoke(SecurityContextEstablishmentValve.java:70)

at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)

at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)

at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:158)

at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)

at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:330)

at org.apache.coyote.ajp.AjpProcessor.process(AjpProcessor.java:436)

at org.apache.coyote.ajp.AjpProtocol$AjpConnectionHandler.process(AjpProtocol.java:385)

at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:451)

at java.lang.Thread.run(Thread.java:682)

Most time issues like this happen, we always go to backend oracle database to clear all logs and the issue got resolved. For three days now we have been struggling over this and the error is not cleared. Kindly help please.