Struts Problem Report

Stacktraces

org.apache.jasper.JasperException: An exception occurred processing [JSP/posts.jsp] at line [47] 44: </div> 45: </div> 46: </s:if> 47: <s:iterator value="categorie.posts"> 48: <div class="card" style="width: 18rem;"> 49: <img src="media/images/logos/noimg.png" class="card-img-top" alt="..."> 50: <div class="card-body"> Stacktrace:

    org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:573)
    org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:463)
    org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:336)
    org.apache.jasper.servlet.JspServlet.service(JspServlet.java:287)
    jakarta.servlet.http.HttpServlet.service(HttpServlet.java:710)
    org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:130)
    org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
    org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:109)
    org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:514)
    org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:334)
    org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:263)
    org.apache.struts2.result.ServletDispatcherResult.doExecute(ServletDispatcherResult.java:169)
    org.apache.struts2.result.StrutsResultSupport.execute(StrutsResultSupport.java:206)
    org.apache.struts2.DefaultActionInvocation.executeResult(DefaultActionInvocation.java:389)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:296)
    org.apache.struts2.interceptor.debugging.DebuggingInterceptor.intercept(DebuggingInterceptor.java:260)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:181)
    org.apache.struts2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:99)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:263)
    org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:49)
    org.apache.struts2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:99)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.FetchMetadataInterceptor.intercept(FetchMetadataInterceptor.java:78)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.CoopInterceptor.intercept(CoopInterceptor.java:57)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.CoepInterceptor.intercept(CoepInterceptor.java:55)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.ConversionErrorInterceptor.doIntercept(ConversionErrorInterceptor.java:140)
    org.apache.struts2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:99)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.parameter.ParametersInterceptor.doIntercept(ParametersInterceptor.java:218)
    org.apache.struts2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:99)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.parameter.ParametersInterceptor.doIntercept(ParametersInterceptor.java:218)
    org.apache.struts2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:99)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.StaticParametersInterceptor.intercept(StaticParametersInterceptor.java:202)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.MultiselectInterceptor.intercept(MultiselectInterceptor.java:69)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.DateTextFieldInterceptor.intercept(DateTextFieldInterceptor.java:133)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.CheckboxInterceptor.intercept(CheckboxInterceptor.java:92)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.ActionFileUploadInterceptor.intercept(ActionFileUploadInterceptor.java:144)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.ModelDrivenInterceptor.intercept(ModelDrivenInterceptor.java:110)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.ScopedModelDrivenInterceptor.intercept(ScopedModelDrivenInterceptor.java:141)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.ChainingInterceptor.intercept(ChainingInterceptor.java:166)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.PrepareInterceptor.doIntercept(PrepareInterceptor.java:175)
    org.apache.struts2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:99)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.csp.CspInterceptor.intercept(CspInterceptor.java:66)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.I18nInterceptor.intercept(I18nInterceptor.java:138)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.httpmethod.HttpMethodInterceptor.intercept(HttpMethodInterceptor.java:99)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:156)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.AliasInterceptor.intercept(AliasInterceptor.java:228)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.ExceptionMappingInterceptor.intercept(ExceptionMappingInterceptor.java:205)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.factory.StrutsActionProxy.execute(StrutsActionProxy.java:51)
    org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:721)
    org.apache.struts2.dispatcher.ExecuteOperations.executeAction(ExecuteOperations.java:79)
    org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter.handleRequest(StrutsPrepareAndExecuteFilter.java:154)
    org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter.tryHandleRequest(StrutsPrepareAndExecuteFilter.java:137)
    org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:125)
    org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:109)
    org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:167)
    org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:79)
    org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:483)
    org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:116)
    org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93)
    org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:666)
    org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:719)
    org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
    org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
    org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:396)
    org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63)
    org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:903)
    org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1780)
    org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52)
    org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:948)
    org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:482)
    org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:57)
    java.base/java.lang.Thread.run(Thread.java:1474)

org.hibernate.LazyInitializationException: failed to lazily initialize a collection of role: com.iut.it90metz.modele.ArticleCategorie.posts: could not initialize proxy - no Session

    org.hibernate.collection.spi.AbstractPersistentCollection.throwLazyInitializationException(AbstractPersistentCollection.java:635)
    org.hibernate.collection.spi.AbstractPersistentCollection.withTemporarySessionIfNeeded(AbstractPersistentCollection.java:219)
    org.hibernate.collection.spi.AbstractPersistentCollection.initialize(AbstractPersistentCollection.java:614)
    org.hibernate.collection.spi.AbstractPersistentCollection.read(AbstractPersistentCollection.java:138)
    org.hibernate.collection.spi.PersistentBag.iterator(PersistentBag.java:369)
    org.apache.struts2.util.MakeIterator.convert(MakeIterator.java:78)
    org.apache.struts2.components.IteratorComponent.start(IteratorComponent.java:275)
    org.apache.struts2.views.jsp.ComponentTagSupport.doStartTag(ComponentTagSupport.java:49)
    org.apache.jsp.JSP.posts_jsp._jspx_meth_s_005fiterator_005f0(posts_jsp.java:638)
    org.apache.jsp.JSP.posts_jsp._jspx_meth_s_005fif_005f1(posts_jsp.java:411)
    org.apache.jsp.JSP.posts_jsp._jspService(posts_jsp.java:196)
    org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:66)
    jakarta.servlet.http.HttpServlet.service(HttpServlet.java:710)
    org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:435)
    org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:336)
    org.apache.jasper.servlet.JspServlet.service(JspServlet.java:287)
    jakarta.servlet.http.HttpServlet.service(HttpServlet.java:710)
    org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:130)
    org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
    org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:109)
    org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:514)
    org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:334)
    org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:263)
    org.apache.struts2.result.ServletDispatcherResult.doExecute(ServletDispatcherResult.java:169)
    org.apache.struts2.result.StrutsResultSupport.execute(StrutsResultSupport.java:206)
    org.apache.struts2.DefaultActionInvocation.executeResult(DefaultActionInvocation.java:389)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:296)
    org.apache.struts2.interceptor.debugging.DebuggingInterceptor.intercept(DebuggingInterceptor.java:260)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:181)
    org.apache.struts2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:99)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:263)
    org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:49)
    org.apache.struts2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:99)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.FetchMetadataInterceptor.intercept(FetchMetadataInterceptor.java:78)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.CoopInterceptor.intercept(CoopInterceptor.java:57)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.CoepInterceptor.intercept(CoepInterceptor.java:55)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.ConversionErrorInterceptor.doIntercept(ConversionErrorInterceptor.java:140)
    org.apache.struts2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:99)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.parameter.ParametersInterceptor.doIntercept(ParametersInterceptor.java:218)
    org.apache.struts2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:99)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.parameter.ParametersInterceptor.doIntercept(ParametersInterceptor.java:218)
    org.apache.struts2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:99)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.StaticParametersInterceptor.intercept(StaticParametersInterceptor.java:202)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.MultiselectInterceptor.intercept(MultiselectInterceptor.java:69)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.DateTextFieldInterceptor.intercept(DateTextFieldInterceptor.java:133)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.CheckboxInterceptor.intercept(CheckboxInterceptor.java:92)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.ActionFileUploadInterceptor.intercept(ActionFileUploadInterceptor.java:144)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.ModelDrivenInterceptor.intercept(ModelDrivenInterceptor.java:110)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.ScopedModelDrivenInterceptor.intercept(ScopedModelDrivenInterceptor.java:141)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.ChainingInterceptor.intercept(ChainingInterceptor.java:166)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.PrepareInterceptor.doIntercept(PrepareInterceptor.java:175)
    org.apache.struts2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:99)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.csp.CspInterceptor.intercept(CspInterceptor.java:66)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.I18nInterceptor.intercept(I18nInterceptor.java:138)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.httpmethod.HttpMethodInterceptor.intercept(HttpMethodInterceptor.java:99)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:156)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.AliasInterceptor.intercept(AliasInterceptor.java:228)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.interceptor.ExceptionMappingInterceptor.intercept(ExceptionMappingInterceptor.java:205)
    org.apache.struts2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:311)
    org.apache.struts2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:265)
    org.apache.struts2.factory.StrutsActionProxy.execute(StrutsActionProxy.java:51)
    org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:721)
    org.apache.struts2.dispatcher.ExecuteOperations.executeAction(ExecuteOperations.java:79)
    org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter.handleRequest(StrutsPrepareAndExecuteFilter.java:154)
    org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter.tryHandleRequest(StrutsPrepareAndExecuteFilter.java:137)
    org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:125)
    org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:109)
    org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:167)
    org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:79)
    org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:483)
    org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:116)
    org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93)
    org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:666)
    org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:719)
    org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
    org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
    org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:396)
    org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63)
    org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:903)
    org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1780)
    org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52)
    org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:948)
    org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:482)
    org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:57)
    java.base/java.lang.Thread.run(Thread.java:1474)

Messages:	failed to lazily initialize a collection of role: com.iut.it90metz.modele.ArticleCategorie.posts: could not initialize proxy - no Session An exception occurred processing [JSP/posts.jsp] at line [47] 44: </div> 45: </div> 46: </s:if> 47: <s:iterator value="categorie.posts"> 48: <div class="card" style="width: 18rem;"> 49: <img src="media/images/logos/noimg.png" class="card-img-top" alt="..."> 50: <div class="card-body"> Stacktrace:
File:	org/hibernate/collection/spi/AbstractPersistentCollection.java
Line number:	635