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Struts Problem Report Struts has detected an unhandled exception:

Struts Problem Report

Struts has detected an unhandled exception:

Messages:

could not initialize proxy - no Session

Error reading 'name' on type cn.my.oa.domain.Department_$$_javassist_2

javax.el.ELException: Error reading 'name' on type cn.my.oa.domain.Department_$$_javassist_2

Line number: 167

Stacktraces

org.apache.jasper.JasperException: javax.el.ELException: Error reading 'name' on type cn.my.oa.domain.Department

    org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:502)

    org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:430)

    org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)

    org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)

    javax.servlet.http.HttpServlet.service(HttpServlet.java:723)

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

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

    org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646)

    org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:436)

    org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:374)

    org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:302)

    org.apache.struts2.dispatcher.ServletDispatcherResult.doExecute(ServletDispatcherResult.java:154)

    org.apache.struts2.dispatcher.StrutsResultSupport.execute(StrutsResultSupport.java:186)

    com.opensymphony.xwork2.DefaultActionInvocation.executeResult(DefaultActionInvocation.java:362)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:266)

    com.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:165)

    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:252)

    org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:68)

    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor.intercept(ConversionErrorInterceptor.java:122)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:195)

    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:195)

    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.StaticParametersInterceptor.intercept(StaticParametersInterceptor.java:179)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    org.apache.struts2.interceptor.MultiselectInterceptor.intercept(MultiselectInterceptor.java:75)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    org.apache.struts2.interceptor.CheckboxInterceptor.intercept(CheckboxInterceptor.java:94)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    org.apache.struts2.interceptor.FileUploadInterceptor.intercept(FileUploadInterceptor.java:235)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.ModelDrivenInterceptor.intercept(ModelDrivenInterceptor.java:89)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.ScopedModelDrivenInterceptor.intercept(ScopedModelDrivenInterceptor.java:130)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    org.apache.struts2.interceptor.debugging.DebuggingInterceptor.intercept(DebuggingInterceptor.java:267)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.ChainingInterceptor.intercept(ChainingInterceptor.java:126)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.PrepareInterceptor.doIntercept(PrepareInterceptor.java:138)

    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.I18nInterceptor.intercept(I18nInterceptor.java:165)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:164)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.AliasInterceptor.intercept(AliasInterceptor.java:179)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.ExceptionMappingInterceptor.intercept(ExceptionMappingInterceptor.java:176)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    org.apache.struts2.impl.StrutsActionProxy.execute(StrutsActionProxy.java:52)

    org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:488)

    org.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:77)

    org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:91)

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

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

    org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)

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

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

    org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)

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

    org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)

    org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:861)

    org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:606)

    org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)

    java.lang.Thread.run(Thread.java:722)

javax.el.ELException: Error reading 'name' on type cn.my.oa.domain.Department_$$_javassist_2

    javax.el.BeanELResolver.getValue(BeanELResolver.java:87)

    javax.el.CompositeELResolver.getValue(CompositeELResolver.java:54)

    org.apache.el.parser.AstValue.getValue(AstValue.java:123)

    org.apache.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:186)

    org.apache.jasper.runtime.PageContextImpl.proprietaryEvaluate(PageContextImpl.java:938)

    org.apache.jsp.WEB_002dINF.jsp.departmentAction.list_jsp._jspx_meth_s_005fiterator_005f0(list_jsp.java:183)

    org.apache.jsp.WEB_002dINF.jsp.departmentAction.list_jsp._jspService(list_jsp.java:115)

    org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)

    javax.servlet.http.HttpServlet.service(HttpServlet.java:723)

    org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:388)

    org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)

    org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)

    javax.servlet.http.HttpServlet.service(HttpServlet.java:723)

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

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

    org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646)

    org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:436)

    org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:374)

    org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:302)

    org.apache.struts2.dispatcher.ServletDispatcherResult.doExecute(ServletDispatcherResult.java:154)

    org.apache.struts2.dispatcher.StrutsResultSupport.execute(StrutsResultSupport.java:186)

    com.opensymphony.xwork2.DefaultActionInvocation.executeResult(DefaultActionInvocation.java:362)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:266)

    com.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:165)

    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:252)

    org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:68)

    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor.intercept(ConversionErrorInterceptor.java:122)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:195)

    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:195)

    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.StaticParametersInterceptor.intercept(StaticParametersInterceptor.java:179)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    org.apache.struts2.interceptor.MultiselectInterceptor.intercept(MultiselectInterceptor.java:75)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    org.apache.struts2.interceptor.CheckboxInterceptor.intercept(CheckboxInterceptor.java:94)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    org.apache.struts2.interceptor.FileUploadInterceptor.intercept(FileUploadInterceptor.java:235)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.ModelDrivenInterceptor.intercept(ModelDrivenInterceptor.java:89)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.ScopedModelDrivenInterceptor.intercept(ScopedModelDrivenInterceptor.java:130)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    org.apache.struts2.interceptor.debugging.DebuggingInterceptor.intercept(DebuggingInterceptor.java:267)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.ChainingInterceptor.intercept(ChainingInterceptor.java:126)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.PrepareInterceptor.doIntercept(PrepareInterceptor.java:138)

    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.I18nInterceptor.intercept(I18nInterceptor.java:165)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:164)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.AliasInterceptor.intercept(AliasInterceptor.java:179)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.ExceptionMappingInterceptor.intercept(ExceptionMappingInterceptor.java:176)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    org.apache.struts2.impl.StrutsActionProxy.execute(StrutsActionProxy.java:52)

    org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:488)

    org.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:77)

    org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:91)

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

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

    org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)

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

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

    org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)

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

    org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)

    org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:861)

    org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:606)

    org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)

    java.lang.Thread.run(Thread.java:722)

org.hibernate.LazyInitializationException: could not initialize proxy - no Session

    org.hibernate.proxy.AbstractLazyInitializer.initialize(AbstractLazyInitializer.java:167)

    org.hibernate.proxy.AbstractLazyInitializer.getImplementation(AbstractLazyInitializer.java:215)

    org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:190)

    cn.my.oa.domain.Department_$$_javassist_2.getName(Department_$$_javassist_2.java)

    sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

    sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)

    sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

    java.lang.reflect.Method.invoke(Method.java:601)

    javax.el.BeanELResolver.getValue(BeanELResolver.java:83)

    javax.el.CompositeELResolver.getValue(CompositeELResolver.java:54)

    org.apache.el.parser.AstValue.getValue(AstValue.java:123)

    org.apache.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:186)

    org.apache.jasper.runtime.PageContextImpl.proprietaryEvaluate(PageContextImpl.java:938)

    org.apache.jsp.WEB_002dINF.jsp.departmentAction.list_jsp._jspx_meth_s_005fiterator_005f0(list_jsp.java:183)

    org.apache.jsp.WEB_002dINF.jsp.departmentAction.list_jsp._jspService(list_jsp.java:115)

    org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)

    javax.servlet.http.HttpServlet.service(HttpServlet.java:723)

    org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:388)

    org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)

    org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)

    javax.servlet.http.HttpServlet.service(HttpServlet.java:723)

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

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

    org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646)

    org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:436)

    org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:374)

    org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:302)

    org.apache.struts2.dispatcher.ServletDispatcherResult.doExecute(ServletDispatcherResult.java:154)

    org.apache.struts2.dispatcher.StrutsResultSupport.execute(StrutsResultSupport.java:186)

    com.opensymphony.xwork2.DefaultActionInvocation.executeResult(DefaultActionInvocation.java:362)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:266)

    com.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:165)

    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:252)

    org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:68)

    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor.intercept(ConversionErrorInterceptor.java:122)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:195)

    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:195)

    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.StaticParametersInterceptor.intercept(StaticParametersInterceptor.java:179)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    org.apache.struts2.interceptor.MultiselectInterceptor.intercept(MultiselectInterceptor.java:75)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    org.apache.struts2.interceptor.CheckboxInterceptor.intercept(CheckboxInterceptor.java:94)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    org.apache.struts2.interceptor.FileUploadInterceptor.intercept(FileUploadInterceptor.java:235)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.ModelDrivenInterceptor.intercept(ModelDrivenInterceptor.java:89)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.ScopedModelDrivenInterceptor.intercept(ScopedModelDrivenInterceptor.java:130)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    org.apache.struts2.interceptor.debugging.DebuggingInterceptor.intercept(DebuggingInterceptor.java:267)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.ChainingInterceptor.intercept(ChainingInterceptor.java:126)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.PrepareInterceptor.doIntercept(PrepareInterceptor.java:138)

    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.I18nInterceptor.intercept(I18nInterceptor.java:165)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:164)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.AliasInterceptor.intercept(AliasInterceptor.java:179)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    com.opensymphony.xwork2.interceptor.ExceptionMappingInterceptor.intercept(ExceptionMappingInterceptor.java:176)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)

    org.apache.struts2.impl.StrutsActionProxy.execute(StrutsActionProxy.java:52)

    org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:488)

    org.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:77)

    org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:91)

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

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

    org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)

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

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

    org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)

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

    org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)

    org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:861)

    org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:606)

    org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)

    java.lang.Thread.run(Thread.java:722)

解決辦法

簡單辦法:将懶加載關閉

<set name="children" cascade="delete" lazy="false"> 

<key column="parentId"></key>

<one-to-many class="Department"/>

</set>

另一種方法(更好的辦法):

<!-- 配置spring解決懶加載問題的過濾器 -->

  <filter>

  <filter-name>OpenSessionInViewFilter</filter-name>

  <filter-class>org.springframework.orm.hibernate3.support.OpenSessionInViewFilter</filter-class>

  </filter>

  <filter-mapping>

  <filter-name>OpenSessionInViewFilter</filter-name>

  <url-pattern>*.action</url-pattern>

  </filter-mapping>

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