HTTP Status 500 - Request processing failed; nested exception is java.lang.NullPointerException


type Exception report

message Request processing failed; nested exception is java.lang.NullPointerException

description The server encountered an internal error that prevented it from fulfilling this request.

exception

org.springframework.web.util.NestedServletException: Request processing failed; nested exception is java.lang.NullPointerException
	org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:963)
	org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:842)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:621)
	org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:827)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51)
	com.rhhz.access.web.ArticleAccessFilter.doFilterInternal(ArticleAccessFilter.java:59)
	org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106)
	com.rhhz.webclient.LanguageAccessFilter.doFilterInternal(LanguageAccessFilter.java:85)
	org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106)
	org.springframework.orm.jpa.support.OpenEntityManagerInViewFilter.doFilterInternal(OpenEntityManagerInViewFilter.java:180)
	org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106)
	org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
	org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106)
	com.rhhz.base.util.XssFilter.doFilter(XssFilter.java:36)

root cause

java.lang.NullPointerException
	com.rhhz.webclient.article.action.ArticleController.getArticleByYearIssueFpage(ArticleController.java:520)
	sun.reflect.GeneratedMethodAccessor431.invoke(Unknown Source)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	java.lang.reflect.Method.invoke(Unknown Source)
	org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:221)
	org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:136)
	org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:104)
	org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandleMethod(RequestMappingHandlerAdapter.java:743)
	org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:672)
	org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:82)
	org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:933)
	org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:867)
	org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:951)
	org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:842)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:621)
	org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:827)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51)
	com.rhhz.access.web.ArticleAccessFilter.doFilterInternal(ArticleAccessFilter.java:59)
	org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106)
	com.rhhz.webclient.LanguageAccessFilter.doFilterInternal(LanguageAccessFilter.java:85)
	org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106)
	org.springframework.orm.jpa.support.OpenEntityManagerInViewFilter.doFilterInternal(OpenEntityManagerInViewFilter.java:180)
	org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106)
	org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
	org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106)
	com.rhhz.base.util.XssFilter.doFilter(XssFilter.java:36)

note The full stack trace of the root cause is available in the Apache Tomcat/7.0.47 logs.


Apache Tomcat/7.0.47