8000 【前后端分离分支】访问首页报错 · Issue #116 · itwanger/paicoding · GitHub
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【前后端分离分支】访问首页报错 #116

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jungleford opened this issue May 6, 2025 · 1 comment
Open

【前后端分离分支】访问首页报错 #116

jungleford opened this issue May 6, 2025 · 1 comment

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@jungleford
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拉取了springboot3&vue3分支，后端正常启动，看数据库也创建出来了。

2025-05-06 21:00:07,713 [restartedMain] INFO |||o.s.m.s.b.SimpleBrokerMessageHandler.info(CompositeLog.java:117) - Started.
2025-05-06 21:00:07,732 [restartedMain] INFO |||c.g.p.f.web.QuickForumApplication.logStarted(StartupInfoLogger.java:57) - Started QuickForumApplication in 15.157 seconds (process running for 15.902)
2025-05-06 21:00:07,736 [restartedMain] INFO |||c.g.p.f.web.QuickForumApplication.run(QuickForumApplication.java:101) - 启动成功，点击进入首页: http://127.0.0.1:8081
Creating a new SqlSession
SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@19bb0c39] was not registered for synchronization because synchronization is not active
JDBC Connection [com.mysql.cj.jdbc.ConnectionImpl@51f6107e] will not be managed by Spring
==>  Preparing: SELECT id,host,cnt,date,create_time,update_time FROM request_count WHERE (date = ?)
==> Parameters: 2025-05-06(Date)
<==      Total: 0
Closing non transactional SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@19bb0c39]
2025-05-06 21:00:07,902 [restartedMain] INFO |||c.g.p.f.w.c.init.DB2CacheInitializer.syncRequestCount(DB2CacheInitializer.java:44) - >>>>>> 同步request_count到缓存成功！

但是一访问 http://localhost:8081 就报错

2025-05-06 21:00:48,633 [http-nio-8081-exec-1] INFO |||o.a.c.c.C.[Tomcat].[localhost].[/].log(DirectJDKLog.java:173) - Initializing Spring DispatcherServlet 'dispatcherServlet'
2025-05-06 21:00:48,634 [http-nio-8081-exec-1] INFO |||o.s.web.servlet.DispatcherServlet.initServletBean(FrameworkServlet.java:532) - Initializing Servlet 'dispatcherServlet'
2025-05-06 21:00:48,637 [http-nio-8081-exec-1] INFO |||o.s.web.servlet.DispatcherServlet.initServletBean(FrameworkServlet.java:554) - Completed initialization in 2 ms
2025-05-06 21:00:48,714 [http-nio-8081-exec-1] INFO |c0a8006b.1746536448675.135161000||c.g.p.f.w.h.filter.ReqRecordFilter.initReqInfo(ReqRecordFilter.java:153) - / -> 请求构建耗时: 
StopWatch '请求参数构建': running time = 34 ms
---------------------------------------------
ms         %     Task name
---------------------------------------------
000000027  80%   traceId
000000006  18%   请求基本信息
000000000  02%   登录用户信息
000000000  00%   回写traceId

2025-05-06 21:00:49,280 [http-nio-8081-exec-1] INFO |||c.g.p.f.w.h.filter.ReqRecordFilter.doFilter(ReqRecordFilter.java:85) - / - cost:
StopWatch '请求耗时': running time = 630 ms
---------------------------------------------
ms         %     Task name
---------------------------------------------
000000066  10%   请求参数构建
000000000  00%   cors
000000530  84%   业务执行
000000033  05%   输出请求日志

2025-05-06 21:00:49,290 [http-nio-8081-exec-1] ERROR|||o.a.c.c.C.[.[.[.[dispatcherServlet].log(DirectJDKLog.java:175) - Servlet.service() for servlet [dispatcherServlet] threw exception
java.lang.NullPointerException: Cannot invoke "com.github.paicoding.forum.api.model.context.ReqInfoContext$ReqInfo.getClientIp()" because the return value of "com.github.paicoding.forum.api.model.context.ReqInfoContext.getReqInfo()" is null
        at com.github.paicoding.forum.web.hook.interceptor.UserStatisticsInterceptor$OnlineUserBySessionInterceptor.preHandle(UserStatisticsInterceptor.java:127)
        at org.springframework.web.servlet.HandlerExecutionChain.applyPreHandle(HandlerExecutionChain.java:146)
        at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1076)
        at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:974)
        at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1011)
        at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:903)
        at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:527)
        at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:885)
        at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:614)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:205)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149)
        at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149)
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:101)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149)
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:101)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149)
        at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:642)
        at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:410)
        at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:340)
        at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:277)
        at org.apache.catalina.core.StandardHostValve.custom(StandardHostValve.java:358)
        at org.apache.catalina.core.StandardHostValve.status(StandardHostValve.java:222)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:151)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:341)
        at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:391)
        at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63)
        at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:894)
        at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1740)
        at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52)
        at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191)
        at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659)
        at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
        at java.base/java.lang.Thread.run(Unknown Source)
2025-05-06 21:00:49,294 [http-nio-8081-exec-1] ERROR|||o.a.c.c.C.[Tomcat].[localhost].log(DirectJDKLog.java:175) - Exception Processing ErrorPage[errorCode=0, location=/error]
jakarta.servlet.ServletException: Request processing failed: java.lang.NullPointerException: Cannot invoke "com.github.paicoding.forum.api.model.context.ReqInfoContext$ReqInfo.getClientIp()" because the return value of "com.github.paicoding.forum.api.model.context.ReqInfoContext.getReqInfo()" is null
        at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1019)
        at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:903)
        at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:527)
        at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:885)
        at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:614)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:205)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149)
        at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149)
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:101)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149)
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:101)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149)
        at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:642)
        at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:410)
        at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:340)
        at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:277)
        at org.apache.catalina.core.StandardHostValve.custom(StandardHostValve.java:358)
        at org.apache.catalina.core.StandardHostValve.status(StandardHostValve.java:222)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:151)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:341)
        at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:391)
        at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63)
        at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:894)
        at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1740)
        at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52)
        at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191)
        at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659)
        at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
        at java.base/java.lang.Thread.run(Unknown Source)
Caused by: java.lang.NullPointerException: Cannot invoke "com.github.paicoding.forum.api.model.context.ReqInfoContext$ReqInfo.getClientIp()" because the return value of "com.github.paicoding.forum.api.model.context.ReqInfoContext.getReqInfo()" is null 
        at com.github.paicoding.forum.web.hook.interceptor.UserStatisticsInterceptor$OnlineUserBySessionInterceptor.preHandle(UserStatisticsInterceptor.java:127)
        at org.springframework.web.servlet.HandlerExecutionChain.applyPreHandle(HandlerExecutionChain.java:146)
        at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1076)
        at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:974)
        at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1011)
        ... 35 common frames omitted
@sasvageangelss1
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我也有这个错误

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@jungleford @sasvageangelss1
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