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HTTP Status 500 – Internal Server Error

Type Exception

Message Request processing failed; nested exception is org.****.DataAccessResourceFailureException:

Description The server encountered an unexpected condition that prevented it from fulfilling the request.

Exception

org.****.NestedServletException: Request processing failed; nested exception is org.****.DataAccessResourceFailureException: ### Error querying database. Cause: com.****.MySQLNonTransientConnectionException: No operations allowed after connection closed. ### The error may exist in file [/usr/local/tomcat/webapps/ROOT/WEB-INF/classes/com/bossbolo/management/entity/notice/notice_record-mapper.xml] ### The error may involve notice_record.findById ### The error occurred while executing a query ### SQL: select from b_notice_record where id= ### Cause: com.****.MySQLNonTransientConnectionException: No operations allowed after connection closed. ; SQL []; No operations allowed after connection closed.; nested exception is com.****.MySQLNonTransientConnectionException: No operations allowed after connection closed. org.****.processRequest(FrameworkServlet.java:894) org.****.doGet(FrameworkServlet.java:778) javax.****.service(HttpServlet.java:626) javax.****.service(HttpServlet.java:733) org.****.doFilter(WsFilter.java:52) com.****.doFilter(XssFilter.java:55) org.****.doFilterInternal(CharacterEncodingFilter.java:88) org.****.doFilter(OncePerRequestFilter.java:76)

Root Cause

org.****.DataAccessResourceFailureException: ### Error querying database. Cause: com.****.MySQLNonTransientConnectionException: No operations allowed after connection closed. ### The error may exist in file [/usr/local/tomcat/webapps/ROOT/WEB-INF/classes/com/bossbolo/management/entity/notice/notice_record-mapper.xml] ### The error may involve notice_record.findById ### The error occurred while executing a query ### SQL: select from b_notice_record where id= ### Cause: com.****.MySQLNonTransientConnectionException: No operations allowed after connection closed. ; SQL []; No operations allowed after connection closed.; nested exception is com.****.MySQLNonTransientConnectionException: No operations allowed after connection closed. org.****.doTranslate(SQLStateSQLExceptionTranslator.java:104) org.****.translate(AbstractFallbackSQLExceptionTranslator.java:72) org.****.translate(AbstractFallbackSQLExceptionTranslator.java:80) org.****.translateExceptionIfPossible(MyBatisExceptionTranslator.java:71) org.****.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:365) com.****.$Proxy15.selectOne(Unknown Source) org.****.SqlSessionTemplate.selectOne(SqlSessionTemplate.java:160) com.****.findById(NoticeRecordDaoImpl.java:50) com.****.showGgnrMain(NoticeDataServiceImpl.java:888) com.****.$FastClassByCGLIB$$70776f1b.invoke( ) net.****.invoke(MethodProxy.java:191) org.****.Cglib2AopProxy$CglibMethodInvocation.invokeJoinpoint(Cglib2AopProxy.java:689) org.****.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150) org.****.invoke(TransactionInterceptor.java:110) org.****.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) org.****.invoke(TransactionInterceptor.java:110) org.****.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) org.****.invoke(ExposeInvocationInterceptor.java:90) org.****.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) org.****.Cglib2AopProxy$DynamicAdvisedInterceptor.intercept(Cglib2AopProxy.java:622) com.****.$EnhancerByCGLIB$$f73b0ade.showGgnrMain( ) com.****.showGgnrMain(NoticeDataController.java:240) sun.****.invoke(Unknown Source) sun.****.invoke(DelegatingMethodAccessorImpl.java:43) java.****.invoke(Method.java:498) org.****.invokeHandlerMethod(HandlerMethodInvoker.java:176) org.****.invokeHandlerMethod(AnnotationMethodHandlerAdapter.java:436) org.****.handle(AnnotationMethodHandlerAdapter.java:424) org.****.doDispatch(DispatcherServlet.java:923) org.****.doService(DispatcherServlet.java:852) org.****.processRequest(FrameworkServlet.java:882) org.****.doGet(FrameworkServlet.java:778) javax.****.service(HttpServlet.java:626) javax.****.service(HttpServlet.java:733) org.****.doFilter(WsFilter.java:52) com.****.doFilter(XssFilter.java:55) org.****.doFilterInternal(CharacterEncodingFilter.java:88) org.****.doFilter(OncePerRequestFilter.java:76)

Root Cause

com.****.MySQLNonTransientConnectionException: No operations allowed after connection closed. sun.****.newInstance(Unknown Source) sun.****.newInstance(DelegatingConstructorAccessorImpl.java:45) java.****.newInstance(Constructor.java:423) com.****.handleNewInstance(Util.java:425) com.****.getInstance(Util.java:408) com.****.createSQLException(SQLError.java:919) com.****.createSQLException(SQLError.java:898) com.****.createSQLException(SQLError.java:887) com.****.createSQLException(SQLError.java:861) com.****.throwConnectionClosedException(ConnectionImpl.java:1192) com.****.checkClosed(ConnectionImpl.java:1187) com.****.prepareStatement(ConnectionImpl.java:4067) com.****.prepareStatement(ConnectionImpl.java:4036) org.****.instantiateStatement(PreparedStatementHandler.java:79) org.****.prepare(BaseStatementHandler.java:88) org.****.prepare(RoutingStatementHandler.java:58) sun.****.invoke(Unknown Source) sun.****.invoke(DelegatingMethodAccessorImpl.java:43) java.****.invoke(Method.java:498) org.****.proceed(Invocation.java:49) com.****.intercept(PagePlugin.java:83) org.****.invoke(Plugin.java:61) com.****.$Proxy19.prepare(Unknown Source) org.****.prepareStatement(SimpleExecutor.java:76) org.****.doQuery(SimpleExecutor.java:61) org.****.queryFromDatabase(BaseExecutor.java:303) org.****.query(BaseExecutor.java:154) org.****.query(CachingExecutor.java:102) org.****.query(CachingExecutor.java:82) org.****.selectList(DefaultSqlSession.java:120) org.****.selectList(DefaultSqlSession.java:113) org.****.selectOne(DefaultSqlSession.java:73) sun.****.invoke(Unknown Source) sun.****.invoke(DelegatingMethodAccessorImpl.java:43) java.****.invoke(Method.java:498) org.****.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:355) com.****.$Proxy15.selectOne(Unknown Source) org.****.SqlSessionTemplate.selectOne(SqlSessionTemplate.java:160) com.****.findById(NoticeRecordDaoImpl.java:50) com.****.showGgnrMain(NoticeDataServiceImpl.java:888) com.****.$FastClassByCGLIB$$70776f1b.invoke( ) net.****.invoke(MethodProxy.java:191) org.****.Cglib2AopProxy$CglibMethodInvocation.invokeJoinpoint(Cglib2AopProxy.java:689) org.****.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150) org.****.invoke(TransactionInterceptor.java:110) org.****.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) org.****.invoke(TransactionInterceptor.java:110) org.****.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) org.****.invoke(ExposeInvocationInterceptor.java:90) org.****.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) org.****.Cglib2AopProxy$DynamicAdvisedInterceptor.intercept(Cglib2AopProxy.java:622) com.****.$EnhancerByCGLIB$$f73b0ade.showGgnrMain( ) com.****.showGgnrMain(NoticeDataController.java:240) sun.****.invoke(Unknown Source) sun.****.invoke(DelegatingMethodAccessorImpl.java:43) java.****.invoke(Method.java:498) org.****.invokeHandlerMethod(HandlerMethodInvoker.java:176) org.****.invokeHandlerMethod(AnnotationMethodHandlerAdapter.java:436) org.****.handle(AnnotationMethodHandlerAdapter.java:424) org.****.doDispatch(DispatcherServlet.java:923) org.****.doService(DispatcherServlet.java:852) org.****.processRequest(FrameworkServlet.java:882) org.****.doGet(FrameworkServlet.java:778) javax.****.service(HttpServlet.java:626) javax.****.service(HttpServlet.java:733) org.****.doFilter(WsFilter.java:52) com.****.doFilter(XssFilter.java:55) org.****.doFilterInternal(CharacterEncodingFilter.java:88) org.****.doFilter(OncePerRequestFilter.java:76)

Note The full stack trace of the root cause is available in the server logs.

Apache Tomcat/8.5.66 附件下载1标书代写