添加保存页面空白

老师，这是什么错误呀？添加保存数据跳转之后，页面是空白的

D:\apache-tomcat-8.5.54\bin\catalina.bat run

[2020-08-20 06:50:30,958] Artifact sm_web:war exploded: Waiting for server connection to start artifact deployment...

Using CATALINA_BASE:   "C:\Users\Administrator\.IntelliJIdea2019.1\system\tomcat\Unnamed_sm"

Using CATALINA_HOME:   "D:\apache-tomcat-8.5.54"

Using CATALINA_TMPDIR: "D:\apache-tomcat-8.5.54\temp"

Using JRE_HOME:        "C:\Program Files\Java\jdk1.8.0_201"

Using CLASSPATH:       "D:\apache-tomcat-8.5.54\bin\bootstrap.jar;D:\apache-tomcat-8.5.54\bin\tomcat-juli.jar"

20-Aug-2020 18:50:34.245 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log Server.鏈嶅姟鍣ㄧ増鏈�:     Apache Tomcat/8.5.54

20-Aug-2020 18:50:34.251 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log 鏈嶅姟鍣ㄦ瀯寤�:            Apr 3 2020 14:06:10 UTC

20-Aug-2020 18:50:34.251 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log 鏈嶅姟鍣ㄧ増鏈彿(锛�8.5.54.0

20-Aug-2020 18:50:34.251 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log OS Name:               Windows 7

20-Aug-2020 18:50:34.252 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log OS.鐗堟湰:               6.1

20-Aug-2020 18:50:34.252 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log 鏋舵瀯:                  amd64

20-Aug-2020 18:50:34.252 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log Java 鐜鍙橀噺:         C:\Program Files\Java\jdk1.8.0_201\jre

20-Aug-2020 18:50:34.252 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log JVM 鐗堟湰:              1.8.0_201-b09

20-Aug-2020 18:50:34.253 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log JVM.渚涘簲鍟�:            Oracle Corporation

20-Aug-2020 18:50:34.253 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log CATALINA_BASE锛歔C:\Users\Administrator\.IntelliJIdea2019.1\system\tomcat\Unnamed_sm]

20-Aug-2020 18:50:34.253 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log CATALINA_HOME:         D:\apache-tomcat-8.5.54

20-Aug-2020 18:50:34.254 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log 鍛戒护琛屽弬鏁帮細[-Djava.util.logging.config.file=C:\Users\Administrator\.IntelliJIdea2019.1\system\tomcat\Unnamed_sm\conf\logging.properties]

20-Aug-2020 18:50:34.254 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log 鍛戒护琛屽弬鏁帮細[-Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager]

20-Aug-2020 18:50:34.254 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log 鍛戒护琛屽弬鏁帮細[-Dcom.sun.management.jmxremote=]

20-Aug-2020 18:50:34.255 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log 鍛戒护琛屽弬鏁帮細[-Dcom.sun.management.jmxremote.port=1099]

20-Aug-2020 18:50:34.255 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log 鍛戒护琛屽弬鏁帮細[-Dcom.sun.management.jmxremote.ssl=false]

20-Aug-2020 18:50:34.255 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log 鍛戒护琛屽弬鏁帮細[-Dcom.sun.management.jmxremote.password.file=C:\Users\Administrator\.IntelliJIdea2019.1\system\tomcat\Unnamed_sm\jmxremote.password]

20-Aug-2020 18:50:34.255 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log 鍛戒护琛屽弬鏁帮細[-Dcom.sun.management.jmxremote.access.file=C:\Users\Administrator\.IntelliJIdea2019.1\system\tomcat\Unnamed_sm\jmxremote.access]

20-Aug-2020 18:50:34.255 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log 鍛戒护琛屽弬鏁帮細[-Djava.rmi.server.hostname=127.0.0.1]

20-Aug-2020 18:50:34.255 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log 鍛戒护琛屽弬鏁帮細[-Djdk.tls.ephemeralDHKeySize=2048]

20-Aug-2020 18:50:34.256 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log 鍛戒护琛屽弬鏁帮細[-Djava.protocol.handler.pkgs=org.apache.catalina.webresources]

20-Aug-2020 18:50:34.256 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log 鍛戒护琛屽弬鏁帮細[-Dignore.endorsed.dirs=]

20-Aug-2020 18:50:34.256 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log 鍛戒护琛屽弬鏁帮細[-Dcatalina.base=C:\Users\Administrator\.IntelliJIdea2019.1\system\tomcat\Unnamed_sm]

20-Aug-2020 18:50:34.256 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log 鍛戒护琛屽弬鏁帮細[-Dcatalina.home=D:\apache-tomcat-8.5.54]

20-Aug-2020 18:50:34.257 淇℃伅 [main] org.apache.catalina.startup.VersionLoggerListener.log 鍛戒护琛屽弬鏁帮細[-Djava.io.tmpdir=D:\apache-tomcat-8.5.54\temp]

20-Aug-2020 18:50:34.257 淇℃伅 [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent Loaded APR based Apache Tomcat Native library [1.2.23] using APR version [1.7.0].

20-Aug-2020 18:50:34.257 淇℃伅 [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent APR capabilities: IPv6 [true], sendfile [true], accept filters [false], random [true].

20-Aug-2020 18:50:34.257 淇℃伅 [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent APR/OpenSSL閰嶇疆锛歶seAprConnector[false]锛寀seOpenSSL[true]

20-Aug-2020 18:50:34.275 淇℃伅 [main] org.apache.catalina.core.AprLifecycleListener.initializeSSL OpenSSL successfully initialized [OpenSSL 1.1.1c  28 May 2019]

20-Aug-2020 18:50:34.547 淇℃伅 [main] org.apache.coyote.AbstractProtocol.init 鍒濆鍖栧崗璁鐞嗗櫒 ["http-nio-8080"]

20-Aug-2020 18:50:34.580 淇℃伅 [main] org.apache.tomcat.util.net.NioSelectorPool.getSharedSelector Using a shared selector for servlet write/read

20-Aug-2020 18:50:34.605 淇℃伅 [main] org.apache.catalina.startup.Catalina.load Initialization processed in 1163 ms

20-Aug-2020 18:50:34.670 淇℃伅 [main] org.apache.catalina.core.StandardService.startInternal Starting service [Catalina]

20-Aug-2020 18:50:34.671 淇℃伅 [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet Engine: Apache Tomcat/8.5.54

20-Aug-2020 18:50:34.687 淇℃伅 [main] org.apache.coyote.AbstractProtocol.start 寮�濮嬪崗璁鐞嗗彞鏌刐"http-nio-8080"]

20-Aug-2020 18:50:34.712 淇℃伅 [main] org.apache.catalina.startup.Catalina.start Server startup in 107 ms

Connected to server

[2020-08-20 06:50:34,736] Artifact sm_web:war exploded: Artifact is being deployed, please wait...

20-Aug-2020 18:50:37.804 淇℃伅 [RMI TCP Connection(3)-127.0.0.1] org.apache.jasper.servlet.TldScanner.scanJars 鑷冲皯鏈変竴涓狫AR琚壂鎻忕敤浜嶵LD浣嗗皻鏈寘鍚玊LD銆� 涓烘璁板綍鍣ㄥ惎鐢ㄨ皟璇曟棩蹇楄褰曪紝浠ヨ幏鍙栧凡鎵弿浣嗘湭鍦ㄥ叾涓壘鍒癟LD鐨勫畬鏁碕AR鍒楄〃銆� 鍦ㄦ壂鎻忔湡闂磋烦杩囦笉闇�瑕佺殑JAR鍙互缂╃煭鍚姩鏃堕棿鍜孞SP缂栬瘧鏃堕棿銆�

[2020-08-20 06:50:37,938] Artifact sm_web:war exploded: Artifact is deployed successfully

[2020-08-20 06:50:37,938] Artifact sm_web:war exploded: Deploy took 3,202 milliseconds

20-Aug-2020 18:50:38.758 淇℃伅 [http-nio-8080-exec-1] org.springframework.context.support.ClassPathXmlApplicationContext.prepareRefresh Refreshing org.springframework.context.support.ClassPathXmlApplicationContext@6f4ac558: startup date [Thu Aug 20 18:50:38 CST 2020]; root of context hierarchy

20-Aug-2020 18:50:38.940 淇℃伅 [http-nio-8080-exec-1] org.springframework.beans.factory.xml.XmlBeanDefinitionReader.loadBeanDefinitions Loading XML bean definitions from class path resource [spring.xml]

20-Aug-2020 18:50:40.521 淇℃伅 [http-nio-8080-exec-1] org.springframework.jdbc.datasource.DriverManagerDataSource.setDriverClassName Loaded JDBC driver: com.mysql.jdbc.Driver

Thu Aug 20 18:50:42 CST 2020 WARN: Establishing SSL connection without server's identity verification is not recommended. According to MySQL 5.5.45+, 5.6.26+ and 5.7.6+ requirements SSL connection must be established by default if explicit option isn't set. For compliance with existing applications not using SSL the verifyServerCertificate property is set to 'false'. You need either to explicitly disable SSL by setting useSSL=false, or set useSSL=true and provide truststore for server certificate verification.

20-Aug-2020 18:50:44.697 淇℃伅 [localhost-startStop-1] org.apache.catalina.startup.HostConfig.deployDirectory 鎶妛eb 搴旂敤绋嬪簭閮ㄧ讲鍒扮洰褰� [D:\apache-tomcat-8.5.54\webapps\manager]

20-Aug-2020 18:50:44.786 淇℃伅 [localhost-startStop-1] org.apache.catalina.startup.HostConfig.deployDirectory Deployment of web application directory [D:\apache-tomcat-8.5.54\webapps\manager] has finished in [89] ms

Thu Aug 20 18:50:46 CST 2020 WARN: Establishing SSL connection without server's identity verification is not recommended. According to MySQL 5.5.45+, 5.6.26+ and 5.7.6+ requirements SSL connection must be established by default if explicit option isn't set. For compliance with existing applications not using SSL the verifyServerCertificate property is set to 'false'. You need either to explicitly disable SSL by setting useSSL=false, or set useSSL=true and provide truststore for server certificate verification.

Thu Aug 20 18:55:19 CST 2020 WARN: Establishing SSL connection without server's identity verification is not recommended. According to MySQL 5.5.45+, 5.6.26+ and 5.7.6+ requirements SSL connection must be established by default if explicit option isn't set. For compliance with existing applications not using SSL the verifyServerCertificate property is set to 'false'. You need either to explicitly disable SSL by setting useSSL=false, or set useSSL=true and provide truststore for server certificate verification.

Thu Aug 20 18:55:19 CST 2020 WARN: Establishing SSL connection without server's identity verification is not recommended. According to MySQL 5.5.45+, 5.6.26+ and 5.7.6+ requirements SSL connection must be established by default if explicit option isn't set. For compliance with existing applications not using SSL the verifyServerCertificate property is set to 'false'. You need either to explicitly disable SSL by setting useSSL=false, or set useSSL=true and provide truststore for server certificate verification.

Thu Aug 20 18:55:27 CST 2020 WARN: Establishing SSL connection without server's identity verification is not recommended. According to MySQL 5.5.45+, 5.6.26+ and 5.7.6+ requirements SSL connection must be established by default if explicit option isn't set. For compliance with existing applications not using SSL the verifyServerCertificate property is set to 'false'. You need either to explicitly disable SSL by setting useSSL=false, or set useSSL=true and provide truststore for server certificate verification.

Thu Aug 20 18:57:49 CST 2020 WARN: Establishing SSL connection without server's identity verification is not recommended. According to MySQL 5.5.45+, 5.6.26+ and 5.7.6+ requirements SSL connection must be established by default if explicit option isn't set. For compliance with existing applications not using SSL the verifyServerCertificate property is set to 'false'. You need either to explicitly disable SSL by setting useSSL=false, or set useSSL=true and provide truststore for server certificate verification.

java.lang.reflect.InvocationTargetException

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)

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

at java.lang.reflect.Method.invoke(Method.java:498)

at com.imooc.sm.global.DispatcherServlet.service(DispatcherServlet.java:55)

at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)

at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)

at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)

at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)

at com.imooc.sm.global.EncodingFilter.doFilter(EncodingFilter.java:22)

at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)

at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)

at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:199)

at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)

at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:543)

at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)

at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81)

at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:690)

at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)

at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)

at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:615)

at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)

at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:818)

at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1627)

at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)

at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)

at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)

at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)

at java.lang.Thread.run(Thread.java:748)

Caused by: org.mybatis.spring.MyBatisSystemException: nested exception is org.apache.ibatis.reflection.ReflectionException: There is no getter for property named 'id_number' in 'class com.imooc.sm.entity.Staff'

at org.mybatis.spring.MyBatisExceptionTranslator.translateExceptionIfPossible(MyBatisExceptionTranslator.java:77)

at org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:446)

at com.sun.proxy.$Proxy15.insert(Unknown Source)

at org.mybatis.spring.SqlSessionTemplate.insert(SqlSessionTemplate.java:278)

at org.apache.ibatis.binding.MapperMethod.execute(MapperMethod.java:57)

at org.apache.ibatis.binding.MapperProxy.invoke(MapperProxy.java:59)

at com.sun.proxy.$Proxy19.insert(Unknown Source)

at com.imooc.sm.service.impl.StaffServiceImpl.add(StaffServiceImpl.java:23)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)

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

at java.lang.reflect.Method.invoke(Method.java:498)

at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:317)

at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:190)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157)

at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:98)

at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:262)

at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:95)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)

at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)

at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:207)

at com.sun.proxy.$Proxy20.add(Unknown Source)

at com.imooc.sm.controller.StaffController.add(StaffController.java:60)

... 30 more

Caused by: org.apache.ibatis.reflection.ReflectionException: There is no getter for property named 'id_number' in 'class com.imooc.sm.entity.Staff'

at org.apache.ibatis.reflection.Reflector.getGetInvoker(Reflector.java:421)

at org.apache.ibatis.reflection.MetaClass.getGetInvoker(MetaClass.java:164)

at org.apache.ibatis.reflection.wrapper.BeanWrapper.getBeanProperty(BeanWrapper.java:162)

at org.apache.ibatis.reflection.wrapper.BeanWrapper.get(BeanWrapper.java:49)

at org.apache.ibatis.reflection.MetaObject.getValue(MetaObject.java:122)

at org.apache.ibatis.scripting.defaults.DefaultParameterHandler.setParameters(DefaultParameterHandler.java:79)

at org.apache.ibatis.executor.statement.PreparedStatementHandler.parameterize(PreparedStatementHandler.java:93)

at org.apache.ibatis.executor.statement.RoutingStatementHandler.parameterize(RoutingStatementHandler.java:64)

at org.apache.ibatis.executor.SimpleExecutor.prepareStatement(SimpleExecutor.java:86)

at org.apache.ibatis.executor.SimpleExecutor.doUpdate(SimpleExecutor.java:49)

at org.apache.ibatis.executor.BaseExecutor.update(BaseExecutor.java:117)

at org.apache.ibatis.executor.CachingExecutor.update(CachingExecutor.java:76)

at org.apache.ibatis.session.defaults.DefaultSqlSession.update(DefaultSqlSession.java:198)

at org.apache.ibatis.session.defaults.DefaultSqlSession.insert(DefaultSqlSession.java:185)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)

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

at java.lang.reflect.Method.invoke(Method.java:498)

at org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:433)

... 52 more