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[求助] 编写1对1Hibernate映射时,出现如下错误

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发表于 2007-9-9 11:16:46 | 显示全部楼层 |阅读模式
我是照着李兴华的视频一步一步做的,但是视频调试通过,我却出现如下错误,绞尽脑汁,我实在是没有办法了,特请教各位大侠!
帮帮我吧!

严重: Servlet.service() for servlet addUser threw exception
org.hibernate.exception.GenericJDBCException: could not insert: [org.shuye100.User1]

Caused by: java.sql.SQLException: Field 'userid' doesn't have a default value

具体细节请看如下:
2007-9-9 10:58:33 org.apache.catalina.core.AprLifecycleListener init
信息: The Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: C:\Program Files\MyEclipse 5.5.1 GA\bin;C:\Program Files\Apache Software Foundation\Tomcat 6.0\bin
2007-9-9 10:58:33 org.apache.coyote.http11.Http11Protocol init
信息: Initializing Coyote HTTP/1.1 on http-8080
2007-9-9 10:58:33 org.apache.catalina.startup.Catalina load
信息: Initialization processed in 1931 ms
2007-9-9 10:58:33 org.apache.catalina.core.StandardService start
信息: Starting service Catalina
2007-9-9 10:58:33 org.apache.catalina.core.StandardEngine start
信息: Starting Servlet Engine: Apache Tomcat/6.0.13
2007-9-9 10:58:36 org.apache.struts.util.PropertyMessageResources <init>
信息: Initializing, config='org.apache.struts.util.LocalStrings', returnNull=true
2007-9-9 10:58:36 org.apache.struts.util.PropertyMessageResources <init>
信息: Initializing, config='org.apache.struts.action.ActionResources', returnNull=true
2007-9-9 10:58:38 org.apache.struts.util.PropertyMessageResources <init>
信息: Initializing, config='com.yourcompany.struts.ApplicationResources', returnNull=true
log4j:WARN No appenders could be found for logger (org.apache.struts.util.PropertyMessageResources).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN No appenders could be found for logger (org.apache.struts.util.PropertyMessageResources).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN No appenders could be found for logger (org.apache.struts.util.PropertyMessageResources).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN No appenders could be found for logger (org.apache.struts.util.PropertyMessageResources).
log4j:WARN Please initialize the log4j system properly.
2007-9-9 10:59:41 org.apache.coyote.http11.Http11Protocol start
信息: Starting Coyote HTTP/1.1 on http-8080
2007-9-9 10:59:41 org.apache.jk.common.ChannelSocket init
信息: JK: ajp13 listening on /0.0.0.0:8009
2007-9-9 10:59:41 org.apache.jk.server.JkMain start
信息: Jk running ID=0 time=0/172  config=null
2007-9-9 10:59:41 org.apache.catalina.startup.Catalina start
信息: Server startup in 68424 ms
log4j:WARN No appenders could be found for logger (org.hibernate.cfg.Environment).
log4j:WARN Please initialize the log4j system properly.
2007-9-9 11:00:13 org.apache.catalina.core.StandardWrapperValve invoke
严重: Servlet.service() for servlet addUser threw exception
org.hibernate.exception.GenericJDBCException: could not insert: [org.shuye100.User1]
        at org.hibernate.exception.SQLStateConverter.handledNonSpecificException(SQLStateConverter.java:103)
        at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:91)
        at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)
        at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:1986)
        at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2405)
        at org.hibernate.action.EntityIdentityInsertAction.execute(EntityIdentityInsertAction.java:37)
        at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:248)
        at org.hibernate.event.def.AbstractSaveEventListener.performSaveOrReplicate(AbstractSaveEventListener.java:269)
        at org.hibernate.event.def.AbstractSaveEventListener.performSave(AbstractSaveEventListener.java:167)
        at org.hibernate.event.def.AbstractSaveEventListener.saveWithGeneratedId(AbstractSaveEventListener.java:101)
        at org.hibernate.event.def.DefaultSaveOrUpdateEventListener.saveWithGeneratedOrRequestedId(DefaultSaveOrUpdateEventListener.java:186)
        at org.hibernate.event.def.DefaultSaveEventListener.saveWithGeneratedOrRequestedId(DefaultSaveEventListener.java:33)
        at org.hibernate.event.def.DefaultSaveOrUpdateEventListener.entityIsTransient(DefaultSaveOrUpdateEventListener.java:175)
        at org.hibernate.event.def.DefaultSaveEventListener.performSaveOrUpdate(DefaultSaveEventListener.java:27)
        at org.hibernate.event.def.DefaultSaveOrUpdateEventListener.onSaveOrUpdate(DefaultSaveOrUpdateEventListener.java:70)
        at org.hibernate.impl.SessionImpl.fireSave(SessionImpl.java:530)
        at org.hibernate.impl.SessionImpl.save(SessionImpl.java:518)
        at org.hibernate.impl.SessionImpl.save(SessionImpl.java:514)
        at org.shuye100.UserDAO.save(UserDAO.java:9)
        at org.shuye100.addUser.doGet(addUser.java:32)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:690)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:261)
        at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
        at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:581)
        at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
        at java.lang.Thread.run(Unknown Source)
Caused by: java.sql.SQLException: Field 'userid' doesn't have a default value
        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:946)
        at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2985)
        at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1631)
        at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1723)
        at com.mysql.jdbc.Connection.execSQL(Connection.java:3256)
        at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1313)
        at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:1585)
        at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:1500)
        at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:1485)
        at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:1968)
        ... 30 more
发表于 2007-9-9 23:16:55 | 显示全部楼层
我晕。搞出这么多异常,我估计楼主的主键设置的方式不正确导致。
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