lgf444

org.hibernate.MappingException: Repeated column in mapping for entity: com.carschool.bean.Traincar column: id (should be mapped with insert="false" update="false")     <many-to-one name="carclass" ...

org.hibernate.MappingException: Duplicate property mapping of exes found in com.carschool.bean.Carclass       carclass.hbm.xml中有二个一样的 <property name="名字" /> <property name="名字" />...

org.hibernate.InvalidMappingException: Could not parse mapping document from resource com/facility.hbm.xml         我的是在hibernate.cfg.xml中没加配置com/facility.hbm.xml

org.hibernate.LazyInitializationException: could not initialize proxy - no Session at org.hibernate.proxy.AbstractLazyInitializer.initialize(AbstractLazyInitializer.java:57) at org.hibernate.proxy.Abs...

org.hibernate.HibernateException: Could not parse configuration: /hibernate.cfg.xml    at org.hibernate.cfg.Configuration.doConfigure(Configuration.java:1500)    at org.hibernate.cfg.Configuration.con...

    当用hibernate  查出一个list时  在网页中用el拿他的值时,出下面的错误   javax.servlet.ServletException: The "." operator was supplied with an index value of type "java.lang.String" to be applied to a List or array, but tha...