Caused by: org.hibernate.MappingException: must specify an identifier type

Caused by: org.hibernate.MappingException: must specify an identifier type 
异常：Caused by: org.hibernate.MappingException: must specify an identifier type:
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Caused by: org.hibernate.MappingException: must specify an identifier type: com.xycentre.otms.usermanager.model.OtmsUser   
    at org.hibernate.cfg.HbmBinder.bindSimpleId(HbmBinder.java:418)   
    at org.hibernate.cfg.HbmBinder.bindRootPersistentClassCommonValues(HbmBinder.java:356)   
    at org.hibernate.cfg.HbmBinder.bindRootClass(HbmBinder.java:295)   
    at org.hibernate.cfg.HbmBinder.bindRoot(HbmBinder.java:166)  
Caused by: org.hibernate.MappingException: must specify an identifier type: com.xycentre.otms.usermanager.model.User
 at org.hibernate.cfg.HbmBinder.bindSimpleId(HbmBinder.java:418)
 at org.hibernate.cfg.HbmBinder.bindRootPersistentClassCommonValues(HbmBinder.java:356)
 at org.hibernate.cfg.HbmBinder.bindRootClass(HbmBinder.java:295)
 at org.hibernate.cfg.HbmBinder.bindRoot(HbmBinder.java:166)
 

解决方案:

User.hbm.xml里id的name没有写..

把ID里面的name属性写上,就没事.

 
<id name="userID" column="USER_ID" type="java.lang.String">
   <generator class="native"></generator>  
</id>