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Mapping documents:

Code between sessionFactory.openSession() and session.close():

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Debug level Hibernate log excerpt:


I am new to the hibernateworld,when I run my project, thefollowing error displayed....Please help me to solve the error



log4j:WARN No appenders could be found for logger (org.hibernate.cfg.Environment).

log4j:WARN Please initialize the log4j system properly.

org.hibernate.MappingException: Could not configure datastore from file: D:\Project\classes\com\network\head.hbm.xml

at org.hibernate.cfg.Configuration.addFile(Configuration.java:249)

at org.hibernate.cfg.Configuration.addDirectory(Configuration.java:530)

at org.hibernate.cfg.Configuration.addDirectory(Configuration.java:527)

at com.network.HibernateUtil.<clinit>(HibernateUtil.java:49)

at com.network.networkTree.getDataModel(networkTree.java:58)

at com.network.networkTree.main(networkTree.java:88)

Caused by: org.hibernate.MappingException: duplicate import: com.network.head

at org.hibernate.cfg.Mappings.addImport(Mappings.java:105)

at org.hibernate.cfg.HbmBinder.bindPersistentClassCommonValues(HbmBinder.java:541)

at org.hibernate.cfg.HbmBinder.bindClass(HbmBinder.java:488)

at org.hibernate.cfg.HbmBinder.bindRootClass(HbmBinder.java:234)

at org.hibernate.cfg.HbmBinder.bindRoot(HbmBinder.java:152)

at org.hibernate.cfg.Configuration.add(Configuration.java:362)

at org.hibernate.cfg.Configuration.addInputStream(Configuration.java:400)

at org.hibernate.cfg.Configuration.addFile(Configuration.java:245)

... 5 more




I am using Jbuilder and Oracle connection.....

Please help me....

Caused by: org.hibernate.MappingException: duplicate import: com.network.head

did you map this twice.