Hibernate

[NuncaTaxi]

Hibernate, problemas en schemaexport

[schemaexport] 12:25:29,916 INFO Environment: - using java.io streams to persist binary types
[schemaexport] 12:25:29,917 INFO Environment: - Bytecode provider name : cglib
[schemaexport] 12:25:29,947 INFO Environment: - using JDK 1.4 java.sql.Timestamp handling
[schemaexport] 12:25:30,570 INFO Configuration: - configuring from file: hibernate.cfg.xml
[schemaexport] 12:25:31,116 INFO Configuration: - Reading mappings from resource : com/Event.hbm.xml
[schemaexport] 12:25:31,842 INFO HbmBinder: - Mapping class: com.Event -> events
[schemaexport] 12:25:32,624 INFO Configuration: - Reading mappings from resource : com/Location.hbm.xml
[schemaexport] 12:25:32,751 INFO HbmBinder: - Mapping class: com.Location -> locations
[schemaexport] 12:25:32,759 INFO Configuration: - Configured SessionFactory: java:/hibernate/HibernateFactory
[schemaexport] 12:25:33,107 INFO Dialect: - Using dialect: org.hibernate.dialect.MySQLDialect

BUILD FAILED
/root/hlog/src/build4.xml:44: java.lang.NullPointerException


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Sls.