[jbpm-users] [JBoss jBPM] - A duplicate mapping error?

When I run my application I got this error: Caused by: org.hibernate.DuplicateMappingException: Duplicate collection role mapping org.jbpm.bytes.ByteArray.byteBlocks I set the mapping in this way: <spring:bean id="jbpmSessionFactory" class="org.springframework.orm.hibernate3.LocalSessionFactoryBean"> <spring:property name="dataSource"> <spring:ref local="jbpmDataSource" /> </spring:property> <spring:property name="mappingLocations"> <spring:value>classpath*:/org/jbpm/**/*.hbm.xml</spring:value> </spring:property> <spring:property name="typeDefinitions"> <spring:ref local="jbpmTypes" /> </spring:property> <spring:property name="hibernateProperties"> <spring:props> <spring:prop key="hibernate.dialect">org.hibernate.dialect.DerbyDialect</spring:prop> <spring:prop key="hibernate.cache.provider_class">org.hibernate.cache.HashtableCacheProvider</spring:prop> <!-- Create/update the database tables automatically when the JVM starts up --> <spring:prop key="hibernate.hbm2ddl.auto">update</spring:prop> </spring:props> </spring:property> </spring:bean> Does anyone of you know what problem is? thanks View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4178659#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...