Hibernate slf4j exception
I am getting the following exception when I call
configuration.configure(hibernate.cfg.xml).buildSessionFactory()
:
Exception in thread "main" java.lang.NoSuchMethodError: org.slf4j.Logger.isTraceEnabled()Z
at org.hibernate.type.NullableType.<clinit>(NullableType.java:59)
at org.hibernate.Hibernate.<clinit>(Hibernate.java:103)
at org.hibernate.type.TypeFactory.<clinit>(TypeFactory.java:69)
at org.hibernate.mapping.ManyToOne.getType(ManyToOne.java:49)
at org.hibernate.mapping.ManyToOne.createForeignKey(ManyToOne.java:62)
at org.hibernate.cfg.HbmBinder.createProperty(HbmBinder.java:2213)
at org.hibernate.cfg.HbmBinder.createClassProperties(HbmBinder.java:2170)
at org.hibernate.cfg.HbmBinder.createClassProperties(HbmBinder.java:2060)
at org.hibernate.cfg.HbmBinder.bindRootPersistentClassCommonValues(HbmBinder.java:381)
at org.hibernate.cfg.HbmBinder.bindRootClass(HbmBinder.java:295)
at org.hibernate.cfg.HbmBinder.bindRoot(HbmBinder.java:166)
at org.hibernate.cfg.Configuration.add(Configuration.java:702)
at org.hibernate.cfg.Configuration.addInputStream(Configuration.java:537)
at org.hibernate.cfg.Configuration.addResource(Configuration.java:599)
at org.hibernate.cfg.Configuration.parseMappingElement(Configuration.java:1621)
at org.hibernate.cfg.Configuration.parseSessionFactory(Configuration.java:1589)
at org.hibernate.cfg.Configuration.doConfigure(Configuration.java:1568)
at org.hibernate.cfg.Configuration.doConfigure(Configuration.java:1542)
at org.hibernate.cfg.Configuration.configure(Configuration.java:1462)
at com.enwelib.server.hibernate.helper.HibernateVendHelper.<init>(HibernateVendHelper.java:47)
at com.ensarm.crawler.CrawlManager.saveEntity(CrawlManager.java:93)
at com.ensarm.crawler.CrawlManager.main(CrawlManager.java:30)
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1 answer
The method Logger.isTraceEnabled()
was added toslf4j1.4. Apparently you are using an older version whereas Hibernate requires a later version. Revise the CLASSPATH and use a newer version of this library (currently 1.6.4).
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