"jabailo" wrote : | | However, I'm not sure if JBoss supports it as it forces an error. | Can you post the exception stacktrace? "jabailo" wrote : | Is slf4j support native to JBoss? | Which version of JBoss do you use? If JBoss-5 CR2 then have a look at the release notes http://www.jboss.com/index.html?module=bb&op=viewtopic&t=142572. Specifically: anonymous wrote : | Hibernate-core is now using slf4j-api as a logging facade. To properly integrate that in JBossAS we have created an slf4j-to-jboss-logging adapter (slf4j-jboss-logging.jar) that creates a static binding between sl4j and jboss-logging-spi . The jboss-logging default implementation is configured to use log4j. See JBAS-5519. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4177673#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...