Hi, I am using Jboss 4.0.0 and MySql 5.0 and I am trying to use MySql as DefaultDS. I have followed the steps indicated in http://wiki.jboss.org/auth/wiki/en/SetUpAMysqlDatasource?action=e&win... But now I have a problem. When I start Jboss, at then console messages I read, 15:44:30,395 ERROR [URLDeploymentScanner] Incomplete Deployment listing: MBeans waiting for other MBeans: ObjectName: jboss.ejb:service=EJBTimerService,persistencePolicy=database state: FAILED I Depend On: jboss.jca:service=DataSourceBinding,name=DefaultDS Depends On Me: com.mysql.jdbc.exceptions.MySQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTERVAL bigint, INSTANCEPK other, INFO other, ' at line 5 MBEANS THAT ARE THE ROOT CAUSE OF THE PROBLEM: ObjectName: jboss.ejb:service=EJBTimerService,persistencePolicy=database state: FAILED I Depend On: jboss.jca:service=DataSourceBinding,name=DefaultDS Depends On Me: com.mysql.jdbc.exceptions.MySQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTERVAL bigint, INSTANCEPK other, INFO other, ' at line 5 If anyone can help me I will appreciate. Regarding, Jose Alvarez de Lara (pepelara) View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4151630#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...