System Settings System Settings Make the following changes to your system: intersystems-jdbc-<version>.jar FileThe InterSystems JDBC jar file contains the InterSystems JDBC driver. If you haven't already done so, copy the latest version of the JDBC jar file to <hibernate_root>\lib (where <hibernate_root> is your installation directory. The file is named intersystems-jdbc-<version>.jar, where <version> is a number such as 3.3.0 (the latest version number may be higher than this). You can download the latest version of the file from the InterSystems IRIS Driver PackagesOpens in a new tab page. Java ClasspathMake sure the following items are on your Java classpath: The jar files from <hibernate_root>\lib The directory or directories where the Hibernate configuration files (hibernate.properties and hibernate.cfg.xml) are kept. By default, both files are in <hibernate_root>\etc.