Looks like I need to start again with this package.
22 Feb 2006 - The Hydrogen team is pleased to announce the release of Hydrogen version 0.9.3! The new release is immediately available for download. 0.9.3 is mostly a bugfix release, but also has some improvements. So what's new in Hydrogen 0.9.3? Integrated WASP plugins by Artemiy Pavlov, including innovative Booster, Noisifier and X-Shaper; New, much improved color scheme; Fixed various bugs related to Jack audio driver; Fixed 100% CPU usage bug.