Bug: http://groups.google.com/group/liftweb/browse_frm/thread/960ced8f30a0ee2 The mysql-db-connection is configured in "ItemSpecs.scala". You'll have to customize it so that it works in you're environment. Instructions: cd tmp git clone git://github.com/JoKie/bug.liftweb.custom.primary.key.git cd bug.liftweb.custom.primary.key sbt update test