Hi John , could you please update the Alien squeak source web page. Gofer new url: 'http://www.squeaksource.com/Alien' ; addPackage: 'ConfigurationOfAlien'; load. Then evaluate the desired group/s: ConfigurationOfAlien loadCore. ConfigurationOfAlien loadTests. ConfigurationOfAlien loadLibC. ConfigurationOfAlien loadMacOSX. ConfigurationOfAlien loadVMMaker. ConfigurationOfAlien loadWin32. Should be changed to Gofer it squeaksource:'MetacelloRepository' ; package: 'ConfigurationOfAlien'; load. Then evaluate the following to get the default installation (Smalltalk globals classNamed: 'ConfigurationOfAlien') perform:#loadLatestVersion. Or evaluate the following to get more specific group/s: ConfigurationOfAlien loadCore. ConfigurationOfAlien loadTests. ConfigurationOfAlien loadLibC. ConfigurationOfAlien loadMacOSX. ConfigurationOfAlien loadVMMaker. ConfigurationOfAlien loadWin32.