It's got three changes: - the bug fix described above - another minor bug fix so the islands properly shut themselves down when a perfect individual is found - the default for 'compression' is now FALSE It seems to be working with your code, let me know if things are looking good. Sean On Feb 4, 2008, at 7:40 PM, Bradford Barr wrote: > I made a zip file of all the files I was using. The problem is the > regression example included in ECJ.