Also, you have not said: - your OS - your version of R - your version of party - your code - what "Large data set" means - what "very large model objects" means
So... how is anyone suppose to help you? Max ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.