Thanks Ken, that was it. I've updated to R version 2.11.0 Under development (unstable) (2010-02-18 r51149) x86_64-apple-darwin9.8.0 and everything looks fine now. Thanks too to Simon for sorting this out!
Roger -- View this message in context: http://n4.nabble.com/lty-dots-pdf-issue-tp1561703p1561864.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ 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.