Hello, It is kindly requested to post in plain text. HTML is prohibited.
Your data are stored in "abondance.txt", not in "abondance". Hope this helps, Pascal 2013/9/25 Pierre Paradis <exod...@hotmail.com> > I'm a beginner, trying to do a canonical correspondance analysis with the > vegan package, but I come up with that : > library(vegan) > abondance.txt > <- read.table("C:/Users/abondance.txt",header=T,sep="\t") > abondance <- > cca(abondance[,-c(1,2)]~altitude, data=abondance, nhea) Error in > model.frame(data = abondance, na.action = function (object, : object > 'abondance' not found any ideas ? thanks ! > [[alternative HTML version deleted]] > > ______________________________________________ > 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. > -- Pascal Oettli Project Scientist JAMSTEC Yokohama, Japan [[alternative HTML version deleted]] ______________________________________________ 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.