Dear all,
when running in R a simple lme call (3 variables in data set) which works perfectly fine in S-PLUS, I keep getting the error message " Error in model.frame.default(formula = ~t + can2p + code, data = list( : object is not a matrix" Any help would be very much appreciated. Thanks. Bernd [[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.