Dear all, Under version 2.0.0, I get the error below when calling summary() on a lme-object, whereas it works under version 1.9.1 (well, it did last week, before I upgraded). Any help on this? Thx in advance Søren
> library(nlme) > mf <- formula(Weight~Cu*(Time+I(Time^2)+I(Time^3))) > lme1 <- lme(mf, data = dietox, random=~1|Pig) > summary(lme1) Linear mixed-effects model fit by REML Data: dietox AIC BIC logLik 4748.664 4815.081 -2360.332 Random effects: Formula: ~1 | Pig (Intercept) Residual StdDev: 6.360083 3.116751 Fixed effects: Error in as.vector(x, "list") : cannot coerce to vector ______________________________________________ [EMAIL PROTECTED] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html