Hello everybody, I have found the solution to my problem. Instead of writing > plot(mydata, outer = ~ treatment)
I should write > plot(mydata, outer = ~ mydata$treatment) >"E. Corda" <[EMAIL PROTECTED]> writes: > >> I would be grateful if anyone could help me with the following. I am using >> nlme library and I am trying to do a trellis plot with an outer factor, but >> I have an error message which I can't understand. >> >> Here is the code : >> >> > mydata <- groupedData(y ~ x | warren/rabbit, outer= ~ treatment, >> data=mydata) >> > plot(mydata) >> # I obtain a plot with all rabbits displayed individually and no outer factor. >> > plot(mydata, outer = ~ treatment) >> Error in order(na.last, decreasing, ...) : >> Argument lengths differ >> >> I use R 1.5.1 with Windows 2000. > >Could you upgrade to R-1.6.2 and try again? There were a lot of >changes to the nlme package since R version 1.5.1. I'm not sure if >this specific problem was fixed but it may have been. > > Eve CORDA Office national de la chasse et de la faune sauvage 5, rue de Saint Thibault SAINT-BENOIST 78610 AUFFARGIS BP 20 - 78612 LE PERRAY EN YVELINES Cedex FRANCE Tel : +33 (0)1.30.46.60.64 Fax : +33 (0)1.30.46.60.99 Email : [EMAIL PROTECTED] ______________________________________________ [EMAIL PROTECTED] mailing list http://www.stat.math.ethz.ch/mailman/listinfo/r-help
