On 26/08/2007 6:13 AM, Usman Shehu wrote: > Dear R-users, > Can some one help me out. I tried installing some packages in R_2.5.1 but I > get an error message as shown below. This is unusual since I have been > installing and updatings packages in the same version of R. > >> chooseCRANmirror() >> update.packages(ask='graphics') > Error in .readRDS(pfile) : unknown input format > or >> utils:::menuInstallPkgs() > Error in .readRDS(pfile) : unknown input format
I'd guess it's a problem with the mirror. Which one did you choose? Do you get the same error if you choose a different one? Duncan Murdoch ______________________________________________ R-help@stat.math.ethz.ch 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.
