Le mardi 11 septembre 2012 à 15:36 +0200, Ravichandra MONDRETI a écrit : > > Dear R users, > > > > Hope someone can help me to solve the problem. I have a problem > installing packages in to r . The following message was being displayed > in the console when I was trying to install 'rgdal' package. > > > > > install.packages("rgdal") > > Warning in install.packages : > > argument 'lib' is missing: using 'C:/Documents and > Settings/mondreti/Mes documents/R/win-library/2.11' > > Warning in install.packages : > > Could not open: HTTP status was '404 Not Found' > > Warning in install.packages : > > Could not open: HTTP status was '404 Not Found' > > Warning in install.packages : > > unable to access index for repository > http://www.stats.ox.ac.uk/pub/RWin/bin/windows/contrib/2.11 I think you should use another CRAN mirror, or upgrade R to a more recent version. This mirror only includes packages built since R 2.12.
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