[R] installing R 2.14.2

Hello,I am trying to install a newer version of R (R 2.14.2) from this linkhttp://cran.r-project.org/bin/macosx/ However I am getting an error that it can not be installed on my computer. My Mac is version 10.6.8. Can you please advise me what the problem. I need the newer version to install t

[R] FW: fdp and Rgraphviz

Hello, I am beginner user of R. I am trying to use GeneNet package. I started by the example on this link: http://strimmerlab.org/software/genenet/download/arabidopsis-net.R However I am getting an error at this line:system("fdp -T svg -o arthdyn.svg arthdyn.dot") # SVG format sh: fdp: co

[R] fdp c

Hello, I am beginner user of R. I am trying to use GeneNet package. I started by the example on this link: http://strimmerlab.org/software/genenet/download/arabidopsis-net.R However I am getting an error at this line:system("fdp -T svg -o arthdyn.svg arthdyn.dot") # SVG format sh: fdp: command n