Re: [R] Unable to install packages on Mac OS X

Thank you David for your answer. The lattice package was not a good example. The thing is the same errors occurs with any package I try to install. Thank you Miguel On Jul 28, 2011, at 4:31 PM, David Winsemius wrote: > > On Jul 28, 2011, at 3:08 PM, Miguel Leal wrote: > >

[R] Unable to install packages on Mac OS X

I'm having problems installing packages. I'm working on the R version 2.13.1 in a Mac OS X version 10.6.8. I'm not able to search or install packages. For instance, I have the following error message: > install.packages("lattice") Warning: unable to access index for repository http://cran.pt.r