Re: [R] install R packages--sorry last letter that I sent I had an error, this one is the right one

From: Martyn Plummer <>
Date: Fri 20 May 2005 - 00:18:23 EST

On Thu, 2005-05-19 at 10:09 -0400, Li, Jia wrote:
> Dear All,
> When I tried to install R packages I found this error:
> > library(survival)
> Loading required package: splines

This is for your information. It is not an error message and is not asking you to do anything (i.e. it says "loading" not "please load")

> > install.packages("splines")
> --- Please select a CRAN mirror for use in this session ---
> Warning message:
> package splines is in use and will not be installed
> But I just opened R, and haven't used anything yet, how come did it say "package splines is in use"?

Because it was loaded automatically when you loaded the splines package. Have a look at the search path with


You have confused *installing* a package - putting it's files on your disk - with *loading* it - making it's objects and help pages available for use in an R session.

Martyn mailing list PLEASE do read the posting guide! Received on Fri May 20 00:23:01 2005

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