[Rd] R CMD check - "there is no package called"

[Simon Urbanek]

On Jul 24, 2010, at 9:02 AM, John Hendrickx wrote:

> I'm trying to update my "perturb" package to get rid of some small warning 
> messages. The examples in "perturb" use the "Duncan" dataset from the "car" 
> package and I have "car" installed in R. But when I run "R CMD check", I get an 
> error message 
> 
> 
>> require("car")
> Loading required package: car
> Warning in library(package, lib.loc = lib.loc, character.only = TRUE, 
> logical.return = TRUE,  :
>  there is no package called 'car'
>> data(Duncan)
> Warning in data(Duncan) : data set 'Duncan' not found
> 
> This is very strange, the example works fine if I just run it in R. This is the 
> example from the perturb.rd file:
> 
>  \examples{
> require("car")
> data(Duncan)
> attach(Duncan)
> m1<-lm(prestige~income+education)
> ...
> 
> I'm using R 2.11.1 under Ubuntu 10.04. Perhaps the problem is related to the 
> packages being installed in my home directory. I've create an ~/.Renviron file 
> with 
> 
> R_LIBS_USER="/home/john/lib/R/library"
> 
> I've also tried creating an environment variable "export 
> R_LIBRARY_DIR=/home/john/lib/R/library/" before running R CMD check.

The correct name is R_LIBS

Cheers,
Simon


> That made 
> no difference. Can anyone point me in the right direction? Do I have to install 
> packages in R_HOME?
> 
> 
> 
> 
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