[Rd] package NULL not found

Duncan Murdoch murdoch at stats.uwo.ca
Fri Jul 20 00:36:08 CEST 2007


On 19/07/2007 5:55 PM, Gabor Grothendieck wrote:
> I noticed I am getting the same messages when trying to check other
> packages too such as gsubfn which previously checked ok.
> 
> I had recently reinstalled cygwin so its likely something to do with
> that but have not tracked it down.

Another possibility may be that you have a .RData file in the check 
directory, and it is masking some important function.  This was a 
problem for me a few days ago with INSTALL; I don't know if it affects 
check.

Duncan Murdoch

> 
> On 7/19/07, Gabor Grothendieck <ggrothendieck at gmail.com> wrote:
>> In performing Rcmd check I am getting this output regarding using
>> Argument '' and a NULL package not found and it stops with an error:
>>
>> * using log directory 'C:/Rpkgs/sqldf.Rcheck'
>> * using ARGUMENT '
>> ' __ignored__  R version 2.5.1 (2007-06-27)
>> * checking for file 'sqldf/DESCRIPTION' ... OK
>> * this is package 'sqldf' version '0.1-0'
>> * checking package dependencies ... ERROR
>> During startup - Warning messages:
>> 1: there is no package called 'NULL
>> ' in: library(package, lib.loc = lib.loc, character.only = TRUE,
>> logical = TRUE,
>> 2: package NULL
>>  in options("defaultPackages") was not found
>> See the information on DESCRIPTION files in the chapter 'Creating R
>> packages' of the 'Writing R Extensions' manual.
>>
>> My DESCRIPTION file looks like this:
>>
>> Package: sqldf
>> Version: 0.1-0
>> Date: 2007-07-19
>> Title: SQL on data frames.
>> Author: G. Grothendieck
>> Maintainer: G. Grothendieck <ggrothendieck at gmail.com>
>> Description:  Thin layer over RSQLite and RMySQL facilitating use of
>> SQL selects on data frames.
>> Depends: R (>= 2.5.1), RSQLite (>= 0.5-5), gsubfn
>> License: GPL (Version 3 or later)
>> URL: http://code.google.com/p/sqldf/
>>
>> and the entire package is at (click on Source tab):
>>
>>   http://code.google.com/p/sqldf/
>>
>> I am using
>>> R.version.string # Windows XP
>> [1] "R version 2.5.1 (2007-06-27)"
>>
>> Does anyone know what this means and how to fix it?
>>
>> The package itself seems to work.  Its just getting it past Rcmd check
>> that is the problem.
>>
>> Thanks.
>>
> 
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