[Rd] couldn't find function "setClass"

Prof Brian Ripley ripley at stats.ox.ac.uk
Tue Sep 16 21:18:04 MEST 2003

It's not been a valid assumption ever (or as long as I can recall).
The only thing you can assume in base.  We try to be careful in the R 
tarball, but things slip past.


On Tue, 16 Sep 2003, Jeff Gentry wrote:

> > Did you make sure that you have
> > require(methods)
> > early in your R sources for the package?
> No, and that was exactly the problem (although specifically I put the
> 'require(methods)' into the R_PROFILE.R file).  I was under the impression
> that methods was always loaded by default when R started up (and thus,
> many of the BioC packages no longer have an explicit 'require(methods)'
> call).  As I said, this is something relatively recent in R-devel, and
> wasn't necessary just a week ago ... I'm assuming it was an intended
> change tho. :)
> Thanks
> -J
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Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272866 (PA)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595

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