[Rd] couldn't find function "setClass"

[Douglas Bates]

Jeff Gentry <jgentry at jimmy.harvard.edu> writes:

> With a new checkout of R-devel (last update was 2003-09-11) we are having
> a problem (it seems to be happening to all of us here on a few different
> machines) where during install/check/etc when the 'save image' happens (in
> packages using 'save image'):
> 
> ** save image
> Error: couldn't find function "setClass"
> Execution halted
> 
> 
> This is for all packages that are using classes.
> 
> Is anyone else having this problem?

Did you make sure that you have

require(methods)

early in your R sources for the package?

Depending upon the default set of packages loaded you may not have the
methods package available during install if you don't require it.