Reproducible example:
dir.create("test")
.libPaths("test")
install.packages("relations", type = "source")
Fails with:
...
* installing *source* package ‘relations’ ...
...
** testing if installed package can be loaded
*** arch - i386
Error : package ‘sets’ required by ‘relations’ could not be fo
Starting in SVN revision 47035 (which shows up in the R-2-9-0 line),
transform.data.frame() started accepting arguments like 'row.names' and
'stringsAsFactors' to be passed through to the data.frame() function. It looks
like this was an unintentional side-effect of letting multiple columns be a