To close this thread on-list : packageVersion() was added to R in 2.12.0. data.table's dependency on 2.12.0 is updated, thanks. Matthew
"Jesse Brown" <jesse.r.br...@lmco.com> wrote in message news:4e1b21a8.8090...@atl.lmco.com... > Matthew Dowle wrote: >> Hi, >> >> Try package 'data.table'. It has a concept of keys which allows you to do >> exactly that. >> >> http://datatable.r-forge.r-project.org/ >> >> Matthew >> >> > Hi Matthew, > > Unfortunately, the load of that library fails (it builds successfully). > I'm currently looking into why. Error output looks something similar to: > > > > library(data.table) > Error in .makeMessage(..., domain = domain, appendLF = appendLF) : > could not find function "packageVersion" > Error : .onAttach failed in 'attachNamespace' > Error: package/namespace load failed for 'data.table' > > > I googled around a bit and there is mention of a bug in packageVersion but > there was no solution that I found. Is this something that is easily > overcome? > > > Thanks, > > Jesse > ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.