On Thu, Jan 27, 2011 at 7:57 AM, 刘力平 <liping.li...@gmail.com> wrote: > Hi, > > I write a package in Linux and ready to distribute, and I can install it in > linux and run it. > However, when I have install it in my Windows' R. > > I can not 'require' it. > >> is.element("grt", installed.packages()[,1]) > [1] TRUE >> require(grt) > Loading required package: grt > Failed with error: ‘'grt' is not a valid installed package’ > > Is there any pitfall between platforms? > And anywhere I could check more detailed error message.
How did you install it in Windows? If you just copied it from the Linux install directory, or if its in a shared directory, it probably wont work. You need to do a proper R CMD INSTALL on Windows, and for that you'll need the assorted dev tools for building R packages on Windows. Barry ______________________________________________ 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.