[R] issue with available.packages() and download.file()

Dear R-Users, I think I have encountered a potential bug (or at least unwanted behavior), but I'm not sure so I wanted to post here first. Lately I've been encountering an error when running a package I put together. I have my package set up to check for updates when it loads but this error occu

[R] .First and loading a package in a workspace

Hi, I'm writing a package called rNMR and I'd like to be able to save a workspace with rNMR loaded, exit R, and then load the workspace, loading rNMR at the same time. This is no problem on Windows but on Linux and Macs I can't get it to work. Here's the deal. rNMR has includes a .onLoad functio