[R] update.packages() error R 3.4.0

[Jeff Newmiller]

Ah, if you have been following along the thread..  use the patched version.
-- 
Sent from my phone. Please excuse my brevity.

On April 28, 2017 9:06:21 AM PDT, Robert Baer <rbaer at atsu.edu> wrote:
>Is there an easy work-around for the update.packages error I'm getting 
>on Windows 10 with R 3.4.0?
>
> > update.packages()
>--- Please select a CRAN mirror for use in this session ---
>foreign :
>  Version 0.8-67 installed in C:/Program Files/R/R-3.4.0/library
>  Version 0.8-68 available at https://mirror.las.iastate.edu/CRAN
>Update (y/N/c)?  y
>Warning in install.packages(update[instlib == l, "Package"], l, repos =
>
>repos,  :
>   'lib = "C:/Program Files/R/R-3.4.0/library"' is not writable
>Error in if (file.exists(dest) && file.mtime(dest) > file.mtime(lib) &&
> :
>   missing value where TRUE/FALSE needed