[R] Getting an older version of a package

[Uwe Ligges]

stephen sefick wrote:
> if you are on a .nix then in a terminal move to the directory that
> contains the tar ball of the packages and type R CMD install
> foo.tar.bz

... same if you are on Windows (as it seems to be the case), but before, 
you need to install the tools mention in the manual R Installation and 
Administration.

Uwe Ligges



> hope this helps
> 
> Stephen Sefick
> 
> On Sun, May 24, 2009 at 5:50 PM, Le Wang <ruser.le at gmail.com> wrote:
>> Duncan Murdoch,
>>
>> Many thank you for your reply. I did try to download the older
>> versions from CRAN. But I am not quite sure how to compile the source
>> form. I tried using the option "install package(s) from local zip
>> files" in R, but it didn't work. It simply gave the following msg
>>
>>> utils:::menuInstallLocal()
>> updating HTML package descriptions
>>
>> On Sun, May 24, 2009 at 4:36 PM, Duncan Murdoch <murdoch at stats.uwo.ca> wrote:
>>> On 24/05/2009 4:00 PM, Le Wang wrote:
>>>> Hi there,
>>>>
>>>> Thanks for your time in advance.
>>>>
>>>> I am using an add-on package from Cran. After I updated this package,
>>>> some of my programs don't work any more. I was wondering if there is
>>>> anything like version control so that I could use the older version of
>>>> that package; or if I could manually install the previous version and
>>>> how I could acheive it? I am not a regular R user; although it is
>>>> supposed to be very easy, after spending many hours on this, I still
>>>> haven't figured out how to proceed. Your help will be greatly
>>>> appreciated.
>>> CRAN has the older versions of the package available in source form. You
>>> need to download one of those and install it:  but watch out for other
>>> packages that depend on the newer one.  In the long run, it's probably a
>>> better investment of your time to fix your programs to work with the new
>>> package.  (Or possibly report to the package maintainer if they have
>>> introduced a bug.)
>>>
>>> Prior to R 2.9.0, it was possible to install multiple different versions of
>>> packages, but this never worked perfectly, and it has been dropped.
>>>
>>> Duncan Murdoch
>>>
>>>
>> ______________________________________________
>> R-help at 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.
>>
> 
> 
>