[R] error message!

[Duncan Murdoch]

On 26/08/2007 6:13 AM, Usman Shehu wrote:
> Dear R-users,
> Can some one help me out. I tried installing some packages in R_2.5.1  but I get an error message as shown below. This is unusual since I have been installing and updatings packages in the same version of R.
> 
>> chooseCRANmirror()
>> update.packages(ask='graphics')
> Error in .readRDS(pfile) : unknown input format
> or
>> utils:::menuInstallPkgs()
> Error in .readRDS(pfile) : unknown input format

I'd guess it's a problem with the mirror.  Which one did you choose?  Do 
you get the same error if you choose a different one?

Duncan Murdoch