[R] ODP: Updating R version

[Uwe Ligges]

Bojanowski, M.J. (Michal) wrote:
> Is R not loading the packages at all (like they were never installed), or perhaps it is complaining that they were build on the older version of R? You have to be more specific here about what happens etc.
> 
> For now try running update.packages and see if it fixes the problem.

Or more precisely, try
    update.packages(checkBuilt = TRUE)

In any case, telling what you did and what the error message was would 
be much helpful in order to help.

Uwe Ligges


> I would also suggest keeping all the additional packages (beyond R base installation) in the separate library tree -- less work every time you update R. See ?library and ?.libPaths
> 
> 
> hth,
> 
> Michal
> 
> :
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> 
> ____________________________________
> Michal Bojanowski
> ICS / Department of Sociology
> Utrecht University
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> m.j.bojanowski at uu dot nl
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> 
> 
> -----Wiadomo¶æ oryginalna-----
> Od: r-help-bounces at stat.math.ethz.ch w imieniu Raghu Naik
> Wys³ano: So 2007-06-02 23:13
> Do: r-help at stat.math.ethz.ch
> Temat: [R] Updating R version
> 
> A quick question.  I am trying to understand how I could move the installed
> packages in my R 2.3 version to the newly installed R 2.5 version, without
> having to install all the packages again. I copied the files under the old
> library subdirectory to the new library subdirectory. But still the newer
> version is not recognizing the packages that were copied over.
> 
> Thanks.
> 
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