[R] updating packages?

[ronggui]

Maybe they are loaded, use search() to see if they are. If yes, then
use detach() to unload them first.

Best

2009/3/13  <rkevinburton at charter.net>:
> I am trying to update the packages that I have installed but I get the following warning messages:
>
> package 'tseries' successfully unpacked and MD5 sums checked
> Warning: cannot remove prior installation of package 'tseries'
> bundle 'forecasting' successfully unpacked and MD5 sums checked
> Warning: cannot remove prior installation of package 'forecast'
>
> What does that mean? How can I update these packages?
>
> Thank you.
>
> Kevin
>
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-- 
HUANG Ronggui, Wincent
Tel: (00852) 3442 3832
PhD Candidate
Dept of Public and Social Administration
City University of Hong Kong
Home page: http://asrr.r-forge.r-project.org/rghuang.html

A sociologist is someone who, when a beautiful women enters the room
and everybody look at her, looks at everybody.