[R] Fwd: Rgraphviz installation problem

[Uwe Ligges]

On 24.06.2012 16:54, gerostathos wrote:
> Dear Martin
> thanks for your comprehensive instructions, had I found them earlier I would
> have saved at least 3 hours of problems...
> Everyone copies: "your Windows system 'PATH' variable needs to be adjusted
> once you've
> installed graphviz and before installing Rgraphviz "
> What if Rgraphviz is already installed? Trying every step proposed does not
> seem to work any more (I get "character (0)" when I try your check in R).
> How can I remove Rgraphviz from R in order to start everything again? Or are
> there other solutions to that?
>

You can always reinstall via install.packages()
and if you really want to remove before, use remove.packages().

Uwe Ligges



> Thanks in advance
>
> Anton Gerostathos
>
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