Re: [R] installing problems about randomForest

From: Liaw, Andy <andy_liaw_at_merck.com>
Date: Mon 08 Aug 2005 - 23:11:14 EST


> From: Prof Brian Ripley
>
> On Mon, 8 Aug 2005, Uwe Ligges wrote:
>
> > Xiao Jianfeng wrote:
> >
> >> Hi all,
> >>
> >> When I tried to install package randomForest, it gave out
> the following
> >> error message:
> >> "
> >> > install.packages("randomForest", dependencies = TRUE)
> >> trying URL
> >>
> 'http://www.lmbe.seu.edu.cn/CRAN/src/contrib/randomForest_4.5-
> 12.tar.gz'
> >> Content type 'application/x-gzip' length 82217 bytes
> >> opened URL
> >> ==================================================
> >> downloaded 80Kb
> >>
> >> Cannot create directory "": No such file or directory
>
> I have no idea what that is about.
>
> >> * Installing *source* package 'randomForest' ...
> >> ** libs
> >> gcc -I/user_data2/jfxiao/local/lib/R/include
> >> -I/usr/freeware/include -g -O2 -c classTree.c -o classTree.o
> >> gcc -I/user_data2/jfxiao/local/lib/R/include
> >> -I/usr/freeware/include -g -O2 -c regTree.c -o regTree.o
> >> gcc -I/user_data2/jfxiao/local/lib/R/include
> >> -I/usr/freeware/include -g -O2 -c regrf.c -o regrf.o
> >> gcc -I/user_data2/jfxiao/local/lib/R/include
> >> -I/usr/freeware/include -g -O2 -c rf.c -o rf.o
> >> f77 -OPT:IEEE_NaN_inf=ON -O2 -c rfsub.f -o rfsub.o
> >> "rfsub.f", line 90: error(2346): expression must have
> logical or integer
> >> type
> >> if (decsplit < 0.0) decsplit = 0.0
> >> ^
> >>
> >> "rfsub.f", line 90: error(2051): expected a ")"
> >> if (decsplit < 0.0) decsplit = 0.0
> >> ^
> >>
> >> 2 errors detected in the compilation of "rfsub.f".
> >> gmake: *** [rfsub.o] Error 2
> >> ERROR: compilation failed for package 'randomForest'
> >> "
> >> Can somebody help me ?
> >
> >
> > Which OS/platform and compiler are we talking about?
>
> >From his multitudinous recent postings, a peculiar IRIX setup.
>
> However, that line is not valid Fortran: replace < by .LT.
> Please note the posting guide asks you to discuss problems in
> packages
> with the maintainer (and to state your platform and R version).

Thanks for catching that! It must have slipped when I was going back and forth between C and Fortran...

Update should appear on CRAN this week, I hope.

Best,
Andy  

>
> --
> Brian D. Ripley, ripley@stats.ox.ac.uk
> Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/
> University of Oxford, Tel: +44 1865 272861 (self)
> 1 South Parks Road, +44 1865 272866 (PA)
> Oxford OX1 3TG, UK Fax: +44 1865 272595
>
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>



R-help@stat.math.ethz.ch mailing list
https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Mon Aug 08 23:20:58 2005

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