[R] Problem Installing rJava on MS Win 7 Platform

[Stephen P. Molnar]

That's true.  However, Java is installed on the machine.

On Thu, 7 Apr 2011 14:40:54 -0400
David Winsemius <dwinsemius at comcast.net> wrote:

> He said "Java", not "rJava.
> 
> On Apr 7, 2011, at 11:51 AM, Stephen P Molnar wrote:
> 
> > Thanks for the reply.
> >
> > Yes, you are quite correct, but:
> >
> >> install.packages('rJava')
> > Warning in install.packages("rJava") :
> >  argument 'lib' is missing: using
> > 'C:\Users\Stephen\Documents/R/win64-library/2.11'
> > --- Please select a CRAN mirror for use in this session ---
> > Warning: unable to access index for repository
> > http://www.stats.ox.ac.uk/pub/RWin/bin/windows64/contrib/2.11
> 
> > trying URL 'http://cran.case.edu/bin/windows64/contrib/2.11/rJava_0.8-5.zip'
> > Content type 'application/zip' length 658913 bytes (643 Kb)
> > opened URL
> > downloaded 643 Kb
> >
> > package 'rJava' successfully unpacked and MD5 sums checked
> >
> > The downloaded packages are in
> >        C:\Users\Stephen\AppData\Local\Temp\Rtmpcy0hAb 
> > \downloaded_packages
> >>
> > install.packages('C;\Users\Stephen\AppData\Local/Temp/Rtmpcy0hAb 
> > \downloaded_
> 
>   There is a semi-colon in that path above that looks wrong. You might  
> first want to check that all your PATH entries are recorded properly.
> 
> -- 
> David.
> > $
> > Error: '\U' used without hex digits in character string starting "C; 
> > \U"
> >>
> >
> > So, obviously, at this point I am attempting something that R does  
> > not like.
> 
> 
> 
> 
> 
> >
> > Stephen P. Molnar, Ph.D.                                           
> > Life is a
> > fuzzy set
> > Foundation for Chemistry                                          
> > Stochastic
> > and multivriate
> > http://www.FoundationForChemistry.com
> >
> >
> > -----Original Message-----
> > From: Uwe Ligges [mailto:ligges at statistik.tu-dortmund.de]
> > Sent: Thursday, April 07, 2011 11:34 AM
> > To: Stephen P Molnar
> > Cc: r-help at r-project.org
> > Subject: Re: [R] Problem Installing rJava on MS Win 7 Platform
> >
> > You failed to install an appropriate Java version.
> >
> > Best,
> > Uwe Ligges
> >
> >
> > On 07.04.2011 16:30, Stephen P Molnar wrote:
> >> I'm a new R user and, frankly, this problem has got me stumped.
> >>
> >>
> >>
> >> I'm using the 64 bit version of RGui and followed the installation
> >> instructions on http://www.rforge.net/rJava/
> >>
> >>
> >>
> >> Here is the result:
> >>
> >>
> >>
> >> package 'rJava' successfully unpacked and MD5 sums checked
> >>
> >>> library(rJava)
> >>
> >> Error in utils::readRegistry(key, "HLM", 2) :
> >>
> >>   Registry key 'Software\JavaSoft\Java Runtime Environment' not found
> >>
> >> Error in utils::readRegistry(key, "HLM", 2) :
> >>
> >>   Registry key 'Software\JavaSoft\Java Development Kit' not found
> >>
> >> Error : .onLoad failed in loadNamespace() for 'rJava', details:
> >>
> >>   call: fun(...)
> >>
> >>   error: JAVA_HOME cannot be found from the Registry
> >>
> >> Error: package/namespace load failed for 'rJava'
> >>
> >>
> >>
> >> I don't Have the faintest idea as t what I've done, or failed to do.
> >>
> >>
> >>
> >> Assistance will be greatly appreciated.
> >>
> >>
> >>
> >> Thanks in advance.
> >>
> >>
> >>
> >> Stephen P. Molnar, Ph.D.                                           
> >> Life is
> > a
> >> fuzzy set
> >>
> >> Foundation for Chemistry
> > Stochastic
> >> and multivriate
> >>
> >> http://www.FoundationForChemistry.com
> >>
> >>
> >>
> >>
> >> 	[[alternative HTML version deleted]]
> >>
> >> ______________________________________________
> >> R-help at r-project.org mailing list
> >> https://stat.ethz.ch/mailman/listinfo/r-help
> >> PLEASE do read the posting guide
> > http://www.R-project.org/posting-guide.html
> >> and provide commented, minimal, self-contained, reproducible code.
> >
> > ______________________________________________
> > R-help at r-project.org mailing list
> > https://stat.ethz.ch/mailman/listinfo/r-help
> > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> > and provide commented, minimal, self-contained, reproducible code.
> 
> David Winsemius, MD
> West Hartford, CT
> 


-- 
Stephen P. Molnar, Ph.D.			Life is a fuzzy set
Foundation for Chemistry			Stochastic and multivarate
http://www.FoundationForChemistry.com
614.312.7528 (c)