[R] Problem with loading rJava in R

Uwe Ligges ligges at statistik.tu-dortmund.de
Thu Feb 12 19:43:23 CET 2009


Or better ask, is the an 64-bit version of R? I only know of one 
commercial beta release  ...
If so, is this an rJava version made for this version of R? Does any 
Windows error message appear on your screen?

Best,
Uwe Ligges



Rowe, Brian Lee Yung (Portfolio Analytics) wrote:
> Did you verify that all your apps/libraries are all 64-bit compatible?
> If your dll indeed exists in the directory it complains about, I would
> venture that it's a mismatch between 32-bit and 64-bit libraries (R,
> rJava, Java).
> 
> HTH,
> Brian
> 
> -----Original Message-----
> From: r-help-bounces at r-project.org [mailto:r-help-bounces at r-project.org]
> On Behalf Of charis
> Sent: Wednesday, February 11, 2009 8:40 PM
> To: r-help at r-project.org
> Subject: [R] Problem with loading rJava in R
> 
> 
> 
> Hello.
> 
> I am trying to load the rJava package in R-2.7.2 (Windows XP 64-bit
> RGui)
> and get the following error message even though the mentioned .dll file
> is
> located at the directory listed in the error message. I have tried to
> uninstall and reinstall the package but that does not resolve the
> problem.
> Then uninstallation and re-installation of R did not resolve the issue
> either. Any suggestions are appreciated. charis.
> 
> <R Console>
>> library(rJava)
> Error in inDL(x, as.logical(local), as.logical(now), ...) : 
>   unable to load shared library
> 'C:/R/R-2.7.2/library/rJava/libs/rJava.dll':
>   LoadLibrary failure:  The specified module could not be found.
> 
> 
> Error : .onLoad failed in 'loadNamespace' for 'rJava'
> Error: package/namespace load failed for 'rJava'
> 
>> sessionInfo()
> R version 2.7.2 (2008-11-24) 
> i386-pc-mingw32 
> 
> locale:
> LC_COLLATE=English_United States.1252;LC_CTYPE=English_United
> States.1252;LC_MONETARY=English_United
> States.1252;LC_NUMERIC=C;LC_TIME=English_United States.1252
> 
> attached base packages:
> [1] stats     graphics  grDevices datasets  tcltk     utils     methods
> 
> base     
> 
> other attached packages:
> [1] Matrix_0.999375-17 lattice_0.17-17    filehash_2.0
> svSocket_0.9-5    
> TinnR_1.0.2        R2HTML_1.59        Hmisc_3.4-4        RProbase_0.1-0
> 
> 
> loaded via a namespace (and not attached):
> [1] cluster_1.11.11 grid_2.7.2      svMisc_0.9-5    tools_2.7.2
> </R Console>



More information about the R-help mailing list