I am running R on Windows XP I first tried to install rJava and got this message
utils:::menuInstallLocal() package 'rJava' successfully unpacked and MD5 sums checked updating HTML package descriptions then i tried this require(rJava) Loading required package: rJava Error in if (!nchar(javahome)) stop("JAVA_HOME is not set and could not be determined from the registry") : argument is of length zero Error : .onLoad failed in 'loadNamespace' for 'rJava' Not yet realizing I didn't have Java installed, I instead tried to reinstall the package rJava and got this: utils:::menuInstallLocal() package 'rJava' successfully unpacked and MD5 sums checked Warning: cannot remove prior installation of package 'rJava' updating HTML package descriptions I finally realized I didn't have Java installed on my computer, so I downloaded Java and tested that it works. I then attempted to reinstall rJava and load the package, but got this; utils:::menuInstallLocal() package 'rJava' successfully unpacked and MD5 sums checked Warning: cannot remove prior installation of package 'rJava' updating HTML package descriptions require(rJava) Loading required package: rJava Warning message: In library(package, lib.loc = lib.loc, character.only = TRUE, logical.return = TRUE, : there is no package called 'rJava' What do I need to do? rJava is not in the library even though the warning message indicates there is a prior installation of rJava Thanks for your help JK [[alternative HTML version deleted]] ______________________________________________ R-help@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.