rJava install error “JAVA_HOME cannot be determined from the Registry”

Question

I am trying to load the rJava using the command:

 library(rJava)

But I get the following error:

 Error : .onLoad failed i         


        

Answer 1

This has been killing me and I have tried multiple methods above, it doesn't work. After, I mix all solution to try and below process works for me.

1. Install Java for 64 bit
2. Run below code in windows command
   setx PATH "C:\Program Files\Java\jre1.8.0_171\bin\server;%PATH%"
   (please change the address acorrding to your dvm.dll real address)
3. Run below in R studio Sys.setenv(JAVA_HOME="")
   Then I finally can run
   library(rJava)
library(xlsx)