Conflicts between MacOS High Sierra and R packages - r

I am running MacOS 10.13 (High Sierra) and recently updated to R version 3.4.3 and R studio version 1.1.419. For some reason the rJava package is not working...tried several fixes from here on stackoverflow and nothing works. Also, the digest package will not load so I can no longer use ggplot2. Any suggestions?
Error for Java:
> library("rJava", lib.loc="/Library/Frameworks/R.framework/Versions/3.4/Resources/library")
Error: package or namespace load failed for ‘rJava’:
.onLoad failed in loadNamespace() for 'rJava', details:
call: dyn.load(file, DLLpath = DLLpath, ...)
error: unable to load shared object '/Library/Frameworks/R.framework/Versions/3.4/Resources/library/rJava/libs/rJava.so':
dlopen(/Library/Frameworks/R.framework/Versions/3.4/Resources/library/rJava/libs/rJava.so, 6): Library not loaded: #rpath/libjvm.dylib
Referenced from: /Library/Frameworks/R.framework/Versions/3.4/Resources/library/rJava/libs/rJava.so
Reason: image not found
Error for digest package:
> library("rJava", lib.loc="/Library/Frameworks/R.framework/Versions/3.4/Resources/library")
Error: package or namespace load failed for ‘rJava’:
.onLoad failed in loadNamespace() for 'rJava', details:
call: dyn.load(file, DLLpath = DLLpath, ...)
error: unable to load shared object '/Library/Frameworks/R.framework/Versions/3.4/Resources/library/rJava/libs/rJava.so':
dlopen(/Library/Frameworks/R.framework/Versions/3.4/Resources/library/rJava/libs/rJava.so, 6): Library not loaded: #rpath/libjvm.dylib
Referenced from: /Library/Frameworks/R.framework/Versions/3.4/Resources/library/rJava/libs/rJava.so
Reason: image not found

New Mac OSX releases have a documented problem of messing up the Java path in R/RStudio (see here). It looks as though that this is what you're encountering here.
If you check out the question I've linked above, hopefully you can find a solution that works to reset your path; both of the commands below worked for me.
dyn.load('/Library/Java/JavaVirtualMachines/jdk1.8.0_66.jdk/Contents/Home/jre/lib/server/libjvm.dylib')
or
sudo ln -s $(/usr/libexec/java_home)/jre/lib/server/libjvm.dylib /usr/local/lib

I don't know about the problem with rJava, but digest was just updated so if you try to install the binary it may not compiled and built yet. If that ever happens (it's somewhat of a race condition/lag), you can try to reinstall form source:
install.packages("digest", type = "source")

Related

Xlsx library will not load properly in R

I installed the xlsx package in R, but when I tried to load the library I got the following message:
.onLoad failed in loadNamespace() for 'rJava', details:
call: dyn.load(file, DLLpath = DLLpath, ...)
error: unable to load shared object '/Library/Frameworks/R.framework/Versions/3.5/Resources/library/rJava/libs/rJava.so':
dlopen(/Library/Frameworks/R.framework/Versions/3.5/Resources/library/rJava/libs/rJava.so, 6): Library not loaded: /Library/Java/JavaVirtualMachines/jdk-9.jdk/Contents/Home/lib/server/libjvm.dylib
Referenced from: /Library/Frameworks/R.framework/Versions/3.5/Resources/library/rJava/libs/rJava.so
Reason: image not found
The Mac is version 10.14.1 Mojave. R is version 3.5.1. Java version is 1.8.0_73. Java and Mac are both 64 bits as I saw that as an issue with other question submissions. Is this a problem related to the newest macOS Mojave?

RWeka installation under Rstudio on Mac

I tried to find solutions from previous posts, but they do not solve my problem.
I am using macOS High Sierra and have Java installed. Below is the error reported by Rstudio. Also, rJava, Mac, and R are really messy with each other. I found this post but still does not work.
https://github.com/MTFA/CohortEx/wiki/Run-rJava-with-RStudio-under-OSX-10.10,-10.11-(El-Capitan)-or-10.12-(Sierra)
///////////////////
library(RWeka)
Error: package or namespace load failed for ‘RWeka’:
.onLoad failed in loadNamespace() for 'rJava', details:
call: dyn.load(file, DLLpath = DLLpath, ...)
error: unable to load shared object '/Library/Frameworks/R.framework/Versions/3.4/Resources/library/rJava/libs/rJava.so':
dlopen(/Library/Frameworks/R.framework/Versions/3.4/Resources/library/rJava/libs/rJava.so, 6): Library not loaded: #rpath/libjvm.dylib
Referenced from: /Library/Frameworks/R.framework/Versions/3.4/Resources/library/rJava/libs/rJava.so
Reason: image not found
In addition: Warning message:
package ‘RWeka’ was built under R version 3.4.4
I met the same question and I found this is helpful.
Cannot load R xlsx package on Mac OS 10.11
1.In terminal enter the following to relink Java correctly:
sudo R CMD javareconf
2.Back in R (or RStudio) install the rJava package from source:
install.packages("rJava",type='source')
Then
library(rJava)
and
library(RWeka)
should work.

Can't load rJava library

I am running RSTudio Version 1.1.442 and R3.5. When I try to load rJava I get the following error;
library(rJava)
Error: package or namespace load failed for ‘rJava’:
.onLoad failed in loadNamespace() for 'rJava', details:
call: dyn.load(file, DLLpath = DLLpath, ...)
error: unable to load shared object '/Library/Frameworks/R.framework/Versions/3.5/Resources/library/rJava/libs/rJava.so':
dlopen(/Library/Frameworks/R.framework/Versions/3.5/Resources/library/rJava/libs/rJava.so, 6): Library not loaded: /Library/Java/JavaVirtualMachines/jdk-9.jdk/Contents/Home/lib/server/libjvm.dylib
Referenced from: /Library/Frameworks/R.framework/Versions/3.5/Resources/library/rJava/libs/rJava.so
Reason: no suitable image found. Did find:
/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Libraries/libjvm.dylib: mach-o, but wrong architecture
/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Libraries/libclient.dylib: mach-o, but wrong architecture
I have tried uninstalling and reinstalling Java and have run the terminal command R CMD javareconf without success.
Thanks for your help.
Thanks for the suggestions. A second réinstallation of Java did the trick.

Rugarch Package on R don't load on mac laptop

I am having problems loading rugarch package on R and I really need that package for my thesis.
I have no problem installing it. But when I try to load it I receive the following error message:
Error : .onLoad failed in loadNamespace() for 'rgl', details:
call: dyn.load(file, DLLpath = DLLpath, ...)
error: unable to load shared object '/Library/Frameworks/R.framework/Versions/3.3/Resources/library/rgl/libs/rgl.so':
dlopen(/Library/Frameworks/R.framework/Versions/3.3/Resources/library/rgl/libs/rgl.so, 6): Library not loaded: /opt/X11/lib/libGLU.1.dylib
Referenced from: /Library/Frameworks/R.framework/Versions/3.3/Resources/library/rgl/libs/rgl.so
Reason: image not found
Error: package or namespace load failed for ‘rugarch’
Any suggestions ?
Any help would be appreciated.
This answer is a bit late but for other people searching for a solution. The solution that worked for me is to download and install XQuartz https://www.xquartz.org onto your Mac.
See Stackoverflow answers here and here

Error in installing "rgl" package in Yosemite 10.10.4

I get this message whenever I try to install rgl package on Yosemite 10.10.4
Error : .onLoad failed in loadNamespace() for 'rgl', details:
call: dyn.load(file, DLLpath = DLLpath, ...)
error: unable to load shared object '/Library/Frameworks/R.framework/Versions/3.2/Resources/library/rgl/libs/rgl.so':
dlopen(/Library/Frameworks/R.framework/Versions/3.2/Resources/library/rgl/libs/rgl.so, 6): Library not loaded: /opt/X11/lib/libGLU.1.dylib
Referenced from: /Library/Frameworks/R.framework/Versions/3.2/Resources/library/rgl/libs/rgl.so
Reason: image not found
Error: package or namespace load failed for ‘rgl’
How can I fix this?
Six years too late but for other people searching for a solution. The solution that worked for me is to download and install XQuartz https://www.xquartz.org
See Stackoverflow answers here and here

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