Since no answer has been forthcoming, my advice is to read the Posting Guide. There is a more appropriate list for your question, and you should take the warning about posting using plain text format on all r-project mailing lists seriously.
On September 17, 2019 9:55:31 AM PDT, Thomas Knox <knoxy1...@gmail.com> wrote: >I have recently installed R 3.6.1 on my MacBook running Mac OS Mojave >10.14.5 in order to run a custom package called MH1823 (probability of >detection). This package requires me to load the following packages >from CRAN, tcltk, tcltk2, survival and xlsx. > >I have installed survival, xlsx and tlctk2 (i believe tcltk is >embedded). When I look at Package Manager i see that although the >above packages are installed they are not loaded. I can load survival >but when I try to load “xlsx” i get the following error message is: > >Error: package or namespace load failed for ‘xlsx’: > .onLoad failed in loadNamespace() for 'rJava', details: > call: dyn.load(file, DLLpath = DLLpath, ...) >error: unable to load shared object >'/Library/Frameworks/R.framework/Versions/3.6/Resources/library/rJava/libs/rJava.so': >dlopen(/Library/Frameworks/R.framework/Versions/3.6/Resources/library/rJava/libs/rJava.so, >6): Library not loaded: >/Library/Java/JavaVirtualMachines/jdk-11.0.1.jdk/Contents/Home/lib/server/libjvm.dylib >Referenced from: >/Library/Frameworks/R.framework/Versions/3.6/Resources/library/rJava/libs/rJava.so > Reason: image not found >starting httpd help server … done > > >there may be a couple of hints in here. > >.onLoad failed in loadNamespace() for 'rJava', details suggests the >problem starts with calling rJava. > >the next line in the error: >error: unable to load shared object >'/Library/Frameworks/R.framework/Versions/3.6/Resources/library/rJava/libs/rJava.so': >I have checked this path and see no problems, everything seems to stack >up and I find jJava.so where it is supposed to be. However in the next >line: >dlopen(/Library/Frameworks/R.framework/Versions/3.6/Resources/library/rJava/libs/rJava.so, >6): Library not loaded: >/Library/Java/JavaVirtualMachines/jdk-11.0.1.jdk/Contents/Home/lib/server/libjvm.dylib >I don’t know what the number , 6 after Java.so means but have presumed >version number and may be why Java8 is not working. I also note the >path …. /JavaVirtualMachines/jdk-11.0.1.jdk/ appears as . >/JavaVirtualMachines/1.6.0.jdk/ >suggesting a different build > >the same occurs when I try to load the local source package MH1823 > >When I try to load HM1823 I get the error message: >* installing *source* package ‘mh1823’ ... >** using staged installation >** R >** data >** inst >** byte-compile and prepare package for lazy loading >Error: package or namespace load failed for ‘xlsx’: > .onLoad failed in loadNamespace() for 'rJava', details: > call: dyn.load(file, DLLpath = DLLpath, ...) >error: unable to load shared object >'/Library/Frameworks/R.framework/Versions/3.6/Resources/library/rJava/libs/rJava.so': >dlopen(/Library/Frameworks/R.framework/Versions/3.6/Resources/library/rJava/libs/rJava.so, >6): Library not loaded: >/Library/Java/JavaVirtualMachines/jdk-11.0.1.jdk/Contents/Home/lib/server/libjvm.dylib >Referenced from: >/Library/Frameworks/R.framework/Versions/3.6/Resources/library/rJava/libs/rJava.so > Reason: image not found >Error: package ‘xlsx’ could not be loaded >Execution halted >ERROR: lazy loading failed for package ‘mh1823’ >* removing >‘/Library/Frameworks/R.framework/Versions/3.6/Resources/library/mh1823’ >> > >I find that the error message is substantially the same suggesting >rJava and/or the version of Java. I have tried removing Java 8 from my >machine and installing Java 6 but don’t see any difference. It is easy >to see that Java 8 has been removed but not easy to see that 6 is >installed properly as the path names are still the same. > >When I try to load either tcltk or tcltk2, my instance of R stops >responding entirely. > >I have also installed Xquartz as I believe this is needed for Mac OS X > >Can anyone provide some advice on what the issue might be? I have >tried reading through the FAQ’s but not found anything to point me in >the right direction. > >Regards, > >Tom Knox > [[alternative HTML version deleted]] > >______________________________________________ >R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see >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. -- Sent from my phone. Please excuse my brevity. ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.