[R-SIG-Mac] Lost Library ?
Rainer M Krug
Rainer at krugs.de
Wed Sep 7 09:15:33 CEST 2016
Roger Koenker <rkoenker at illinois.edu> writes:
> This is a question about how to find a lost library needed for the gurobi R package.
> Gurobi is a optimization system with various frontends including to R.
> Even though I realize that few of you use, or may even know about, gurobi I hope
> that there may be some generic advice — my first dubious attempts, contrary to Simon’s
> periodic advice that use of DYLD_LIBRARY_PATH is frowned upon, have proven futile.
> Here is the basic story:
I just saw that gurobi is a commercial package which comes with their
own R interface - I would ask on their mailing list.
> I've installed gurobi and its license file and this seems to work on a test problem from the command line,
> but I would like to use the R package interface and have installed the R binary package that comes with
> the gurobi download on a R 3.3.0 system on an osx 10.11.5 machine, As far as I can see there is no
> source version of the R package available. The package “seems to” install, but I now see in R:
> Loading required package: gurobi
> Loading required package: slam
> Error in dyn.load(file, DLLpath = DLLpath, ...) :
> unable to load shared object '/Library/Frameworks/R.framework/Versions/3.3/Resources/library/gurobi/libs/gurobi.so':
> dlopen(/Library/Frameworks/R.framework/Versions/3.3/Resources/library/gurobi/libs/gurobi.so, 6): Library not loaded: libgurobi65.so
> Referenced from: /Library/Frameworks/R.framework/Versions/3.3/Resources/library/gurobi/libs/gurobi.so
> Reason: image not found
> the library libgurobi65.so is sitting in /usr/local/lib so I don't understand why the
> R process can't find it -- this is what the R package library thinks:
> yzzy: otool -L g*
> gurobi.so (compatibility version 0.0.0, current version 0.0.0)
> libgurobi65.so (compatibility version 6.5.0, current version 6.5.2)
> /usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current version 1197.1.1)
> /Library/Frameworks/R.framework/Versions/3.2/Resources/lib/libR.dylib (compatibility version 3.2.0, current version 3.2.2)
> /System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation (compatibility version 150.0.0, current version 855.17.0)
> Many thanks for your help,
> url: www.econ.uiuc.edu/~roger Roger Koenker
> email rkoenker at uiuc.edu Department of Economics
> vox: 217-333-4558 University of Illinois
> fax: 217-244-6678 Urbana, IL 61801
> R-SIG-Mac mailing list
> R-SIG-Mac at r-project.org
Rainer M. Krug
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