[R-pkg-devel] Winbuilder error for rgl on R 3.6.3

[Uwe Ligges]

What happens if you simply try again?

Best,
Uwe Ligges

On 26.04.2021 20:32, Tim Schäfer wrote:
> Dear R experts,
> 
> I am testing my R package 'fsbrain' using the Winbuilder service [1] before submitting a new version to CRAN.
> 
> All checks pass under R versions 4.0.5 and 4.1.0 alpha, but the installation fails under R 3.6.3 because of a problem related to rgl, which is a dependency of my package.
> 
> The file 00check.log says 'installation failed' and refers to '00install.log', which contains the following message:
> 
> ------------------Message start-------------------------
> * installing *source* package 'fsbrain' ...
> ** using staged installation
> ** R
> ** inst
> ** byte-compile and prepare package for lazy loading
> Error in system.file(paste0(dir, "/rgl", .Platform$dynlib.ext), package = pkg,  :
>    no file found
> Warning: 	Loading rgl's DLL failed.
> Warning: Trying without OpenGL...
> Error in system.file(paste0(dir, "/rgl", .Platform$dynlib.ext), package = pkg,  :
>    no file found
> Error: .onLoad failed in loadNamespace() for 'rgl', details:
>    call: fun(libname, pkgname)
>    error: Loading failed.
> Execution halted
> ERROR: lazy loading failed for package 'fsbrain'
> * removing 'd:/RCompile/CRANguest/R-oldrelease/lib/fsbrain'
> * restoring previous 'd:/RCompile/CRANguest/R-oldrelease/lib/fsbrain'
> ------------------end-------------------------
> 
> The full output of the build process can currently be found at https://win-builder.r-project.org/5Mr7luWmfUNL/
> 
> To me it seems that rgl cannot be loaded on the test system, but I do not fully understand the message and what to do about it. I hope somebody here can comment on the message and suggest a solution.
> 
> The source code for my package is at https://github.com/dfsp-spirit/fsbrain.
> 
> Thanks for your time,
> 
> Tim
> 
> [1] https://win-builder.r-project.org
> 
> --
> Dr. Tim Schäfer
> Postdoc Computational Neuroimaging
> Department of Child and Adolescent Psychiatry, Psychosomatics and Psychotherapy
> University Hospital Frankfurt, Goethe University Frankfurt am Main, Germany
> 
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