Warning in install.packages : converting NULL pointer to R NULL
Hi Rui. Doesn't happen to me under Ubuntu 18.04:
install.packages('cowplot',lib=.Rlib)
trying URL 'https://cloud.r-project.org/src/contrib
/cowplot_1.0.0.tar.gz'
Content type 'application/x-gzip' length 1275585 bytes (1.2 MB)
==================================================
downloaded 1.2 MB
* installing *source* package ?cowplot? ...
** package ?cowplot? successfully unpacked and MD5 sums checked
** using staged installation
** R
** inst
** byte-compile and prepare package for lazy loading
** help
*** installing help indices
*** copying figures
** building package indices
** installing vignettes
** testing if installed package can be loaded from temporary location
** testing if installed package can be loaded from final location
** testing if installed package keeps a record of temporary installation path
* DONE (cowplot)
The downloaded source packages are in
?/tmp/RtmpG8wb97/downloaded_packages?
My session info is as follows:
sessionInfo() R version 4.0.0 (2020-04-24) Platform: x86_64-pc-linux-gnu (64-bit) Running under: Ubuntu 18.04.4 LTS Matrix products: default BLAS: /usr/lib/x86_64-linux-gnu/atlas/libblas.so.3.10.3 LAPACK: /usr/lib/x86_64-linux-gnu/atlas/liblapack.so.3.10.3 Random number generation: RNG: Mersenne-Twister Normal: Inversion Sample: Rounding locale: [1] LC_CTYPE=en_GB.UTF-8 LC_NUMERIC=C [3] LC_TIME=en_NZ.UTF-8 LC_COLLATE=en_GB.UTF-8 [5] LC_MONETARY=en_NZ.UTF-8 LC_MESSAGES=en_GB.UTF-8 [7] LC_PAPER=en_NZ.UTF-8 LC_NAME=C [9] LC_ADDRESS=C LC_TELEPHONE=C [11] LC_MEASUREMENT=en_NZ.UTF-8 LC_IDENTIFICATION=C attached base packages: [1] stats graphics grDevices utils datasets methods base other attached packages: [1] brev_0.0-4 loaded via a namespace (and not attached): [1] compiler_4.0.0 tools_4.0.0
No idea what to suggest. Sorry. cheers, Rolf
Honorary Research Fellow Department of Statistics University of Auckland Phone: +64-9-373-7599 ext. 88276