Dear Roger, This works perfectly fine for me on an apparently similar system, with the exceptions that I'm running R 4.0.4, have many fewer packages loaded, and am in a slightly different locale: --------------- snip ------------ > Rmpfr::mpfr(pi, 120) 1 'mpfr' number of precision 120 bits [1] 3.1415926535897931159979634685441851616 > sessionInfo() R version 4.0.4 (2021-02-15) Platform: x86_64-apple-darwin17.0 (64-bit) Running under: macOS Big Sur 10.16 Matrix products: default LAPACK: /Library/Frameworks/R.framework/Versions/4.0/Resources/lib/libRlapack.dylib locale: [1] en_CA.UTF-8/en_CA.UTF-8/en_CA.UTF-8/C/en_CA.UTF-8/en_CA.UTF-8 attached base packages: [1] stats graphics grDevices utils datasets methods base other attached packages: [1] Rmpfr_0.8-2 gmp_0.6-2 loaded via a namespace (and not attached): [1] compiler_4.0.4 htmltools_0.5.1.1 tools_4.0.4 yaml_2.2.1 rmarkdown_2.6 [6] knitr_1.31 xfun_0.21 digest_0.6.27 packrat_0.5.0 rlang_0.4.10 [11] evaluate_0.14 --------------- snip ------------ You might try updating R or running Rmpfr in a cleaner session. I hope this helps, John John Fox, Professor Emeritus McMaster University Hamilton, Ontario, Canada web: https://socialsciences.mcmaster.ca/jfox/ On 2021-03-06 7:07 p.m., Roger Bos wrote:> All, > > The following code crashes by R on my mac with a message "R session > aborted. A fatal error occured". > > ``` > library(Rmpfr) > Rmpfr::mpfr(pi, 120) > ``` > > Does anyone have any suggestions? My session info is below: > > R version 4.0.3 (2020-10-10) > Platform: x86_64-apple-darwin17.0 (64-bit) > Running under: macOS Big Sur 10.16 > > Matrix products: default > LAPACK: > /Library/Frameworks/R.framework/Versions/4.0/Resources/lib/libRlapack.dylib > > locale: > [1] en_US.UTF-8/en_US.UTF-8/en_US.UTF-8/C/en_US.UTF-8/en_US.UTF-8 > > attached base packages: > [1] datasets utils stats graphics grDevices methods base > > other attached packages: > [1] alphavantager_0.1.2 googlesheets4_0.2.0 googledrive_1.0.1 > clipr_0.7.1 > [5] jsonlite_1.7.2 stringi_1.5.3 dtplyr_1.0.1 > data.table_1.13.6 > [9] dplyr_1.0.4 plyr_1.8.6 testthat_3.0.1 > lubridate_1.7.9.2 > [13] timeDate_3043.102 sendmailR_1.2-1 rmarkdown_2.6 > devtools_2.3.2 > [17] usethis_2.0.0 xts_0.12.1 zoo_1.8-8 > MASS_7.3-53 > [21] fortunes_1.5-4 > > loaded via a namespace (and not attached): > [1] tinytex_0.29 tidyselect_1.1.0 xfun_0.20 remotes_2.2.0 > purrr_0.3.4 > [6] gargle_0.5.0 lattice_0.20-41 generics_0.1.0 vctrs_0.3.6 > htmltools_0.5.1.1 > [11] base64enc_0.1-3 rlang_0.4.10 pkgbuild_1.2.0 pillar_1.4.7 > glue_1.4.2 > [16] withr_2.4.1 DBI_1.1.1 sessioninfo_1.1.1 lifecycle_0.2.0 > cellranger_1.1.0 > [21] evaluate_0.14 memoise_2.0.0 knitr_1.31 callr_3.5.1 > fastmap_1.1.0 > [26] ps_1.5.0 curl_4.3 Rcpp_1.0.6 openssl_1.4.3 > cachem_1.0.1 > [31] desc_1.2.0 pkgload_1.1.0 fs_1.5.0 askpass_1.1 > digest_0.6.27 > [36] processx_3.4.5 grid_4.0.3 rprojroot_2.0.2 cli_2.3.0 > tools_4.0.3 > [41] magrittr_2.0.1 tibble_3.0.6 crayon_1.4.0 pkgconfig_2.0.3 > ellipsis_0.3.1 > [46] prettyunits_1.1.1 httr_1.4.2 assertthat_0.2.1 R6_2.5.0 > compiler_4.0.3 > 19:05:52 > > > Thanks, > > Roger > > [[alternative HTML version deleted]] > > ______________________________________________ > R-help at 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. >