[R] Unusual Error Loading tidyverse

[Jeff Newmiller]

Seems like they should install the xml2 package before proceeding to load whatever (tidyverse).

This kind of "dependency missing" problem tends to be a recurring problem particularly on Windows but in general when some deeply-embedded dependency fails to load or is removed in preparation for upgrading.

On September 24, 2021 10:40:41 AM PDT, Kevin Thorpe <kevin.thorpe using utoronto.ca> wrote:
>Below is some output from one of my students. I have never seen this error and tried a few things (updating packages for one) but am at a loss to help further. Would appreciate suggestions that I can pass along.
>
>Here is the error. I tried an install.packages(“xml2”) which appeared to complete but the error persists.
>
>> library("tidyverse")
>Error: package or namespace load failed for ‘tidyverse’ in library.dynam(lib, package, package.lib):
>DLL ‘xml2’ not found: maybe not installed for this architecture?
>
>Here is the sessionInfo()
>
>> sessionInfo()
>R version 4.1.1 (2021-08-10)
>Platform: x86_64-w64-mingw32/x64 (64-bit)
>Running under: Windows 10 x64 (build 19042)
>
>Matrix products: default
>
>locale:
>[1] LC_COLLATE=English_Canada.1252 LC_CTYPE=English_Canada.1252 LC_MONETARY=English_Canada.1252 LC_NUMERIC=C  
>[5] LC_TIME=English_Canada.1252  
>
>attached base packages:
>[1] stats graphics grDevices utils datasets methods base  
>
>loaded via a namespace (and not attached):
>[1] Rcpp_1.0.7 cellranger_1.1.0 pillar_1.6.2 compiler_4.1.1 dbplyr_2.1.1 forcats_0.5.1 tools_4.1.1  
>[8] jsonlite_1.7.2 lubridate_1.7.10 lifecycle_1.0.0 tibble_3.1.4 gtable_0.3.0 pkgconfig_2.0.3 rlang_0.4.11  
>[15] reprex_2.0.1 DBI_1.1.1 haven_2.4.3 withr_2.4.2 dplyr_1.0.7 httr_1.4.2 fs_1.5.0  
>[22] generics_0.1.0 vctrs_0.3.8 hms_1.1.0 grid_4.1.1 tidyselect_1.1.1 glue_1.4.2 R6_2.5.1  
>[29] fansi_0.5.0 readxl_1.3.1 tzdb_0.1.2 tidyr_1.1.3 ggplot2_3.3.5 purrr_0.3.4 readr_2.0.1  
>[36] modelr_0.1.8 magrittr_2.0.1 backports_1.2.1 scales_1.1.1 ellipsis_0.3.2 assertthat_0.2.1 colorspace_2.0-2
>[43] utf8_1.2.2 munsell_0.5.0 broom_0.7.9 crayon_1.4.1 
>

-- 
Sent from my phone. Please excuse my brevity.