Category "rtools"

information on .o files for x64 is not available: NOTE on R package checks using Rcpp

I am using windows and just updated to R 4.0.3 (with RStudio to 1.3.959) and ran the R check for one of my packages which uses Rcpp and RcppArmadillo and I got

Can't build RDCOMClient using rtools40 and R 4.0

A while back, I created a fork of the RDCOMClient package to keep it working with R 3.6 (https://github.com/dkyleward/RDCOMClient). People are now running into