Warning in install.packages :
unable to access index for repository https://mirror-hk.koddos.net/CRAN/src/contrib:
无法打开URL'https://mirror-hk.koddos.net/CRAN/src/contrib/PACKAGES'
WARNING: Rtools is required to build R packages but is not currently installed. Please download and install the appropriate version of Rtools before proceeding:
https://cran.rstudio.com/bin/windows/Rtools/
Installing package into ‘C:/Users/rqb/Documents/R/win-library/4.0’
(as ‘lib’ is unspecified)
Warning in install.packages :
unable to access index for repository https://mirror-hk.koddos.net/CRAN/src/contrib:
无法打开URL'https://mirror-hk.koddos.net/CRAN/src/contrib/PACKAGES'
Warning in install.packages :
package ‘tidyverse’ is not available for this version of R
A version of this package for your version of R might be available elsewhere,
see the ideas at
https://cran.r-project.org/doc/manuals/r-patched/R-admin.html#Installing-packages
Warning in install.packages :
unable to access index for repository https://mirror-hk.koddos.net/CRAN/bin/windows/contrib/4.0:
无法打开URL'https://mirror-hk.koddos.net/CRAN/bin/windows/contrib/4.0/PACKAGES'
Warning message:
In download.file(mirrors_csv_url, destfile = mirrors_csv, quiet = TRUE) :
InternetOpenUrl失败:’{餻Wqp'
