library(usethis)
library(devtools)
install_github('vqv/ggbiplot')

Downloading GitHub repo vqv/ggbiplot@HEAD These packages have more recent versions available. It is recommended to update all of them.

Which would you like to update? 1: All
2: CRAN packages only
3:None 4: cli (3.4.0 -> 3.4.1) [CRAN]

Enter one or more numbers, or an empty line to skip updates: 3

The error shows

Error: Failed to install 'ggbiplot' from GitHub: ! Native call to processx_exec failed Caused by error in chain_call(c_processx_exec, command, c(command, args), pty, pty_options, …: ! setup stdio for 'C:/PROGRA~1/R/R-42~1.2/bin/x64/Rcmd.exe' (system error 2, system cannot find the specified file. ) Xin/processx.c:964 (processx_exec)

I also tried other numbers but still failed to install Could anyone please help me out?