Hello friends,
I am doing my first steps in R programming and I am having problems with installing packages.
I am trying to install
install.packages("dplyr")
install.packages("readxl")
but when I do this is the result:
install.packages("dplyr")
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/
Warning in install.packages :
'lib = "C:/Program Files/R/R-3.6.1/library"' is not writable
Warning in install.packages :
cannot create dir 'C:\Users???????', reason 'Invalid argument'
Error in install.packages : unable to create ‘C:/Users/???????/Documents/R/win-library/3.6’
install.packages("readxl")
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/
Warning in install.packages :
'lib = "C:/Program Files/R/R-3.6.1/library"' is not writable
Warning in install.packages :
cannot create dir 'C:\Users???????', reason 'Invalid argument'
Error in install.packages : unable to create ‘C:/Users/???????/Documents/R/win-library/3.6’
can you help me please ? Thank you in advance