Need help with the Installation of R-package

Question

I am unable to Install Package in my R-studio. Please see the msg I am getting while installing :"dplyr"

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Warning: unable to access index for repository https://cran.rstudio.com/src/contrib:
  cannot open URL 'https://cran.rstudio.com/src/contrib/PACKAGES'
Warning: unable to access index for repository https://cran.rstudio.com/src/contrib:
  cannot open URL 'https://cran.rstudio.com/src/contrib/PACKAGES'
> install.packages(dplyr)
Error in install.packages : object 'dplyr' not found

Also, I have actually no Package installed and while updating I am getting msg All Packages are up to Date..

How can I resolve this issue? Please help ASAP.

Answer 1

Please try this command that will resolve your issue:

options(repos = c(CRAN = "http://cran.rstudio.com"))
install.packages("dplyr")