Windows 7上的R版本3.1.2 install.packages（“devtools”）失败

我无法在Windows7上安装使用RStudio的devtools软件包，错误低于[*]。提前赞赏任何帮助建议。Windows 7上的R版本3.1.2 install.packages（“devtools”）失败

> install.packages("devtools") 
Warning in install.packages : 
    unable to resolve 'cran.rstudio.com' 
Warning in install.packages : 
    unable to resolve 'cran.rstudio.com' 
Warning in install.packages : 
    unable to access index for repository http://cran.rstudio.com/bin/windows/contrib/3.1 
Installing package into ‘C:/Users/Lucy/Documents/R/win-library/3.1’ 
(as ‘lib’ is unspecified) 
Warning in install.packages : 
    unable to resolve 'cran.rstudio.com' 
Warning in install.packages : 
    unable to resolve 'cran.rstudio.com' 
Warning in install.packages : 
    unable to access index for repository http://cran.rstudio.com/bin/windows/contrib/3.1 
Warning in install.packages : 
    package ‘devtools’ is not available (for R version 3.1.2)

来源

2014-11-20 freshbird

您应该尝试另一个存储库。 – 2014-11-20 23:30:35

感谢您的回复！如何尝试另一个存储库？ – freshbird 2014-11-21 01:12:59

所以这不是一个真正的R问题，而只是一个RStudio问题。 – 2014-11-21 01:38:01