求解答：RStudio安装包arulesViz时出错

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安装警告是：
> install.packages("arulesViz")
Warning in install.packages :
  unable to access index for repository https://mirrors.ustc.edu.cn/CRAN/src/contrib:
  无法打开URL'https://mirrors.ustc.edu.cn/CRAN/src/contrib/PACKAGES'
Installing package into ‘C:/Users/雷蕊/Documents/R/win-library/3.6’
(as ‘lib’ is unspecified)
Warning in install.packages :
  unable to access index for repository https://mirrors.ustc.edu.cn/CRAN/src/contrib:
  无法打开URL'https://mirrors.ustc.edu.cn/CRAN/src/contrib/PACKAGES'
Warning in install.packages :
  package ‘arulesViz’ is not available (for R version 3.6.3)
Warning in install.packages :
  unable to access index for repository https://mirrors.ustc.edu.cn/CRAN/bin/windows/contrib/3.6:
  无法打开URL'https://mirrors.ustc.edu.cn/CRAN/bin/windows/contrib/3.6/PACKAGES'


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-winwin 发表于 2020-5-18 09:43
安装警告是：
> install.packages("arulesViz")
Warning in install.packages :

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