Rstudio中安装包时“无法连接服务器”问题解决方法

最新推荐文章于 2024-07-27 00:38:58 发布

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最新推荐文章于 2024-07-27 00:38:58 发布 · 1.3w 阅读

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#R语言

形如

> install.packages("randomforeast")
Warning in install.packages :
  unable to access index for repository https://mran.microsoft.com/snapshot/2018-08-01/src/contrib:
  cannot open URL 'https://mran.microsoft.com/snapshot/2018-08-01/src/contrib/PACKAGES'
Warning in install.packages :
  unable to access index for repository http://www.stats.ox.ac.uk/pub/RWin/src/contrib:
  cannot open URL 'http://www.stats.ox.ac.uk/pub/RWin/src/contrib/PACKAGES'
Warning in install.packages :
  unable to access index for repository https://mran.microsoft.com/snapshot/2018-08-01/src/contrib:
  cannot open URL 'https://mran.microsoft.com/snapshot/2018-08-01/src/contrib/PACKAGES'
Warning in install.packages :
  unable to access index for repository http://www.stats.ox.ac.uk/pub/RWin/src/contrib:
  cannot open URL 'http://www.stats.ox.ac.uk/pub/RWin/src/contrib/PACKAGES'
Warning in install.packages :
  package ‘randomforeast’ is not available (for R version 3.5.1)
Warning in install.p