R语言中,下载软件包总是显示参数不对,我用的是3.6的RStadio,比如 install.pac

新用户emmmm |浏览56次
2020/01/14 20:28
R语言中,下载软件包总是显示参数不对,我用的是3.6的RStadio,比如 install.packages("maps") Warning in install.packages : unable to access index for repository https://cran.rstudio.com/src/contrib: 'headers'参数不对 Warning in install.packages : unable to access index for repository https://cran.rstudio.com/src/contrib: 'headers'参数不对 Warning in install.packages : package ‘maps’ is not available (for R version 3.6.1) Warning in install.packages : unable to access index for repository https://cran.rstudio.com/bin/windows/contrib/3.6: 'headers'参数不对 请问各位这个需要怎么解决是什么问题
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