install.packages("doBY")
Installing package into ‘C:/Users/hp/Documents/R/win-library/3.5’
(as ‘lib’ is unspecified)
Warning: unable to access index for repository https://mirrors.tongji.edu.cn/CRAN/src/contrib:
cannot open destfile 'C:\Users\hp\AppData\Local\Temp\RtmpmehPzF\file1c82c8e4482', reason 'No such file or directory'
Error in gzfile(file, mode) : cannot open the connection
In addition: Warning messages:
1: package ‘doBY’ is not available (for R version 3.5.1)
2: In gzfile(file, mode) :
cannot open compressed file 'C:\Users\hp\AppData\Local\Temp\RtmpmehPzF/libloc_190_c058e4db.rds', probable reason 'No such file or directory'
本人刚开始自学R语言，这个问题该怎么解决呢？谢谢，非常谢谢
