安装R程序包时出错。

> utils:::menuInstallPkgs()
--- 在此連線階段时请选用CRAN的鏡子 ---
Warning in install.packages(NULL, .libPaths()[1L], dependencies = NA, type = type) :
  'lib="C:/Program Files/R/R-3.5.1/library"'不可写
试开URL’https://mirrors.eliteu.cn/CRAN/bin/windows/contrib/3.5/lars_1.2.zip'
Content type 'application/zip' length 489856 bytes (478 KB)
downloaded 478 KB

程序包‘lars’打开成功，MD5和检查也通过
Error in sprintf(gettext(fmt, domain = domain), ...) :
  '<8c>'多字节字符串有错