update.packages(old.packages())出现“不可写"错误

MaverickChan

> update.packages(old.packages())
foreign :
Version 0.8-65 installed in C:/Program Files/R/R-3.2.2/library
Version 0.8-66 available at https://mirrors.ustc.edu.cn/CRAN
Update (y/N/c)?  y
nlme :
Version 3.1-121 installed in C:/Program Files/R/R-3.2.2/library
Version 3.1-122 available at https://mirrors.ustc.edu.cn/CRAN
Update (y/N/c)?  y
Warning in install.packages(update[instlib == l, "Package"], l, repos = repos,  :
  'lib="C:/Program Files/R/R-3.2.2/library"'不可写
trying URL 'https://mirrors.ustc.edu.cn/CRAN/bin/windows/contrib/3.2/foreign_0.8-66.zip'
Content type 'application/zip' length 288676 bytes (281 KB)
downloaded 281 KB

trying URL 'https://mirrors.ustc.edu.cn/CRAN/bin/windows/contrib/3.2/nlme_3.1-122.zip'
Content type 'application/zip' length 2139558 bytes (2.0 MB)
downloaded 2.0 MB

程序包‘foreign’打开成功，MD5和检查也通过
程序包‘nlme’打开成功，MD5和检查也通过

下载的二进制程序包在
        C:\Users\MaverickChan\AppData\Local\Temp\RtmpwflUWi\downloaded_packages里

这个问题在好多地方看到，请问，应如何解决？出现这个问题的原因是什么呢？谢谢了~

MaverickChan

经过我自己的搜索和学习，解决这个问题的方法是：windows 8.1， 要以管理员身份启动R.
这样子就没问题了~希望能帮助到大家~也谢谢这个讨论R语言的地方~虽然现在这边的人气不够多，但是相信未来会越来越火的~
> update.packages(old.packages())
foreign :
Version 0.8-65 installed in C:/Program Files/R/R-3.2.2/library
Version 0.8-66 available at https://mirrors.ustc.edu.cn/CRAN
Update (y/N/c)?  y
nlme :
Version 3.1-121 installed in C:/Program Files/R/R-3.2.2/library
Version 3.1-122 available at https://mirrors.ustc.edu.cn/CRAN
Update (y/N/c)?  y
trying URL 'https://mirrors.ustc.edu.cn/CRAN/bin/windows/contrib/3.2/foreign_0.8-66.zip'
Content type 'application/zip' length 288676 bytes (281 KB)
downloaded 281 KB

trying URL 'https://mirrors.ustc.edu.cn/CRAN/bin/windows/contrib/3.2/nlme_3.1-122.zip'
Content type 'application/zip' length 2139558 bytes (2.0 MB)
downloaded 2.0 MB

程序包‘foreign’打开成功，MD5和检查也通过
程序包‘nlme’打开成功，MD5和检查也通过

下载的二进制程序包在
        C:\Users\MaverickChan\AppData\Local\Temp\RtmpeMaKIF\downloaded_packages里