我试着安装一个包,使用

install.packages("foobarbaz")

却收到了警告

Warning message:
package 'foobarbaz' is not available (for R version x.y.z)

为什么R认为这个包是不可用的?

参见这些问题的具体例子:

My package doesn't work for R 2.15.2 package 'Rbbg' is not available (for R version 2.15.2) package is not available (for R version 2.15.2) package doMC NOT available for R version 3.0.0 warning in install.packages Dependency ‘Rglpk’ is not available for package ‘fPortfolio’ What to do when a package is not available for our R version? Is the bigvis package for R not available for R version 3.0.1? package ‘syncwave’/‘mvcwt’ is not available (for R version 3.0.2) package ‘diamonds’ is not available (for R version 3.0.0) Is the plyr package for R not available for R version 3.0.2? Package bigmemory not installing on R 64 3.0.2 package "makeR" is not available (for version 3.0.2) package ‘RTN’ is not available (for R version 3.0.1) Trouble Installing geoR package package ‘twitterR’ is not available (for R version 3.1.0) How to install 'Rcpp, package? I got "package is not available" package ‘dataset’ is not available (for R version 3.1.1) "package ‘rhipe’ is not available (for R version 3.1.2)"


当前回答

有些版本的R和libcurl似乎有问题。我在Mac (R版本3.2.2)和Ubuntu (R版本3.0.2)上也遇到过同样的问题,在这两个例子中,在安装之前简单地运行这个程序就解决了。包的命令

options(download.file.method = "wget")

解决方案是由一个朋友建议的,然而,我在任何论坛上都找不到它,因此提交了这个答案给其他人。

其他回答

这个解决方案可能会破坏R,但这里有一个最简单的解决方案,99%的时间都有效。

你需要做的只是:

install.packages('package-name',repos='http://cran.us.r-project.org')

正如作者在这里提到的

这为我节省了大量调试错误的时间。在很多情况下,只是镜子过时了。该函数可以使用https://cran.rstudio.com/:安装多个包及其依赖项

packages <- function(pkg){
    new.pkg <- pkg[!(pkg %in% installed.packages()[, "Package"])]
    if (length(new.pkg))
        install.packages(new.pkg, dependencies = TRUE, repos='https://cran.rstudio.com/')
    sapply(pkg, require, character.only = TRUE)
}

packages(c("foo", "bar", "baz"))

在我的例子中,解决方案是简单地升级R。

当我使用生物导体作为源,然后调用生物clite时,它几乎总是为我工作。例子:

source("https://bioconductor.org/biocLite.R")
biocLite("preprocessCore")

One thing that happened for me is that the version of R provided by my linux distribution (R version 3.0.2 provided by Ubuntu 14.04) was too old for the latest version of the package available on CRAN (in my case, plyr version 1.8.3 as of today). The solution was to use the packaging system of my distribution instead of trying to install from R (apt-get install r-cran-plyr got me version 1.8.1 of plyr). Maybe I could have tried to update R using updateR(), but I'm afraid that doing so would interfere with my distribution's package manager.


编辑(04/08/2020):我最近遇到了一个包(XML)的问题,据报道,在CRAN中的包更新后,我的R版本(3.6.3,Debian伸展上的最新支持)不可用。这非常出乎意料,因为我之前已经成功地安装了它(在相同的R版本和相同的操作系统上)。

由于某种原因,软件包仍然在那里,但是请安装。Packages只查看更新的(且不兼容的)版本。解决方案是找到兼容版本的URL并强制安装。使用它的包,如下:

install.packages("https://cran.r-project.org/src/contrib/Archive/XML/XML_3.99-0.3.tar.gz", repos=NULL, type="source", ask=FALSE)