r - 无法在 R : cannot install package 中卸载包

Question

我正在尝试在 R 中安装一个包，但无法解决以下错误。

到底是怎么回事？ :(

我正在运行 Fedora 20, R 3.2

 biocLite("monocle")
    BioC_mirror: http://bioconductor.org
    Using Bioconductor version 3.0 (BiocInstaller 1.16.5), R version 3.2.0.
    Installing package(s) 'monocle'
    trying URL 'http://bioconductor.org/packages/3.0/bioc/src/contrib/monocle_1.0.0.tar.gz'
    Content type 'application/x-gzip' length 332309 bytes (324 KB)

    downloaded 324 KB

    installing *source* package ‘monocle’ ...
    R
    inst
    preparing package for lazy loading
    Error in unloadNamespace(package) : 

    namespace ‘plyr’ is imported by ‘reshape2’, ‘ggplot2’, ‘scales’ so cannot be unloaded
    Error in library(pkg, character.only = TRUE, logical.return = TRUE, lib.loc = lib.loc) : 

    Package ‘plyr’ version 1.8.1 cannot be unloaded
    ERROR: lazy loading failed for package ‘monocle’
    removing ‘/home/user/R/x86_64-redhat-linux-gnu-library/3.2/monocle’

Answer 1

我通过重新启动 R 解决了这个问题。