我正在尝试在RStudio中安装软件包“sqldf”，但它在下载了几个软件包之后就会阻塞
R version 3.5.0 (2018-04-23)
> install.packages("sqldf")
Installing package into ‘C:/Users/sperga/Documents/R/win-library/3.5’
(as ‘lib’ is unspecified)
also installing the dependencies ‘BH’, ‘plogr’, ‘gsubfn’, ‘proto’, ‘RSQLite’, ‘DBI’, ‘chron’
trying URL 'https://cran.rstudio.com/bin/windows/contrib/3.5/BH_1.66.0-1.zip'
Content type 'application/zip' length 17880019 bytes (17.1 MB)
downloaded 17.1 MB
trying URL 'https://cran.rstudio.com/bin/windows/contrib/3.5/plogr_0.2.0.zip'
Content type 'application/zip' length 18718 bytes (18 KB)
downloaded 18 KB
trying URL 'https://cran.rstudio.com/bin/windows/contrib/3.5/gsubfn_0.7.zip'
Content type 'application/zip' length 357663 bytes (349 KB)
downloaded 349 KB
trying URL 'https://cran.rstudio.com/bin/windows/contrib/3.5/proto_1.0.0.zip'
Content type 'application/zip' length 471954 bytes (460 KB)
downloaded 460 KB
trying URL 'https://cran.rstudio.com/bin/windows/contrib/3.5/RSQLite_2.1.1.zip'
Content type 'application/zip' length 2154846 bytes (2.1 MB)
downloaded 2.1 MB
trying URL 'https://cran.rstudio.com/bin/windows/contrib/3.5/DBI_1.0.0.zip'
Content type 'application/zip' length 887210 bytes (866 KB)
downloaded 866 KB
trying URL 'https://cran.rstudio.com/bin/windows/contrib/3.5/chron_2.3-52.zip'
Content type 'application/zip' length 198130 bytes (193 KB)
downloaded 193 KB
trying URL 'https://cran.rstudio.com/bin/windows/contrib/3.5/sqldf_0.4-11.zip'
Content type 'application/zip' length 78155 bytes (76 KB)
downloaded 76 KB
我也试图回避CRAN，但它没有用。
非常感谢！
我遇到了确切的问题，但是我加载了RGui，以管理员的身份运行它，为我输入了install命令（install.packages（“ez”）），然后让它运行。大约10分钟后，它完成了。你可能只是等不了多久。