R安装程辑包，无法打开压缩文件错误_"error in read.dcf(file.path(pkgname, \"descriptio

Error in read.dcf(file.path(pkgname, “DESCRIPTION”), c(“Package”, “Type”)) :
无法打开链结
此外: Warning messages:
1: In download.file(url, destfile, method, mode = “wb”, …) :
downloaded length 6385664 != reported length 8464251
2: In unzip(zipname, exdir = dest) : 从zip文件中抽取1时出了错
3: In read.dcf(file.path(pkgname, “DESCRIPTION”), c(“Package”, “Type”)) :
无法打开压缩文件’TH.data/DESCRIPTION’，可能是因为’No such file or directory’

出现类似问题时，解决方式如下：
修改链接

https://cran.r-project.org/web/packages/package_name/index.html
修改要安装的package_name包名
下载到本地安装即可