r - 错误延迟加载失败包'devtools'
问题描述
我正在尝试安装 DEVTOOLS,但我不断收到错误显示。任何人都可以帮忙吗?如下所示的2个错误
error 1:package usethis was built under R version 4.0.5
Error in loadNamespace
error 2:ERROR: lazy loading failed for package devtools
这是我的代码
install.packages("blockmodeling", dependencies = TRUE)
install.packages("devtools", dependencies = TRUE)
library(devtools)
devtools::install_github("aslez/concoR")
install.packages("blockmodeling", dependencies = TRUE)
WARNING: Rtools is required to build R packages but is not currently installed. Please download and install the appropriate version of Rtools before proceeding:
https://cran.rstudio.com/bin/windows/Rtools/
Installing package into ‘C:/Users/eslam/Documents/R/win-library/4.0’
(as ‘lib’ is unspecified)
trying URL 'https://cran.rstudio.com/bin/windows/contrib/4.0/blockmodeling_1.0.0.zip'
Content type 'application/zip' length 410411 bytes (400 KB)
downloaded 400 KB
package ‘blockmodeling’ successfully unpacked and MD5 sums checked
The downloaded binary packages are in
C:\Users\eslam\AppData\Local\Temp\Rtmp6nB24u\downloaded_packages
> install.packages("devtools", dependencies = TRUE)
WARNING: Rtools is required to build R packages but is not currently installed. Please download and install the appropriate version of Rtools before proceeding:
https://cran.rstudio.com/bin/windows/Rtools/
Installing package into ‘C:/Users/eslam/Documents/R/win-library/4.0’
(as ‘lib’ is unspecified)
also installing the dependency ‘pkgload’
There are binary versions available but the source versions are later:
binary source needs_compilation
pkgload 1.2.0 1.2.1 TRUE
devtools 2.3.2 2.4.0 FALSE
Binaries will be installed
trying URL 'https://cran.rstudio.com/bin/windows/contrib/4.0/pkgload_1.2.0.zip'
Content type 'application/zip' length 151933 bytes (148 KB)
downloaded 148 KB
package ‘pkgload’ successfully unpacked and MD5 sums checked
The downloaded binary packages are in
C:\Users\eslam\AppData\Local\Temp\Rtmp6nB24u\downloaded_packages
installing the source package ‘devtools’
trying URL 'https://cran.rstudio.com/src/contrib/devtools_2.4.0.tar.gz'
Content type 'application/x-gzip' length 369987 bytes (361 KB)
downloaded 361 KB
* installing *source* package 'devtools' ...
** package 'devtools' successfully unpacked and MD5 sums checked
** using staged installation
** R
** inst
** byte-compile and prepare package for lazy loading
Warning message:
package 'usethis' was built under R version 4.0.5
Error in loadNamespace(j <- i[[1L]], c(lib.loc, .libPaths()), versionCheck = vI[[j]]) :
namespace 'pkgload' 1.2.0 is being loaded, but >= 1.2.1 is required
Calls: <Anonymous> ... namespaceImportFrom -> asNamespace -> loadNamespace
Execution halted
> ERROR
: lazy loading failed for package 'devtools'
* removing 'C:/Users/eslam/Documents/R/win-library/4.0/devtools'
Warning in install.packages :
installation of package ‘devtools’ had non-zero exit status
The downloaded source packages are in
‘C:\Users\eslam\AppData\Local\Temp\Rtmp6nB24u\downloaded_packages’
> library(devtools)
Error in library(devtools) : there is no package called ‘devtools’
> devtools::install_github("aslez/concoR")
Error in loadNamespace(name) : there is no package called ‘devtools’
解决方案
感谢大家的支持。
我想到了 。我不得不跑
install.packages("devtools,type="win.binary")
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