R version 3.0.2 (2013-09-25) -- "Frisbee Sailing"
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Platform: x86_64-pc-linux-gnu (64-bit)
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> install.packages('devtools')
Installing package into ‘/home/kingslee/R/x86_64-pc-linux-gnu-library/3.0’
(as ‘lib’ is unspecified)
Warning in install.packages :
dependency ‘xml2’ is not available
also installing the dependency ‘rversions’
--2015-07-29 12:02:27--
https://cran.rstudio.com/src/contrib/rversions_1.0.2.tar.gz
Resolving cran.rstudio.com (cran.rstudio.com)... 54.230.188.51
Connecting to cran.rstudio.com (cran.rstudio.com)|54.230.188.51|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 4654 (4.5K) [application/x-gzip]
Saving to: ‘/tmp/Rtmpcd8fcf/downloaded_packages/rversions_1.0.2.tar.gz’
0K .... 100%
540M=0s
2015-07-29 12:02:29 (540 MB/s) -
‘/tmp/Rtmpcd8fcf/downloaded_packages/rversions_1.0.2.tar.gz’ saved [4654/4654]
--2015-07-29 12:02:29-- https://cran.rstudio.com/src/contrib/devtools_1.8.0.tar.gz
Resolving cran.rstudio.com (cran.rstudio.com)... 54.230.188.51
Connecting to cran.rstudio.com (cran.rstudio.com)|54.230.188.51|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 141487 (138K) [application/x-gzip]
Saving to: ‘/tmp/Rtmpcd8fcf/downloaded_packages/devtools_1.8.0.tar.gz’
0K .......... .......... .......... .......... .......... 36% 388K 0s
50K .......... .......... .......... .......... .......... 72% 487K 0s
100K .......... .......... .......... ........ 100% 440K=0.3s
2015-07-29 12:02:30 (434 KB/s) -
‘/tmp/Rtmpcd8fcf/downloaded_packages/devtools_1.8.0.tar.gz’ saved [141487/141487]
ERROR: dependency ‘xml2’ is not available for package ‘rversions’
* removing ‘/home/kingslee/R/x86_64-pc-linux-gnu-library/3.0/rversions’
Warning in install.packages :
installation of package ‘rversions’ had non-zero exit status
ERROR: dependency ‘rversions’ is not available for package ‘devtools’
* removing ‘/home/kingslee/R/x86_64-pc-linux-gnu-library/3.0/devtools’
Warning in install.packages :
installation of package ‘devtools’ had non-zero exit status
The downloaded source packages are in
‘/tmp/Rtmpcd8fcf/downloaded_packages’
答案 0 :(得分：0)
您可以在计算机上安装该xml工具。
sudo apt-get -y install libxml2-dev
如果这确实消除了您的错误，您应该关注this post以获取有关如何在Ubuntu上正确设置R的更多说明