RStudio安装package时出现无法连接网络错误

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请问应该如何解决

1. > install.packages("ggplot2")
   
2. Warning in install.packages :
   
3.   InternetOpenUrl failed: ''
   
4. Warning in install.packages :
   
5.   InternetOpenUrl failed: ''
   
6. Warning in install.packages :
   
7.   unable to access index for repository https://cran.rstudio.com/src/contrib:
   
8.   cannot open URL 'https://cran.rstudio.com/src/contrib/PACKAGES'
   
9. Warning in install.packages :
   
10.   InternetOpenUrl failed: ''
    
11. Warning in install.packages :
    
12.   InternetOpenUrl failed: ''
    
13. Warning in install.packages :
    
14.   unable to access index for repository http://www.stats.ox.ac.uk/pub/RWin/src/contrib:
    
15.   cannot open URL 'http://www.stats.ox.ac.uk/pub/RWin/src/contrib/PACKAGES'
    
16. Warning in install.packages :
    
17.   InternetOpenUrl failed: ''
    
18. Warning in install.packages :
    
19.   InternetOpenUrl failed: ''
    
20. Warning in install.packages :
    
21.   unable to access index for repository https://cran.rstudio.com/src/contrib:
    
22.   cannot open URL 'https://cran.rstudio.com/src/contrib/PACKAGES'
    
23. Warning in install.packages :
    
24.   InternetOpenUrl failed: ''
    
25. Warning in install.packages :
    
26.   InternetOpenUrl failed: ''
    
27. Warning in install.packages :
    
28.   unable to access index for repository http://www.stats.ox.ac.uk/pub/RWin/src/contrib:
    
29.   cannot open URL 'http://www.stats.ox.ac.uk/pub/RWin/src/contrib/PACKAGES'
    
30. Warning in install.packages :
    
31.   package ‘ggplot2’ is not available (for R version 3.3.2)
    
32. Warning in install.packages :
    
33.   InternetOpenUrl failed: ''
    
34. Warning in install.packages :
    
35.   InternetOpenUrl failed: ''
    
36. Warning in install.packages :
    
37.   unable to access index for repository https://cran.rstudio.com/bin/windows/contrib/3.3:
    
38.   cannot open URL 'https://cran.rstudio.com/bin/windows/contrib/3.3/PACKAGES'
    
39. Warning in install.packages :
    
40.   InternetOpenUrl failed: ''
    
41. Warning in install.packages :
    
42.   InternetOpenUrl failed: ''
    
43. Warning in install.packages :
    
44.   unable to access index for repository http://www.stats.ox.ac.uk/pub/RWin/bin/windows/contrib/3.3:
    
45.   cannot open URL 'http://www.stats.ox.ac.uk/pub/RWin/bin/windows/contrib/3.3/PACKAGES'
    
46. >

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关键词：package RStudio Studio Pack PAC RStudio

按照这上面的方法做还是不行

翻墙解决了

可能是下载镜像的链接不是中国的，可以在工具中修改下载镜像地址

ScottWit 发表于 2017-1-17 21:31
翻墙解决了

您好 请问你是具体怎么解决的 可以告知一下嘛