no able to install

[wulixin]

#devtools::install_github("Ryo-N7/tvthemes") devtools::install_github("hadley/emo") Downloading GitHub repo hadley/emo@master These packages have more recent versions available. Which would you like to update?

1: assertthat (0.2.0 -> 0.2.1 ) [CRAN] 2: purrr (0.3.1 -> 0.3.2 ) [CRAN] 3: Rcpp (1.0.0 -> 1.0.1 ) [CRAN] 4: rlang (0.3.1 -> 0.3.4 ) [CRAN] 5: stringi (1.3.1 -> 1.4.3 ) [CRAN] 6: glue (1.3.1 -> ea0edcb2e...) [GitHub] 7: CRAN packages only 8: All 9: None

Enter one or more numbers separated by spaces, or an empty line to cancel 1: 9 √ checking for file 'C:\Users\cmbcwulixin\AppData\Local\Temp\RtmpEJGW4v\remotes34f864641c9a\hadley-emo-02a5206/DESCRIPTION' ...

• preparing 'emo': (611ms) √ checking DESCRIPTION meta-information ...
• checking for LF line-endings in source and make files and shell scripts (469ms)
• checking for empty or unneeded directories
• looking to see if a 'data/datalist' file should be added
• building 'emo_0.0.0.9000.tar.gz'

• installing source package 'emo' ... ** R Error : (由警告转换成)无法重新编码'jis.R'行3 ERROR: unable to collate and parse R files for package 'emo'
• removing 'D:/R-3.5.3/library/emo' In R CMD INSTALL