Keras installation problem

Hi Iam new in R. Im trying to instal kers After I paste

devtools::install_github("rstudio/keras")

I get this error:

Downloading GitHub repo rstudio/keras@master
from URL https://api.github.com/repos/rstudio/keras/zipball/master
Installing keras
Downloading GitHub repo rstudio/reticulate@master
from URL https://api.github.com/repos/rstudio/reticulate/zipball/master
Installing reticulate
"C:/PROGRA~1/R/R-34~1.4/bin/x64/R" --no-site-file
--no-environ --no-save --no-restore --quiet CMD
INSTALL "C:/Users/CHÚ
SAV/AppData/Local/Temp/RtmpAphxAn/devtools320656d676e/rstudio-reticulate-7c6bc9b"
--library="C:/Users/CHÚ
SAV/Documents/R/win-library/3.4" --install-tests

  • installing source package 'reticulate' ...
    Warning in file(file, if (append) "a" else "w") :
    cannot open file 'C:/Users/CHZ SAV/Documents/R/win-library/3.4/reticulate/DESCRIPTION': No such file or directory
    Error in file(file, if (append) "a" else "w") :
    cannot open the connection
    ERROR: installing package DESCRIPTION failed for package 'reticulate'

  • removing 'C:/Users/CHÚ SAV/Documents/R/win-library/3.4/reticulate'

  • restoring previous 'C:/Users/CHÚ SAV/Documents/R/win-library/3.4/reticulate'
    In R CMD INSTALL
    Installation failed: Command failed (1)
    "C:/PROGRA~1/R/R-34~1.4/bin/x64/R" --no-site-file
    --no-environ --no-save --no-restore --quiet CMD
    INSTALL "C:/Users/CHÚ
    SAV/AppData/Local/Temp/RtmpAphxAn/devtools32047362602/rstudio-keras-50bb9f5"
    --library="C:/Users/CHÚ
    SAV/Documents/R/win-library/3.4" --install-tests

  • installing source package 'keras' ...
    Warning in file(file, if (append) "a" else "w") :
    cannot open file 'C:/Users/CHZ SAV/Documents/R/win-library/3.4/keras/DESCRIPTION': No such file or directory
    Error in file(file, if (append) "a" else "w") :
    cannot open the connection
    ERROR: installing package DESCRIPTION failed for package 'keras'

  • removing 'C:/Users/CHÚ SAV/Documents/R/win-library/3.4/keras'
    In R CMD INSTALL
    Installation failed: Command failed (1)