Error(s) in re-building vignettes:
--- re-building 'MM2S.Rnw' using knitr
Warning in doTryCatch(return(expr), name, parentenv, handler) :
  "labelcex" is not a graphical parameter
Warning in doTryCatch(return(expr), name, parentenv, handler) :
  "labelcex" is not a graphical parameter
Warning in doTryCatch(return(expr), name, parentenv, handler) :
  "labelcex" is not a graphical parameter
Warning in doTryCatch(return(expr), name, parentenv, handler) :
  "labelcex" is not a graphical parameter
texify: C:\jenkins\workspace\miktex\windows\build\source\Libraries\MiKTeX\Core\Utils\Utils.cpp:490: internal error

Warning in system(paste(shQuote(texi2dvi), "--version"), intern = TRUE) :
  running command '"C:\PROGRA~1\MiKTeX\miktex\bin\x64\texify.exe" --version' had status 5
Warning in system(paste(shQuote(texi2dvi), if (quiet) "--quiet" else "",  :
  running command '"C:\PROGRA~1\MiKTeX\miktex\bin\x64\texify.exe" --quiet --pdf "MM2S.tex" ' had status 1
Error: processing vignette 'MM2S.Rnw' failed with diagnostics:
running 'texi2dvi' on 'MM2S.tex' failed

LaTeX errors:
vign_test/MM2S/vignettes/MM2S.tex:137: pdfTeX error (font expansion): auto expa
nsion is only possible with scalable fonts.
<argument> ...shipout:D \box_use:N \l_shipout_box 
                                                  \__shipout_drop_firstpage_...
l.137 \end{kframe}
vign_test/MM2S/vignettes/MM2S.tex:137:  ==> Fatal error occurred, no output PDF
 file produced!

--- failed re-building 'MM2S.Rnw'

--- re-building 'MM2S_FromRawData.Rnw' using knitr
texify: C:\jenkins\workspace\miktex\windows\build\source\Libraries\MiKTeX\Core\Utils\Utils.cpp:490: internal error

Warning in system(paste(shQuote(texi2dvi), "--version"), intern = TRUE) :
  running command '"C:\PROGRA~1\MiKTeX\miktex\bin\x64\texify.exe" --version' had status 5
Warning in system(paste(shQuote(texi2dvi), if (quiet) "--quiet" else "",  :
  running command '"C:\PROGRA~1\MiKTeX\miktex\bin\x64\texify.exe" --quiet --pdf "MM2S_FromRawData.tex" ' had status 1
Error: processing vignette 'MM2S_FromRawData.Rnw' failed with diagnostics:
running 'texi2dvi' on 'MM2S_FromRawData.tex' failed

LaTeX errors:
vign_test/MM2S/vignettes/MM2S_FromRawData.tex:144: pdfTeX error (font expansion
): auto expansion is only possible with scalable fonts.
<argument> ...shipout:D \box_use:N \l_shipout_box 
                                                  \__shipout_drop_firstpage_...
l.144 \end{kframe}
vign_test/MM2S/vignettes/MM2S_FromRawData.tex:144:  ==> Fatal error occurred, n
o output PDF file produced!

--- failed re-building 'MM2S_FromRawData.Rnw'

SUMMARY: processing the following files failed:
  'MM2S.Rnw' 'MM2S_FromRawData.Rnw'

Error: Vignette re-building failed.
Execution halted