Error(s) in re-building vignettes:
--- re-building 'AQuickStart.Rnw' using knitr
Warning in system(paste(shQuote(texi2dvi), if (quiet) "--quiet" else "",  :
  running command '"C:\PROGRA~1\MiKTeX\miktex\bin\x64\texify.exe" --quiet --pdf "AQuickStart.tex" --max-iterations=20 -I "C:/r_packages/rinst/share/texmf/tex/latex" -I "C:/r_packages/rinst/share/texmf/bibtex/bst"' had status 1
Error: processing vignette 'AQuickStart.Rnw' failed with diagnostics:
running 'texi2dvi' on 'AQuickStart.tex' failed

LaTeX errors:
rt.tex:120: Package xcolor Error: Undefined color `fgcolor'.

See the xcolor package documentation for explanation.
Type  H <return>  for immediate help.
 ...                                              

--- failed re-building 'AQuickStart.Rnw'

--- re-building 'gMCP.Rnw' using knitr
--- finished re-building 'gMCP.Rnw'

--- re-building 'parametric.Rnw' using knitr
Error: processing vignette 'parametric.Rnw' failed with diagnostics:
running 'texi2dvi' on 'parametric.tex' failed

LaTeX errors:
c.tex:217: Package xcolor Error: Undefined color `fgcolor'.

See the xcolor package documentation for explanation.
Type  H <return>  for immediate help.
 ...                                              
c.tex:246: Package xcolor Error: Undefined color `fgcolor'.

See the xcolor package documentation for explanation.
Type  H <return>  for immediate help.
 ...                                              
c.tex:282: Package xcolor Error: Undefined color `fgcolor'.

See the xcolor package documentation for explanation.
Type  H <return>  for immediate help.
 ...                                              
c.tex:341: Package xcolor Error: Undefined color `fgcolor'.

See the xcolor package documentation for explanation.
Type  H <return>  for immediate help.
 ...                                              
c.tex:364: Package xcolor Error: Undefined color `fgcolor'.

See the xcolor package documentation for explanation.
Type  H <return>  for immediate help.
 ...                                              
c.tex:376: Package xcolor Error: Undefined color `fgcolor'.

See the xcolor package documentation for explanation.
Type  H <return>  for immediate help.
 ...                                              
c.tex:405: Package xcolor Error: Undefined color `fgcolor'.

See the xcolor package documentation for explanation.
Type  H <return>  for immediate help.
 ...                                              
c.tex:448: Package xcolor Error: Undefined color `fgcolor'.

See the xcolor package documentation for explanation.
Type  H <return>  for immediate help.
 ...                                              
c.tex:498: Package xcolor Error: Undefined color `fgcolor'.

See the xcolor package documentation for explanation.
Type  H <return>  for immediate help.
 ...                                              
c.tex:545: Package xcolor Error: Undefined color `fgcolor'.

See the xcolor package documentation for explanation.
Type  H <return>  for immediate help.
 ...                                              
c.tex:562: Package xcolor Error: Undefined color `fgcolor'.

See the xcolor package documentation for explanation.
Type  H <return>  for immediate help.
 ...                                              
c.tex:609: Package xcolor Error: Undefined color `fgcolor'.

See the xcolor package documentation for explanation.
Type  H <return>  for immediate help.
 ...                                              
c.tex:678: Package xcolor Error: Undefined color `fgcolor'.

See the xcolor package documentation for explanation.
Type  H <return>  for immediate help.
 ...                                              

--- failed re-building 'parametric.Rnw'

SUMMARY: processing the following files failed:
  'AQuickStart.Rnw' 'parametric.Rnw'

Error: Vignette re-building failed.
In addition: Warning messages:
1: In wilcox.test.default(x, y, alternative = "less", correct = TRUE) :
  cannot compute exact p-value with ties
2: In wilcox.test.default(x, y, alternative = "less", correct = TRUE) :
  cannot compute exact p-value with ties
3: In wilcox.test.default(x, y, alternative = "less", correct = TRUE) :
  cannot compute exact p-value with ties
4: In wilcox.test.default(x, y, alternative = "less", correct = TRUE) :
  cannot compute exact p-value with ties
5: In wilcox.test.default(x, y, alternative = "less", correct = TRUE) :
  cannot compute exact p-value with ties
6: In system(paste(shQuote(texi2dvi), if (quiet) "--quiet" else "",  :
  running command '"C:\PROGRA~1\MiKTeX\miktex\bin\x64\texify.exe" --quiet --pdf "gMCP.tex" --max-iterations=20 -I "C:/r_packages/rinst/share/texmf/tex/latex" -I "C:/r_packages/rinst/share/texmf/bibtex/bst"' had status 1
7: In system(paste(shQuote(texi2dvi), if (quiet) "--quiet" else "",  :
  running command '"C:\PROGRA~1\MiKTeX\miktex\bin\x64\texify.exe" --quiet --pdf "parametric.tex" --max-iterations=20 -I "C:/r_packages/rinst/share/texmf/tex/latex" -I "C:/r_packages/rinst/share/texmf/bibtex/bst"' had status 1
Execution halted