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--- re-building 'a_introduction.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 "a_introduction.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 'a_introduction.Rnw' failed with diagnostics:
running 'texi2dvi' on 'a_introduction.tex' failed

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--- failed re-building 'a_introduction.Rnw'

--- re-building 'b_powerlaw_examples.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 "b_powerlaw_examples.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 'b_powerlaw_examples.Rnw' failed with diagnostics:
running 'texi2dvi' on 'b_powerlaw_examples.tex' failed

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es/b_powerlaw_examples.tex:102: Package xcolor Error: Undefined color `fgcolor'
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es/b_powerlaw_examples.tex:111: Package xcolor Error: Undefined color `fgcolor'
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See the xcolor package documentation for explanation.
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es/b_powerlaw_examples.tex:579: Package xcolor Error: Undefined color `messagec
olor'.

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--- failed re-building 'b_powerlaw_examples.Rnw'

--- re-building 'c_comparing_distributions.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 "c_comparing_distributions.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 'c_comparing_distributions.Rnw' failed with diagnostics:
running 'texi2dvi' on 'c_comparing_distributions.tex' failed

LaTeX errors:
es/c_comparing_distributions.tex:119: Package xcolor Error: Undefined color `fg
color'.

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color'.

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color'.

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--- failed re-building 'c_comparing_distributions.Rnw'

--- re-building 'd_jss_paper.Rnw' using Sweave
--- finished re-building 'd_jss_paper.Rnw'

SUMMARY: processing the following files failed:
  'a_introduction.Rnw'
  'b_powerlaw_examples.Rnw'
  'c_comparing_distributions.Rnw'

Error: Vignette re-building failed.
Execution halted