Error(s) in re-building vignettes:
  ...
--- re-building ‘DEoptim.Rnw’ using Sweave
Loading required package: parallel

DEoptim package
Differential Evolution algorithm in R
Authors: D. Ardia, K. Mullen, B. Peterson and J. Ulrich

Error: processing vignette 'DEoptim.Rnw' failed with diagnostics:
Running ‘texi2dvi’ on ‘DEoptim.tex’ failed.
LaTeX errors:
! Undefined control sequence.
<recently read> \Hy@colorlink 
                              
l.49 \begin{document}
                     
! Undefined control sequence.
\close@pdflink ->\Hy@endcolorlink 
                                  \Hy@VerboseLinkStop \pdfendlink 
l.49 \begin{document}
                     
! Undefined control sequence.
<recently read> \Hy@colorlink 
                              
l.49 \begin{document}
                     
! Undefined control sequence.
\close@pdflink ->\Hy@endcolorlink 
                                  \Hy@VerboseLinkStop \pdfendlink 
l.49 \begin{document}
                     
--- failed re-building ‘DEoptim.Rnw’

--- re-building ‘DEoptimPortfolioOptimization.Rnw’ using Sweave
Error: processing vignette 'DEoptimPortfolioOptimization.Rnw' failed with diagnostics:
Running ‘texi2dvi’ on ‘DEoptimPortfolioOptimization.tex’ failed.
LaTeX errors:
! Undefined control sequence.
<recently read> \Hy@colorlink 
                              
l.44 \begin{document}
                     
! Undefined control sequence.
\close@pdflink ->\Hy@endcolorlink 
                                  \Hy@VerboseLinkStop \pdfendlink 
l.44 \begin{document}
                     
! Undefined control sequence.
<recently read> \Hy@colorlink 
                              
l.44 \begin{document}
                     
! Undefined control sequence.
\close@pdflink ->\Hy@endcolorlink 
                                  \Hy@VerboseLinkStop \pdfendlink 
l.44 \begin{document}
                     
--- failed re-building ‘DEoptimPortfolioOptimization.Rnw’

SUMMARY: processing the following files failed:
  ‘DEoptim.Rnw’ ‘DEoptimPortfolioOptimization.Rnw’

Error: Vignette re-building failed.
Execution halted