Error(s) in re-building vignettes:
  ...
--- re-building ‘IsoGene.Rnw’ using Sweave
Loading required package: Iso
Iso 0.0-18
Error: processing vignette 'IsoGene.Rnw' failed with diagnostics:
Running 'texi2dvi' on 'IsoGene.tex' failed.
LaTeX errors:
! Argument of \@tempa has an extra }.
<inserted text> 
                \par 
l.767 ...graphics[width=1\textwidth]{pupdn1b.png}}
                                                  
! Paragraph ended before \@tempa was complete.
<to be read again> 
                   \par 
l.767 ...graphics[width=1\textwidth]{pupdn1b.png}}
                                                  
! Extra }, or forgotten \endgroup.
<recently read> }
                 
l.767 ...graphics[width=1\textwidth]{pupdn1b.png}}
                                                  
! Extra }, or forgotten \endgroup.
\@endfloatbox ...pagefalse \outer@nobreak \egroup 
                                                  \color@endbox 
l.773 \end{figure}
                  
! Extra }, or forgotten \endgroup.
\color@endbox ->\color@endgroup \egroup 
                                        
l.773 \end{figure}
                  
! LaTeX Error: Not in outer par mode.

See the LaTeX manual or LaTeX Companion for explanation.
Type  H <return>  for immediate help.
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! Argument of \@tempa has an extra }.
<inserted text> 
                \par 
l.800 ...egraphics[width=1\textwidth]{stat1a.png}}
                                                  
! Paragraph ended before \@tempa was complete.
<to be read again> 
                   \par 
l.800 ...egraphics[width=1\textwidth]{stat1a.png}}
                                                  
! Extra }, or forgotten \endgroup.
<recently read> }
                 
l.800 ...egraphics[width=1\textwidth]{stat1a.png}}
                                                  
! Extra }, or forgotten \endgroup.
\@endfloatbox ...pagefalse \outer@nobreak \egroup 
                                                  \color@endbox 
l.804 \end{figure}
                  
! Extra }, or forgotten \endgroup.
\color@endbox ->\color@endgroup \egroup 
                                        
l.804 \end{figure}
                  
! LaTeX Error: Not in outer par mode.

See the LaTeX manual or LaTeX Companion for explanation.
Type  H <return>  for immediate help.
 ...                                              
! Argument of \@tempa has an extra }.
<inserted text> 
                \par 
l.1321 ...dth=0.8\textwidth]{IsoGene-IsoPlot.pdf}}
                                                  
! Paragraph ended before \@tempa was complete.
<to be read again> 
                   \par 
l.1321 ...dth=0.8\textwidth]{IsoGene-IsoPlot.pdf}}
                                                  
! Extra }, or forgotten \endgroup.
<recently read> }
                 
l.1321 ...dth=0.8\textwidth]{IsoGene-IsoPlot.pdf}}
                                                  
! Extra }, or forgotten \endgroup.
\@endfloatbox ...pagefalse \outer@nobreak \egroup 
                                                  \color@endbox 
l.1326 \end{figure}
                   
! Extra }, or forgotten \endgroup.
\color@endbox ->\color@endgroup \egroup 
                                        
l.1326 \end{figure}
                   
! LaTeX Error: Not in outer par mode.

See the LaTeX manual or LaTeX Companion for explanation.
Type  H <return>  for immediate help.
 ...                                              
! Argument of \@tempa has an extra }.
<inserted text> 
                \par 
l.1567 ...8\textwidth]{IsoGene-IsopvaluePlot.pdf}}
                                                  
! Paragraph ended before \@tempa was complete.
<to be read again> 
                   \par 
l.1567 ...8\textwidth]{IsoGene-IsopvaluePlot.pdf}}
                                                  
! Extra }, or forgotten \endgroup.
<recently read> }
                 
l.1567 ...8\textwidth]{IsoGene-IsopvaluePlot.pdf}}
                                                  
! Extra }, or forgotten \endgroup.
\@endfloatbox ...pagefalse \outer@nobreak \egroup 
                                                  \color@endbox 
l.1576 \end{figure}
                   
! Extra }, or forgotten \endgroup.
\color@endbox ->\color@endgroup \egroup 
                                        
l.1576 \end{figure}
                   
! LaTeX Error: There's no line here to end.

See the LaTeX manual or LaTeX Companion for explanation.
Type  H <return>  for immediate help.
 ...                                              
! LaTeX Error: Not in outer par mode.

See the LaTeX manual or LaTeX Companion for explanation.
Type  H <return>  for immediate help.
 ...                                              
! Argument of \@tempa has an extra }.
<inserted text> 
                \par 
l.1660 ...h=0.8\textwidth]{IsoGene-IsoBHPlot.pdf}}
                                                  
! Paragraph ended before \@tempa was complete.
<to be read again> 
                   \par 
l.1660 ...h=0.8\textwidth]{IsoGene-IsoBHPlot.pdf}}
                                                  
! Extra }, or forgotten \endgroup.
<recently read> }
                 
l.1660 ...h=0.8\textwidth]{IsoGene-IsoBHPlot.pdf}}
                                                  
! Extra }, or forgotten \endgroup.
\@endfloatbox ...pagefalse \outer@nobreak \egroup 
                                                  \color@endbox 
l.1664 \end{figure}
                   
! Extra }, or forgotten \endgroup.
\color@endbox ->\color@endgroup \egroup 
                                        
l.1664 \end{figure}
                   
! LaTeX Error: Not in outer par mode.

See the LaTeX manual or LaTeX Companion for explanation.
Type  H <return>  for immediate help.
 ...                                              
! Argument of \@tempa has an extra }.
<inserted text> 
                \par 
l.1965 ...extwidth]{IsoGene-IsoSAMPlotOutput.pdf}}
                                                  
! Paragraph ended before \@tempa was complete.
<to be read again> 
                   \par 
l.1965 ...extwidth]{IsoGene-IsoSAMPlotOutput.pdf}}
                                                  
! Extra }, or forgotten \endgroup.
<recently read> }
                 
l.1965 ...extwidth]{IsoGene-IsoSAMPlotOutput.pdf}}
                                                  
! Extra }, or forgotten \endgroup.
\@endfloatbox ...pagefalse \outer@nobreak \egroup 
                                                  \color@endbox 
l.1970 \end{figure}
                   
! Extra }, or forgotten \endgroup.
\color@endbox ->\color@endgroup \egroup 
                                        
l.1970 \end{figure}
                   
! LaTeX Error: \begin{figure} on input line 1963 ended by \end{document}.

See the LaTeX manual or LaTeX Companion for explanation.
Type  H <return>  for immediate help.
 ...                                              
! You can't use `\end' in internal vertical mode.
\enddocument ... \endgroup \deadcycles \z@ \@@end 
                                                  
l.2117 \end{document}
                     
! LaTeX Error: \begin{figure} on input line 1963 ended by \end{document}.

See the LaTeX manual or LaTeX Companion for explanation.
Type  H <return>  for immediate help.
 ...                                              
! Missing } inserted.
<inserted text> 
                }
l.2117 \end{document}
                     
! Missing } inserted.
<inserted text> 
                }
l.2117 \end{document}
                     
! Emergency stop.
<*> \nonstopmode \input ./IsoGene.tex
                                     
*** (job aborted, no legal \end found)

!  ==> Fatal error occurred, no output PDF file produced!
--- failed re-building ‘IsoGene.Rnw’

SUMMARY: processing the following file failed:
  ‘IsoGene.Rnw’

Error: Vignette re-building failed.
Execution halted