Error(s) in re-building vignettes:
--- re-building ‘moveHMM-example.Rmd’ using rmarkdown
--- finished re-building ‘moveHMM-example.Rmd’

--- re-building ‘moveHMM-custom-plots.Rnw’ using knitr
Error: processing vignette 'moveHMM-custom-plots.Rnw' failed with diagnostics:
Running 'texi2dvi' on 'moveHMM-custom-plots.tex' failed.
LaTeX errors:
! Undefined control sequence.
l.73 \hlkwd{set.seed}\hldef
                           {(}\hlnum{1}\hldef{)}
? 
! Emergency stop.
! Emergency stop.
l.73 
     
End of file on the terminal!

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

--- re-building ‘moveHMM-guide.Rnw’ using knitr
Warning: 'mode(width)' and 'mode(height)' differ between new and previous
	 ==> NOT changing 'width' & 'height'
Warning: 'mode(width)' and 'mode(height)' differ between new and previous
	 ==> NOT changing 'width' & 'height'
Warning: 'mode(width)' and 'mode(height)' differ between new and previous
	 ==> NOT changing 'width' & 'height'
Warning: 'mode(width)' and 'mode(height)' differ between new and previous
	 ==> NOT changing 'width' & 'height'
Warning: 'mode(width)' and 'mode(height)' differ between new and previous
	 ==> NOT changing 'width' & 'height'
Warning: 'mode(width)' and 'mode(height)' differ between new and previous
	 ==> NOT changing 'width' & 'height'
Error: processing vignette 'moveHMM-guide.Rnw' failed with diagnostics:
Running 'texi2dvi' on 'moveHMM-guide.tex' failed.
LaTeX errors:
! Undefined control sequence.
l.147 \hlkwd{head}\hldef
                        {(elk_data)}
? 
! Emergency stop.
! Emergency stop.
l.147 
      
End of file on the terminal!

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

--- re-building ‘moveHMM-starting-values.Rnw’ using knitr
Error: processing vignette 'moveHMM-starting-values.Rnw' failed with diagnostics:
Running 'texi2dvi' on 'moveHMM-starting-values.tex' failed.
LaTeX errors:
! Undefined control sequence.
l.93 \hlkwd{library}\hldef
                          {(moveHMM)}
? 
! Emergency stop.
! Emergency stop.
l.93 
     
End of file on the terminal!

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

SUMMARY: processing the following files failed:
  ‘moveHMM-custom-plots.Rnw’ ‘moveHMM-guide.Rnw’
  ‘moveHMM-starting-values.Rnw’

Error: Vignette re-building failed.
Execution halted