Error(s) in re-building vignettes:
  ...
--- re-building ‘dnr_vignette.Rnw’ using knitr
Warning: 'mode(width)' differs between new and previous
	 ==> NOT changing 'width'
Warning: 'mode(width)' differs between new and previous
	 ==> NOT changing 'width'
Warning: 'mode(width)' differs between new and previous
	 ==> NOT changing 'width'
Warning: 'mode(width)' differs between new and previous
	 ==> NOT changing 'width'
Warning: 'mode(width)' differs between new and previous
	 ==> NOT changing 'width'
Warning: 'mode(width)' differs between new and previous
	 ==> NOT changing 'width'
Warning: 'mode(width)' differs between new and previous
	 ==> NOT changing 'width'
Warning: 'mode(width)' differs between new and previous
	 ==> NOT changing 'width'
Warning: 'mode(width)' differs between new and previous
	 ==> NOT changing 'width'
Warning: 'mode(width)' differs between new and previous
	 ==> NOT changing 'width'
Warning: 'mode(width)' differs between new and previous
	 ==> NOT changing 'width'
Warning: 'mode(width)' differs between new and previous
	 ==> NOT changing 'width'
Warning: 'mode(width)' differs between new and previous
	 ==> NOT changing 'width'
Warning: 'mode(width)' differs between new and previous
	 ==> NOT changing 'width'
Warning: 'mode(width)' differs between new and previous
	 ==> NOT changing 'width'
Warning: 'mode(width)' differs between new and previous
	 ==> NOT changing 'width'
Warning: 'mode(width)' differs between new and previous
	 ==> NOT changing 'width'
Warning: 'mode(width)' differs between new and previous
	 ==> NOT changing 'width'
Error: processing vignette ‘dnr_vignette.Rnw’ failed with diagnostics:
Running ‘texi2dvi’ on ‘dnr_vignette.tex’ failed.
LaTeX errors:
! You can't use `macro parameter character #' in horizontal mode.
l.83 suppressMessages(library(dnr))data(beach)#
                                               # get the number of time poin...

? 
! Emergency stop.
l.83 suppressMessages(library(dnr))data(beach)#
                                               # get the number of time poin...
End of file on the terminal!

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

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

Error: Vignette re-building failed.
Execution halted