Error(s) in re-building vignettes:
--- re-building ‘dermatitis.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) not available. Falling back to R Markdown v1.

Attaching package: 'dplyr'

The following objects are masked from 'package:stats':

    filter, lag

The following objects are masked from 'package:base':

    intersect, setdiff, setequal, union


Attaching package: 'molic'

The following object is masked from 'package:stats':

    deviance

Quitting from lines 107-108 (dermatitis.Rmd) 
Error: processing vignette 'dermatitis.Rmd' failed with diagnostics:
polygon edge not found
--- failed re-building ‘dermatitis.Rmd’

--- re-building ‘genetic_example.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) not available. Falling back to R Markdown v1.

Attaching package: 'molic'

The following object is masked from 'package:stats':

    deviance


Attaching package: 'dplyr'

The following objects are masked from 'package:stats':

    filter, lag

The following objects are masked from 'package:base':

    intersect, setdiff, setequal, union

Warning: The `n_extra` argument of `print()` is deprecated as of pillar 1.6.2.
Please use the `max_extra_cols` argument instead.
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Quitting from lines 91-92 (genetic_example.Rmd) 
Error: processing vignette 'genetic_example.Rmd' failed with diagnostics:
polygon edge not found
--- failed re-building ‘genetic_example.Rmd’

--- re-building ‘outlier_intro.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) not available. Falling back to R Markdown v1.

Attaching package: 'dplyr'

The following objects are masked from 'package:stats':

    filter, lag

The following objects are masked from 'package:base':

    intersect, setdiff, setequal, union

Warning in text.default(x, y, labels = labels, col = label.color, family = label.family,  :
  font "Times-Roman" could not be found for family "serif"
Warning in text.default(x, y, labels = labels, col = label.color, family = label.family,  :
  font "Times-Roman" could not be found for family "serif"
Warning in text.default(x, y, labels = labels, col = label.color, family = label.family,  :
  font "Times-Roman" could not be found for family "serif"
Warning in text.default(x, y, labels = labels, col = label.color, family = label.family,  :
  font "Times-Roman" could not be found for family "serif"
Warning in text.default(x, y, labels = labels, col = label.color, family = label.family,  :
  font "Times-Roman" could not be found for family "serif"
Warning in text.default(x, y, labels = labels, col = label.color, family = label.family,  :
  font "Times-Roman" could not be found for family "serif"
Warning in text.default(x, y, labels = labels, col = label.color, family = label.family,  :
  font "Times-Roman" could not be found for family "serif"
Warning in text.default(x, y, labels = labels, col = label.color, family = label.family,  :
  font "Times-Roman" could not be found for family "serif"
Warning in text.default(x, y, labels = labels, col = label.color, family = label.family,  :
  font "Times-Roman" could not be found for family "serif"
Warning in text.default(x, y, labels = labels, col = label.color, family = label.family,  :
  font "Times-Roman" could not be found for family "serif"
Warning in text.default(x, y, labels = labels, col = label.color, family = label.family,  :
  font "Times-Roman" could not be found for family "serif"
Warning in text.default(x, y, labels = labels, col = label.color, family = label.family,  :
  font "Times-Roman" could not be found for family "serif"
Warning in text.default(x, y, labels = labels, col = label.color, family = label.family,  :
  font "Times-Roman" could not be found for family "serif"
Warning in text.default(x, y, labels = labels, col = label.color, family = label.family,  :
  font "Times-Roman" could not be found for family "serif"
Warning in text.default(x, y, labels = labels, col = label.color, family = label.family,  :
  font "Times-Roman" could not be found for family "serif"
Warning in text.default(x, y, labels = labels, col = label.color, family = label.family,  :
  font "Times-Roman" could not be found for family "serif"
Warning in doTryCatch(return(expr), name, parentenv, handler) :
  font "Times-Roman" could not be found for family "serif"
Warning in doTryCatch(return(expr), name, parentenv, handler) :
  font "Times-Roman" could not be found for family "serif"
Warning in doTryCatch(return(expr), name, parentenv, handler) :
  font "Times-Roman" could not be found for family "serif"
Warning in doTryCatch(return(expr), name, parentenv, handler) :
  font "Times-Roman" could not be found for family "serif"
Warning in doTryCatch(return(expr), name, parentenv, handler) :
  font "Times-Roman" could not be found for family "serif"
Warning in doTryCatch(return(expr), name, parentenv, handler) :
  font "Times-Roman" could not be found for family "serif"
Warning in doTryCatch(return(expr), name, parentenv, handler) :
  font "Times-Roman" could not be found for family "serif"
Warning in doTryCatch(return(expr), name, parentenv, handler) :
  font "Times-Roman" could not be found for family "serif"
Warning in doTryCatch(return(expr), name, parentenv, handler) :
  font "Times-Roman" could not be found for family "serif"
Warning in doTryCatch(return(expr), name, parentenv, handler) :
  font "Times-Roman" could not be found for family "serif"
Warning in doTryCatch(return(expr), name, parentenv, handler) :
  font "Times-Roman" could not be found for family "serif"
Warning in doTryCatch(return(expr), name, parentenv, handler) :
  font "Times-Roman" could not be found for family "serif"
Warning in doTryCatch(return(expr), name, parentenv, handler) :
  font "Times-Roman" could not be found for family "serif"
Warning in doTryCatch(return(expr), name, parentenv, handler) :
  font "Times-Roman" could not be found for family "serif"
Warning in doTryCatch(return(expr), name, parentenv, handler) :
  font "Times-Roman" could not be found for family "serif"
Warning in doTryCatch(return(expr), name, parentenv, handler) :
  font "Times-Roman" could not be found for family "serif"
--- finished re-building ‘outlier_intro.Rmd’

SUMMARY: processing the following files failed:
  ‘dermatitis.Rmd’ ‘genetic_example.Rmd’

Error: Vignette re-building failed.
Execution halted