Error(s) in re-building vignettes:
--- re-building ‘ggPredict.Rmd’ using rmarkdown
Loading required package: ggplot2
`geom_smooth()` using formula 'y ~ x'
Loading required package: ggiraph
Loading required package: ggiraphExtra

Attaching package: 'ggiraphExtra'

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

    addLabelDf, getMapping

Loading required package: plyr
`geom_smooth()` using formula 'y ~ x'
`geom_smooth()` using formula 'y ~ x'
Loading required package: TH.data
Loading required package: survival
Loading required package: MASS

Attaching package: 'TH.data'

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

    geyser

dyld: lazy symbol binding failed: Symbol not found: ____chkstk_darwin
  Referenced from: /usr/local/bin/pandoc (which was built for Mac OS X 10.15)
  Expected in: /usr/lib/libSystem.B.dylib

dyld: Symbol not found: ____chkstk_darwin
  Referenced from: /usr/local/bin/pandoc (which was built for Mac OS X 10.15)
  Expected in: /usr/lib/libSystem.B.dylib

Error: processing vignette 'ggPredict.Rmd' failed with diagnostics:
pandoc document conversion failed with error 6
--- failed re-building ‘ggPredict.Rmd’

--- re-building ‘introduction.Rmd’ using rmarkdown
Loading required package: ggplot2
Loading required package: ggiraph
Loading required package: ggiraphExtra
Loading required package: TH.data
Loading required package: survival
Loading required package: MASS

Attaching package: 'TH.data'

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

    geyser

Loading required package: moonBook

Attaching package: 'moonBook'

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

    addLabelDf, getMapping

Warning: Use of `longdf1[["variable"]]` is discouraged. Use `.data[["variable"]]` instead.
Warning: Use of `longdf2[["variable"]]` is discouraged. Use `.data[["variable"]]` instead.
Warning: `axis.ticks.margin` is deprecated. Please set `margin` property of `axis.text` instead
Warning: `panel.margin` is deprecated. Please use `panel.spacing` property instead
Warning: `axis.ticks.margin` is deprecated. Please set `margin` property of `axis.text` instead
Warning: `panel.margin` is deprecated. Please use `panel.spacing` property instead
Warning: `axis.ticks.margin` is deprecated. Please set `margin` property of `axis.text` instead
Warning: `panel.margin` is deprecated. Please use `panel.spacing` property instead
Loading required package: gcookbook
dyld: lazy symbol binding failed: Symbol not found: ____chkstk_darwin
  Referenced from: /usr/local/bin/pandoc (which was built for Mac OS X 10.15)
  Expected in: /usr/lib/libSystem.B.dylib

dyld: Symbol not found: ____chkstk_darwin
  Referenced from: /usr/local/bin/pandoc (which was built for Mac OS X 10.15)
  Expected in: /usr/lib/libSystem.B.dylib

Error: processing vignette 'introduction.Rmd' failed with diagnostics:
pandoc document conversion failed with error 6
--- failed re-building ‘introduction.Rmd’

SUMMARY: processing the following files failed:
  ‘ggPredict.Rmd’ ‘introduction.Rmd’

Error: Vignette re-building failed.
Execution halted