Error(s) in re-building vignettes:
  ...
--- re-building 'authentication.Rmd' using rmarkdown
--- finished re-building 'authentication.Rmd'

--- re-building 'geocoder.Rmd' using rmarkdown
Could not determine mime type for `/tmp/RtmpKNykCk/file736a6d579380/geocoded_layer.fgb'
Error: processing vignette 'geocoder.Rmd' failed with diagnostics:
pandoc document conversion failed with error 63
--- failed re-building 'geocoder.Rmd'

--- re-building 'intermodal.Rmd' using rmarkdown
Could not determine mime type for `/tmp/RtmpjejnbU/file7f5334b3bc28/Intermodalroute_layer.fgb'
Error: processing vignette 'intermodal.Rmd' failed with diagnostics:
pandoc document conversion failed with error 63
--- failed re-building 'intermodal.Rmd'

--- re-building 'routing.Rmd' using rmarkdown
Could not determine mime type for `/tmp/RtmpqEs0AT/file9bf1c4c1536/Route[O-D]_layer.fgb'
Error: processing vignette 'routing.Rmd' failed with diagnostics:
pandoc document conversion failed with error 63
--- failed re-building 'routing.Rmd'

--- re-building 'traffic.Rmd' using rmarkdown
Could not determine mime type for `/tmp/RtmpYFBWMF/file113a5ea6871a/Jamfactor_layer.fgb'
Error: processing vignette 'traffic.Rmd' failed with diagnostics:
pandoc document conversion failed with error 63
--- failed re-building 'traffic.Rmd'

--- re-building 'transit.Rmd' using rmarkdown
Could not determine mime type for `/tmp/RtmpczawHL/file1a8829c283aa/Transportmode_layer.fgb'
Error: processing vignette 'transit.Rmd' failed with diagnostics:
pandoc document conversion failed with error 63
--- failed re-building 'transit.Rmd'

--- re-building 'weather.Rmd' using rmarkdown
Could not determine mime type for `/tmp/RtmpAarIy4/file23d87fb48188/Observation_layer.fgb'
Error: processing vignette 'weather.Rmd' failed with diagnostics:
pandoc document conversion failed with error 63
--- failed re-building 'weather.Rmd'

SUMMARY: processing the following files failed:
  'geocoder.Rmd' 'intermodal.Rmd' 'routing.Rmd' 'traffic.Rmd'
  'transit.Rmd' 'weather.Rmd'

Error: Vignette re-building failed.
Execution halted