Error(s) in re-building vignettes:
  ...
--- re-building ‘Dwellings_by_document_type_cross_tabulation.Rmd’ using rmarkdown
Pandoc is required to build R Markdown vignettes but not available. Please make sure it is installed.
--- finished re-building ‘Dwellings_by_document_type_cross_tabulation.Rmd’

--- re-building ‘Making_maps_with_cancensus.Rmd’ using rmarkdown
Pandoc is required to build R Markdown vignettes but not available. Please make sure it is installed.
--- finished re-building ‘Making_maps_with_cancensus.Rmd’

--- re-building ‘Taxfiler_Data.Rmd’ using rmarkdown
Pandoc is required to build R Markdown vignettes but not available. Please make sure it is installed.
--- finished re-building ‘Taxfiler_Data.Rmd’

--- re-building ‘cancensus.Rmd’ using rmarkdown
Pandoc is required to build R Markdown vignettes but not available. Please make sure it is installed.
Census data is currently stored temporarily.

 In order to speed up performance, reduce API quota usage, and reduce unnecessary network calls, please set up a persistent cache directory by setting the environment variable CM_CACHE_PATH= '<path to cancensus cache directory>' or  setting options(cancensus.cache_path = '<path to cancensus cache directory>')

 You may add this environment varianble to your .Renviron or add this option, together with your API key, to your .Rprofile.



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

--- finished re-building ‘cancensus.Rmd’

--- re-building ‘data_discovery.Rmd’ using rmarkdown
Pandoc is required to build R Markdown vignettes but not available. Please make sure it is installed.
Querying CensusMapper API for available datasets...
Quitting from lines 23-24 (data_discovery.Rmd) 
Error: processing vignette 'data_discovery.Rmd' failed with diagnostics:
SSL certificate problem: certificate has expired
--- failed re-building ‘data_discovery.Rmd’

--- re-building ‘intersecting_geometries.Rmd’ using rmarkdown
Pandoc is required to build R Markdown vignettes but not available. Please make sure it is installed.
--- finished re-building ‘intersecting_geometries.Rmd’

SUMMARY: processing the following file failed:
  ‘data_discovery.Rmd’

Error: Vignette re-building failed.
Execution halted