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

geofi R package: tools for open GIS data for Finland.
Part of rOpenGov <ropengov.org>.

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

Requesting response from: http://geo.stat.fi/geoserver/wfs?service=WFS&version=1.0.0&request=getFeature&typename=tilastointialueet%3Akunta4500k_2020
Warning in CPL_read_ogr(dsn, layer, query, as.character(options), quiet,  :
  GDAL Error 1: Unable to create Xerces C++ or Expat based GML reader, Xerces or Expat support not configured into GDAL/OGR.
Warning in CPL_read_ogr(dsn, layer, query, as.character(options), quiet,  :
  GDAL Error 1: File /Volumes/Temp/tmp/RtmpKkEGDr/file427b54e414e.gml appears to be GML but the GML reader can't
be instantiated, likely because Xerces or Expat support was
not configured in.
Quitting from lines 79-81 (geofi_datasets.Rmd) 
Error: processing vignette 'geofi_datasets.Rmd' failed with diagnostics:
Cannot open "/Volumes/Temp/tmp/RtmpKkEGDr/file427b54e414e.gml"; The source could be corrupt or not supported. See `st_drivers()` for a list of supported formats.
--- failed re-building ‘geofi_datasets.Rmd’

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

geofi R package: tools for open GIS data for Finland.
Part of rOpenGov <ropengov.org>.
Requesting response from: http://geo.stat.fi/geoserver/wfs?service=WFS&version=1.0.0&request=getFeature&typename=tilastointialueet%3Akunta4500k_2019
Warning in CPL_read_ogr(dsn, layer, query, as.character(options), quiet,  :
  GDAL Error 1: Unable to create Xerces C++ or Expat based GML reader, Xerces or Expat support not configured into GDAL/OGR.
Warning in CPL_read_ogr(dsn, layer, query, as.character(options), quiet,  :
  GDAL Error 1: File /Volumes/Temp/tmp/RtmpTzlWv4/file443d6a4bcc12.gml appears to be GML but the GML reader can't
be instantiated, likely because Xerces or Expat support was
not configured in.
Quitting from lines 51-73 (geofi_joining_attribute_data.Rmd) 
Error: processing vignette 'geofi_joining_attribute_data.Rmd' failed with diagnostics:
Cannot open "/Volumes/Temp/tmp/RtmpTzlWv4/file443d6a4bcc12.gml"; The source could be corrupt or not supported. See `st_drivers()` for a list of supported formats.
--- failed re-building ‘geofi_joining_attribute_data.Rmd’

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

geofi R package: tools for open GIS data for Finland.
Part of rOpenGov <ropengov.org>.
Requesting response from: http://geo.stat.fi/geoserver/wfs?service=WFS&version=1.0.0&request=getFeature&typename=tilastointialueet%3Akunta4500k_2021
Warning in CPL_read_ogr(dsn, layer, query, as.character(options), quiet,  :
  GDAL Error 1: Unable to create Xerces C++ or Expat based GML reader, Xerces or Expat support not configured into GDAL/OGR.
Warning in CPL_read_ogr(dsn, layer, query, as.character(options), quiet,  :
  GDAL Error 1: File /Volumes/Temp/tmp/Rtmpyd7VCF/file44f36245ae28.gml appears to be GML but the GML reader can't
be instantiated, likely because Xerces or Expat support was
not configured in.
Quitting from lines 48-54 (geofi_making_maps.Rmd) 
Error: processing vignette 'geofi_making_maps.Rmd' failed with diagnostics:
Cannot open "/Volumes/Temp/tmp/Rtmpyd7VCF/file44f36245ae28.gml"; The source could be corrupt or not supported. See `st_drivers()` for a list of supported formats.
--- failed re-building ‘geofi_making_maps.Rmd’

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

geofi R package: tools for open GIS data for Finland.
Part of rOpenGov <ropengov.org>.
Linking to GEOS 3.9.1, GDAL 3.2.1, PROJ 7.2.1

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

Requesting response from: http://geo.stat.fi/geoserver/wfs?service=WFS&version=1.0.0&request=getFeature&typename=tilastointialueet%3Akunta4500k_2021
Warning in CPL_read_ogr(dsn, layer, query, as.character(options), quiet,  :
  GDAL Error 1: Unable to create Xerces C++ or Expat based GML reader, Xerces or Expat support not configured into GDAL/OGR.
Warning in CPL_read_ogr(dsn, layer, query, as.character(options), quiet,  :
  GDAL Error 1: File /Volumes/Temp/tmp/RtmpviLXeJ/file456859f18078.gml appears to be GML but the GML reader can't
be instantiated, likely because Xerces or Expat support was
not configured in.
Quitting from lines 49-57 (geofi_spatial_analysis.Rmd) 
Error: processing vignette 'geofi_spatial_analysis.Rmd' failed with diagnostics:
Cannot open "/Volumes/Temp/tmp/RtmpviLXeJ/file456859f18078.gml"; The source could be corrupt or not supported. See `st_drivers()` for a list of supported formats.
--- failed re-building ‘geofi_spatial_analysis.Rmd’

--- re-building ‘tricolore_tutorial.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) not available. Falling back to R Markdown v1.
Quitting from lines 38-72 (tricolore_tutorial.Rmd) 
Error: processing vignette 'tricolore_tutorial.Rmd' failed with diagnostics:
Cannot open "/Volumes/Temp/tmp/Rtmp7JZZL7/file47141c5a8716.gml"; The source could be corrupt or not supported. See `st_drivers()` for a list of supported formats.
--- failed re-building ‘tricolore_tutorial.Rmd’

SUMMARY: processing the following files failed:
  ‘geofi_datasets.Rmd’ ‘geofi_joining_attribute_data.Rmd’
  ‘geofi_making_maps.Rmd’ ‘geofi_spatial_analysis.Rmd’
  ‘tricolore_tutorial.Rmd’

Error: Vignette re-building failed.
Execution halted