Namespaces in Imports field not imported from:
  ‘DT’ ‘bslib’ ‘methods’ ‘rgdal’
  All declared Imports should be used.
Error(s) in re-building vignettes:
--- re-building ‘intro_to_arcpullr.Rmd’ using rmarkdown
--- finished re-building ‘intro_to_arcpullr.Rmd’

--- re-building ‘raster_layers.Rmd’ using rmarkdown
Quitting from lines 76-78 (raster_layers.Rmd) 
Error: processing vignette 'raster_layers.Rmd' failed with diagnostics:
Cannot create a RasterLayer object from this file. (file does not exist)
--- failed re-building ‘raster_layers.Rmd’

--- re-building ‘spatial_queries.Rmd’ using rmarkdown
--- finished re-building ‘spatial_queries.Rmd’

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

Error: Vignette re-building failed.
Execution halted
Namespaces in Imports field not imported from:
  ‘DT’ ‘bslib’ ‘methods’ ‘rgdal’
  All declared Imports should be used.
Error(s) in re-building vignettes:
--- re-building ‘intro_to_arcpullr.Rmd’ using rmarkdown
--- finished re-building ‘intro_to_arcpullr.Rmd’

--- re-building ‘raster_layers.Rmd’ using rmarkdown
Quitting from lines 76-78 (raster_layers.Rmd) 
Error: processing vignette 'raster_layers.Rmd' failed with diagnostics:
Cannot create a RasterLayer object from this file. (file does not exist)
--- failed re-building ‘raster_layers.Rmd’

--- re-building ‘spatial_queries.Rmd’ using rmarkdown
--- finished re-building ‘spatial_queries.Rmd’

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

Error: Vignette re-building failed.
Execution halted
Namespaces in Imports field not imported from:
  'DT' 'bslib' 'methods' 'rgdal'
  All declared Imports should be used.
Namespaces in Imports field not imported from:
  ‘DT’ ‘bslib’ ‘methods’ ‘rgdal’
  All declared Imports should be used.
Namespaces in Imports field not imported from:
  ‘DT’ ‘bslib’ ‘methods’ ‘rgdal’
  All declared Imports should be used.
Namespaces in Imports field not imported from:
  ‘DT’ ‘bslib’ ‘methods’ ‘rgdal’
  All declared Imports should be used.