Package suggested but not available for checking: ‘rgdal’
Error(s) in re-building vignettes:
  ...
--- re-building ‘latticeDensity.Rmd’ using rmarkdown

Quitting from lines 201-205 [part11] (latticeDensity.Rmd)
Error: processing vignette 'latticeDensity.Rmd' failed with diagnostics:
there is no package called 'rgdal'
--- failed re-building ‘latticeDensity.Rmd’

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

Error: Vignette re-building failed.
Execution halted
Package suggested but not available for checking: ‘rgdal’
Error(s) in re-building vignettes:
  ...
--- re-building ‘latticeDensity.Rmd’ using rmarkdown

Quitting from lines 201-205 [part11] (latticeDensity.Rmd)
Error: processing vignette 'latticeDensity.Rmd' failed with diagnostics:
there is no package called 'rgdal'
--- failed re-building ‘latticeDensity.Rmd’

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

Error: Vignette re-building failed.
Execution halted
Package suggested but not available for checking: ‘rgdal’
Namespace in Imports field not imported from: ‘sf’
  All declared Imports should be used.
Error(s) in re-building vignettes:
--- re-building ‘latticeDensity.Rmd’ using rmarkdown

Quitting from lines 201-205 [part11] (latticeDensity.Rmd)
Error: processing vignette 'latticeDensity.Rmd' failed with diagnostics:
there is no package called 'rgdal'
--- failed re-building ‘latticeDensity.Rmd’

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

Error: Vignette re-building failed.
Execution halted
Package suggested but not available for checking: ‘rgdal’
Namespace in Imports field not imported from: ‘sf’
  All declared Imports should be used.
Error(s) in re-building vignettes:
--- re-building ‘latticeDensity.Rmd’ using rmarkdown

Quitting from lines 201-205 [part11] (latticeDensity.Rmd)
Error: processing vignette 'latticeDensity.Rmd' failed with diagnostics:
there is no package called 'rgdal'
--- failed re-building ‘latticeDensity.Rmd’

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

Error: Vignette re-building failed.
Execution halted
Package suggested but not available for checking: ‘rgdal’
Error(s) in re-building vignettes:
  ...
--- re-building ‘latticeDensity.Rmd’ using rmarkdown

Quitting from lines 201-205 [part11] (latticeDensity.Rmd)
Error: processing vignette 'latticeDensity.Rmd' failed with diagnostics:
there is no package called 'rgdal'
--- failed re-building ‘latticeDensity.Rmd’

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

Error: Vignette re-building failed.
Execution halted
Package suggested but not available for checking: ‘rgdal’
Error(s) in re-building vignettes:
  ...
--- re-building ‘latticeDensity.Rmd’ using rmarkdown

Quitting from lines 201-205 [part11] (latticeDensity.Rmd)
Error: processing vignette 'latticeDensity.Rmd' failed with diagnostics:
there is no package called 'rgdal'
--- failed re-building ‘latticeDensity.Rmd’

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

Error: Vignette re-building failed.
Execution halted
Namespace in Imports field not imported from: ‘sf’
  All declared Imports should be used.
Namespace in Imports field not imported from: ‘sf’
  All declared Imports should be used.