Package required but not available: ‘raster’

See section ‘The DESCRIPTION file’ in the ‘Writing R Extensions’
manual.
Error(s) in re-building vignettes:
  ...
--- re-building ‘BIOMASS.Rmd’ using rmarkdown

Quitting from lines 54-57 [unnamed-chunk-5] (BIOMASS.Rmd)
Error: processing vignette ‘BIOMASS.Rmd’ failed with diagnostics:
Bad Request (HTTP 400). Failed to connect to tnrs service. Retry maybe later.
--- failed re-building ‘BIOMASS.Rmd’

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

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

Error: Vignette re-building failed.
Execution halted
Error(s) in re-building vignettes:
--- re-building ‘BIOMASS.Rmd’ using rmarkdown

Quitting from lines 54-57 [unnamed-chunk-5] (BIOMASS.Rmd)
Error: processing vignette 'BIOMASS.Rmd' failed with diagnostics:
Bad Request (HTTP 400). Failed to connect to tnrs service. Retry maybe later.
--- failed re-building ‘BIOMASS.Rmd’

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

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

Error: Vignette re-building failed.
Execution halted
Error(s) in re-building vignettes:
--- re-building ‘BIOMASS.Rmd’ using rmarkdown

Quitting from lines 54-57 [unnamed-chunk-5] (BIOMASS.Rmd)
Error: processing vignette 'BIOMASS.Rmd' failed with diagnostics:
Bad Request (HTTP 400). Failed to connect to tnrs service. Retry maybe later.
--- failed re-building ‘BIOMASS.Rmd’

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

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

Error: Vignette re-building failed.
Execution halted
Error(s) in re-building vignettes:
  ...
--- re-building ‘BIOMASS.Rmd’ using rmarkdown

Quitting from lines 54-57 [unnamed-chunk-5] (BIOMASS.Rmd)
Error: processing vignette ‘BIOMASS.Rmd’ failed with diagnostics:
Bad Request (HTTP 400). Failed to connect to tnrs service. Retry maybe later.
--- failed re-building ‘BIOMASS.Rmd’

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

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

Error: Vignette re-building failed.
Execution halted
Error(s) in re-building vignettes:
  ...
--- re-building ‘BIOMASS.Rmd’ using rmarkdown

Quitting from lines 54-57 [unnamed-chunk-5] (BIOMASS.Rmd)
Error: processing vignette ‘BIOMASS.Rmd’ failed with diagnostics:
Bad Request (HTTP 400). Failed to connect to tnrs service. Retry maybe later.
--- failed re-building ‘BIOMASS.Rmd’

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

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

Error: Vignette re-building failed.
Execution halted