Error(s) in re-building vignettes:
--- re-building 'awesome_table_in_html.Rmd' using rmarkdown

Attaching package: 'dplyr'

The following object is masked from 'package:kableExtra':

    group_rows

The following objects are masked from 'package:stats':

    filter, lag

The following objects are masked from 'package:base':

    intersect, setdiff, setequal, union

Quitting from lines 327-331 (awesome_table_in_html.Rmd) 
Error: processing vignette 'awesome_table_in_html.Rmd' failed with diagnostics:
unused arguments ("Group 1", 4, 7)
--- failed re-building 'awesome_table_in_html.Rmd'

--- re-building 'awesome_table_in_pdf.Rmd' using rmarkdown

Attaching package: 'dplyr'

The following object is masked from 'package:kableExtra':

    group_rows

The following objects are masked from 'package:stats':

    filter, lag

The following objects are masked from 'package:base':

    intersect, setdiff, setequal, union

Quitting from lines 322-326 (awesome_table_in_pdf.Rmd) 
Error: processing vignette 'awesome_table_in_pdf.Rmd' failed with diagnostics:
unused arguments ("Group 1", 4, 7)
--- failed re-building 'awesome_table_in_pdf.Rmd'

--- re-building 'best_practice_for_newline_in_latex_table.Rmd' using rmarkdown

Attaching package: 'dplyr'

The following object is masked from 'package:kableExtra':

    group_rows

The following objects are masked from 'package:stats':

    filter, lag

The following objects are masked from 'package:base':

    intersect, setdiff, setequal, union

Quitting from lines 81-87 (best_practice_for_newline_in_latex_table.Rmd) 
Error: processing vignette 'best_practice_for_newline_in_latex_table.Rmd' failed with diagnostics:
unused arguments ("Group\n1", 2, 2)
--- failed re-building 'best_practice_for_newline_in_latex_table.Rmd'

--- re-building 'legacy_features.Rmd' using rmarkdown
--- finished re-building 'legacy_features.Rmd'

--- re-building 'use_kableExtra_with_formattable.Rmd' using rmarkdown

Attaching package: 'dplyr'

The following object is masked from 'package:kableExtra':

    group_rows

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 'use_kableExtra_with_formattable.Rmd'

--- re-building 'use_kable_in_shiny.Rmd' using rmarkdown
--- finished re-building 'use_kable_in_shiny.Rmd'

SUMMARY: processing the following files failed:
  'awesome_table_in_html.Rmd' 'awesome_table_in_pdf.Rmd'
  'best_practice_for_newline_in_latex_table.Rmd'

Error: Vignette re-building failed.
Execution halted