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

Attaching package: 'olsrr'

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

    rivers


Attaching package: 'goftest'

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

    ad.test, cvm.test

--- finished re-building ‘heteroskedasticity.Rmd’

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

Attaching package: 'olsrr'

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

    rivers


Attaching package: 'goftest'

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

    ad.test, cvm.test

Quitting from lines 48-50 (influence_measures.Rmd) 
Error: processing vignette 'influence_measures.Rmd' failed with diagnostics:
polygon edge not found
--- failed re-building ‘influence_measures.Rmd’

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

Attaching package: 'olsrr'

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

    rivers


Attaching package: 'goftest'

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

    ad.test, cvm.test

Quitting from lines 59-61 (intro.Rmd) 
Error: processing vignette 'intro.Rmd' failed with diagnostics:
polygon edge not found
--- failed re-building ‘intro.Rmd’

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

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

Attaching package: 'olsrr'

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

    rivers


Attaching package: 'goftest'

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

    ad.test, cvm.test

Quitting from lines 85-87 (regression_diagnostics.Rmd) 
Error: processing vignette 'regression_diagnostics.Rmd' failed with diagnostics:
polygon edge not found
--- failed re-building ‘regression_diagnostics.Rmd’

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

Attaching package: 'olsrr'

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

    rivers


Attaching package: 'goftest'

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

    ad.test, cvm.test

Quitting from lines 33-35 (residual_diagnostics.Rmd) 
Error: processing vignette 'residual_diagnostics.Rmd' failed with diagnostics:
polygon edge not found
--- failed re-building ‘residual_diagnostics.Rmd’

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

Attaching package: 'olsrr'

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

    rivers


Attaching package: 'goftest'

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

    ad.test, cvm.test

Quitting from lines 38-41 (variable_selection.Rmd) 
Error: processing vignette 'variable_selection.Rmd' failed with diagnostics:
polygon edge not found
--- failed re-building ‘variable_selection.Rmd’

SUMMARY: processing the following files failed:
  ‘influence_measures.Rmd’ ‘intro.Rmd’ ‘regression_diagnostics.Rmd’
  ‘residual_diagnostics.Rmd’ ‘variable_selection.Rmd’

Error: Vignette re-building failed.
Execution halted