Error(s) in re-building vignettes:
  ...
--- re-building ‘cont_mixture.Rmd’ using rmarkdown
pandoc-citeproc: Error in $: Incompatible API versions: encoded with [1,20] but attempted to decode with [1,17,5,4].
CallStack (from HasCallStack):
  error, called at ./Text/Pandoc/JSON.hs:111:48 in pandoc-types-1.17.5.4-5tHZ3B61A58JaKOMxwGQR4:Text.Pandoc.JSON
Error running filter /usr/bin/pandoc-citeproc:
Filter returned error status 1
Error: processing vignette 'cont_mixture.Rmd' failed with diagnostics:
pandoc document conversion failed with error 83
--- failed re-building ‘cont_mixture.Rmd’

--- re-building ‘corr_mixture.Rmd’ using rmarkdown
Loading required package: SimMultiCorrData

Attaching package: 'SimMultiCorrData'

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

    poly

pandoc-citeproc: Error in $: Incompatible API versions: encoded with [1,20] but attempted to decode with [1,17,5,4].
CallStack (from HasCallStack):
  error, called at ./Text/Pandoc/JSON.hs:111:48 in pandoc-types-1.17.5.4-5tHZ3B61A58JaKOMxwGQR4:Text.Pandoc.JSON
Error running filter /usr/bin/pandoc-citeproc:
Filter returned error status 1
Error: processing vignette 'corr_mixture.Rmd' failed with diagnostics:
pandoc document conversion failed with error 83
--- failed re-building ‘corr_mixture.Rmd’

--- re-building ‘method_comp.Rmd’ using rmarkdown
pandoc-citeproc: Error in $: Incompatible API versions: encoded with [1,20] but attempted to decode with [1,17,5,4].
CallStack (from HasCallStack):
  error, called at ./Text/Pandoc/JSON.hs:111:48 in pandoc-types-1.17.5.4-5tHZ3B61A58JaKOMxwGQR4:Text.Pandoc.JSON
Error running filter /usr/bin/pandoc-citeproc:
Filter returned error status 1
Error: processing vignette 'method_comp.Rmd' failed with diagnostics:
pandoc document conversion failed with error 83
--- failed re-building ‘method_comp.Rmd’

--- re-building ‘variable_types.Rmd’ using rmarkdown
pandoc-citeproc: Error in $: Incompatible API versions: encoded with [1,20] but attempted to decode with [1,17,5,4].
CallStack (from HasCallStack):
  error, called at ./Text/Pandoc/JSON.hs:111:48 in pandoc-types-1.17.5.4-5tHZ3B61A58JaKOMxwGQR4:Text.Pandoc.JSON
Error running filter /usr/bin/pandoc-citeproc:
Filter returned error status 1
Error: processing vignette 'variable_types.Rmd' failed with diagnostics:
pandoc document conversion failed with error 83
--- failed re-building ‘variable_types.Rmd’

--- re-building ‘workflow.Rmd’ using rmarkdown
Loading required package: SimMultiCorrData

Attaching package: 'SimMultiCorrData'

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

    poly

pandoc-citeproc: Error in $: Incompatible API versions: encoded with [1,20] but attempted to decode with [1,17,5,4].
CallStack (from HasCallStack):
  error, called at ./Text/Pandoc/JSON.hs:111:48 in pandoc-types-1.17.5.4-5tHZ3B61A58JaKOMxwGQR4:Text.Pandoc.JSON
Error running filter /usr/bin/pandoc-citeproc:
Filter returned error status 1
Error: processing vignette 'workflow.Rmd' failed with diagnostics:
pandoc document conversion failed with error 83
--- failed re-building ‘workflow.Rmd’

SUMMARY: processing the following files failed:
  ‘cont_mixture.Rmd’ ‘corr_mixture.Rmd’ ‘method_comp.Rmd’
  ‘variable_types.Rmd’ ‘workflow.Rmd’

Error: Vignette re-building failed.
Execution halted