Error(s) in re-building vignettes:
  ...
--- re-building ‘char-part.Rmd’ using rmarkdown
Warning: ggrepel: 9 unlabeled data points (too many overlaps). Consider increasing max.overlaps
Warning: ggrepel: 156 unlabeled data points (too many overlaps). Consider increasing max.overlaps
Warning: ggrepel: 156 unlabeled data points (too many overlaps). Consider increasing max.overlaps
Warning: ggrepel: 150 unlabeled data points (too many overlaps). Consider increasing max.overlaps
Warning: ggrepel: 193 unlabeled data points (too many overlaps). Consider increasing max.overlaps
Warning: ggrepel: 193 unlabeled data points (too many overlaps). Consider increasing max.overlaps
Warning: ggrepel: 188 unlabeled data points (too many overlaps). Consider increasing max.overlaps
--- finished re-building ‘char-part.Rmd’

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

--- re-building ‘fbd-params.Rmd’ using rmarkdown
--- finished re-building ‘fbd-params.Rmd’

--- re-building ‘offset_handling.Rmd’ using rmarkdown
Quitting from lines 68-75 (offset_handling.Rmd) 
Error: processing vignette ‘offset_handling.Rmd’ failed with diagnostics:
DLL requires the use of native symbols
--- failed re-building ‘offset_handling.Rmd’

--- re-building ‘rates-selection_BEAST2.Rmd’ using rmarkdown
Quitting from lines 121-127 (rates-selection_BEAST2.Rmd) 
Error: processing vignette ‘rates-selection_BEAST2.Rmd’ failed with diagnostics:
DLL requires the use of native symbols
--- failed re-building ‘rates-selection_BEAST2.Rmd’

--- re-building ‘rates-selection_MrBayes.Rmd’ using rmarkdown
Quitting from lines 84-90 (rates-selection_MrBayes.Rmd) 
Error: processing vignette ‘rates-selection_MrBayes.Rmd’ failed with diagnostics:
DLL requires the use of native symbols
--- failed re-building ‘rates-selection_MrBayes.Rmd’

SUMMARY: processing the following files failed:
  ‘offset_handling.Rmd’ ‘rates-selection_BEAST2.Rmd’
  ‘rates-selection_MrBayes.Rmd’

Error: Vignette re-building failed.
Execution halted