Error(s) in re-building vignettes:
  ...
--- re-building ‘adsl.Rmd’ using rmarkdown
--- finished re-building ‘adsl.Rmd’

--- re-building ‘bds_exposure.Rmd’ using rmarkdown

Quitting from lines 396-435 [unnamed-chunk-25] (bds_exposure.Rmd)
Error: processing vignette ‘bds_exposure.Rmd’ failed with diagnostics:
`arg` must be a function but is `"derive_param_exposure"`
--- failed re-building ‘bds_exposure.Rmd’

--- re-building ‘bds_finding.Rmd’ using rmarkdown

Quitting from lines 782-800 [unnamed-chunk-52] (bds_finding.Rmd)
Error: processing vignette ‘bds_finding.Rmd’ failed with diagnostics:
`arg` must be a function but is `"derive_var_extreme_flag"`
--- failed re-building ‘bds_finding.Rmd’

--- re-building ‘bds_tte.Rmd’ using rmarkdown

Quitting from lines 431-502 [unnamed-chunk-22] (bds_tte.Rmd)
Error: processing vignette ‘bds_tte.Rmd’ failed with diagnostics:
`arg` must be a function but is `"derive_param_tte"`
--- failed re-building ‘bds_tte.Rmd’

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

--- re-building ‘higher_order.Rmd’ using rmarkdown

Quitting from lines 116-126 [unnamed-chunk-6] (higher_order.Rmd)
Error: processing vignette ‘higher_order.Rmd’ failed with diagnostics:
`arg` must be a function but is `"derive_var_extreme_flag"`
--- failed re-building ‘higher_order.Rmd’

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

--- re-building ‘imputation.Rmd’ using rmarkdown

Quitting from lines 449-471 [unnamed-chunk-22] (imputation.Rmd)
Error: processing vignette ‘imputation.Rmd’ failed with diagnostics:
`arg` must be a function but is `"derive_vars_dtm"`
--- failed re-building ‘imputation.Rmd’

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

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

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

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

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

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

SUMMARY: processing the following files failed:
  ‘bds_exposure.Rmd’ ‘bds_finding.Rmd’ ‘bds_tte.Rmd’ ‘higher_order.Rmd’
  ‘imputation.Rmd’

Error: Vignette re-building failed.
Execution halted