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

Quitting from lines 93-97 [unnamed-chunk-3] (cfr.Rmd)
Error: processing vignette 'cfr.Rmd' failed with diagnostics:
Input data must have sequential dates with none missing or duplicated
--- failed re-building 'cfr.Rmd'

--- re-building 'data_from_incidence2.Rmd' using rmarkdown
--- finished re-building 'data_from_incidence2.Rmd'

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

Quitting from lines 90-98 [unnamed-chunk-4] (delay_distributions.Rmd)
Error: processing vignette 'delay_distributions.Rmd' failed with diagnostics:
Input data must have sequential dates with none missing or duplicated
--- failed re-building 'delay_distributions.Rmd'

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

Quitting from lines 115-121 [unnamed-chunk-3] (estimate_ascertainment.Rmd)
Error: processing vignette 'estimate_ascertainment.Rmd' failed with diagnostics:
Input data must have sequential dates with none missing or duplicated
--- failed re-building 'estimate_ascertainment.Rmd'

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

Quitting from lines 120-130 [unnamed-chunk-4] (estimate_static_severity.Rmd)
Error: processing vignette 'estimate_static_severity.Rmd' failed with diagnostics:
Input data must have sequential dates with none missing or duplicated
--- failed re-building 'estimate_static_severity.Rmd'

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

Quitting from lines 113-133 [unnamed-chunk-4] (estimate_time_varying_severity.Rmd)
Error: processing vignette 'estimate_time_varying_severity.Rmd' failed with diagnostics:
Input data must have sequential dates with none missing or duplicated
--- failed re-building 'estimate_time_varying_severity.Rmd'

--- re-building 'software-permissions.Rmd' using rmarkdown
--- finished re-building 'software-permissions.Rmd'

SUMMARY: processing the following files failed:
  'cfr.Rmd' 'delay_distributions.Rmd' 'estimate_ascertainment.Rmd'
  'estimate_static_severity.Rmd' 'estimate_time_varying_severity.Rmd'

Error: Vignette re-building failed.
Execution halted