Error(s) in re-building vignettes:
  ...
--- re-building ‘BEBOP.Rmd’ using rmarkdown
Loading required package: Rcpp
--- finished re-building ‘BEBOP.Rmd’

--- re-building ‘CRM-visualisation.Rmd’ using rmarkdown
Loading required package: Rcpp
trying deprecated constructor; please alert package maintainer

Attaching package: 'dplyr'

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

    filter, lag

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

    intersect, setdiff, setequal, union

Quitting from lines 82-86 (CRM-visualisation.Rmd) 
Error: processing vignette 'CRM-visualisation.Rmd' failed with diagnostics:
VECTOR_ELT() can only be applied to a 'list', not a 'double'
--- failed re-building ‘CRM-visualisation.Rmd’

--- re-building ‘CRM.Rmd’ using rmarkdown
Loading required package: Rcpp
trying deprecated constructor; please alert package maintainer
trying deprecated constructor; please alert package maintainer
trying deprecated constructor; please alert package maintainer
Warning: There were 1 divergent transitions after warmup. Increasing adapt_delta above 0.8 may help. See
http://mc-stan.org/misc/warnings.html#divergent-transitions-after-warmup
Warning: Examine the pairs() plot to diagnose sampling problems

trying deprecated constructor; please alert package maintainer
Quitting from lines 177-187 (CRM.Rmd) 
Error: processing vignette 'CRM.Rmd' failed with diagnostics:
VECTOR_ELT() can only be applied to a 'list', not a 'double'
--- failed re-building ‘CRM.Rmd’

--- re-building ‘EffTox.Rmd’ using rmarkdown
Loading required package: Rcpp
trying deprecated constructor; please alert package maintainer
Quitting from lines 156-158 (EffTox.Rmd) 
Error: processing vignette 'EffTox.Rmd' failed with diagnostics:
VECTOR_ELT() can only be applied to a 'list', not a 'double'
--- failed re-building ‘EffTox.Rmd’

--- re-building ‘HierarchicalBayesianResponse.Rmd’ using rmarkdown
Loading required package: Rcpp
Quitting from lines 87-96 (HierarchicalBayesianResponse.Rmd) 
Error: processing vignette 'HierarchicalBayesianResponse.Rmd' failed with diagnostics:
VECTOR_ELT() can only be applied to a 'list', not a 'double'
--- failed re-building ‘HierarchicalBayesianResponse.Rmd’

--- re-building ‘trialr-overview.Rmd’ using rmarkdown
Loading required package: Rcpp
trying deprecated constructor; please alert package maintainer
Quitting from lines 84-91 (trialr-overview.Rmd) 
Error: processing vignette 'trialr-overview.Rmd' failed with diagnostics:
VECTOR_ELT() can only be applied to a 'list', not a 'double'
--- failed re-building ‘trialr-overview.Rmd’

SUMMARY: processing the following files failed:
  ‘CRM-visualisation.Rmd’ ‘CRM.Rmd’ ‘EffTox.Rmd’
  ‘HierarchicalBayesianResponse.Rmd’ ‘trialr-overview.Rmd’

Error: Vignette re-building failed.
Execution halted