Error(s) in re-building vignettes:
  ...
--- re-building ‘From_Sensitive_Real_Identifiers_to_Synthetic_Identifiers.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) not available. Falling back to R Markdown v1.
Loading required package: lvec

Attaching package: 'lvec'

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

    order

Loading required package: ldat
Loading required package: Rcpp

Attaching package: 'ldat'

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

    append, match, table, which


Attaching package: 'reclin'

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

    identical


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

Warning: `group_by_()` was deprecated in dplyr 0.7.0.
Please use `group_by()` instead.
See vignette('programming') for more help
This warning is displayed once every 8 hours.
Call `lifecycle::last_warnings()` to see where this warning was generated.
--- finished re-building ‘From_Sensitive_Real_Identifiers_to_Synthetic_Identifiers.Rmd’

--- re-building ‘Generation_of_Gold_Standard_File_and_Linkage_Files.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) not available. Falling back to R Markdown v1.
Loading required package: lvec

Attaching package: 'lvec'

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

    order

Loading required package: ldat
Loading required package: Rcpp

Attaching package: 'ldat'

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

    append, match, table, which


Attaching package: 'reclin'

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

    identical


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

Warning: `group_by_()` was deprecated in dplyr 0.7.0.
Please use `group_by()` instead.
See vignette('programming') for more help
This warning is displayed once every 8 hours.
Call `lifecycle::last_warnings()` to see where this warning was generated.
--- finished re-building ‘Generation_of_Gold_Standard_File_and_Linkage_Files.Rmd’

--- re-building ‘Synthetic_Data_Generation_and_Evaluation.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) not available. Falling back to R Markdown v1.
Quitting from lines 73-74 (Synthetic_Data_Generation_and_Evaluation.Rmd) 
Error: processing vignette 'Synthetic_Data_Generation_and_Evaluation.Rmd' failed with diagnostics:
there is no package called 'webshot'
--- failed re-building ‘Synthetic_Data_Generation_and_Evaluation.Rmd’

--- re-building ‘sdglinkage_README.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) not available. Falling back to R Markdown v1.
--- finished re-building ‘sdglinkage_README.Rmd’

SUMMARY: processing the following file failed:
  ‘Synthetic_Data_Generation_and_Evaluation.Rmd’

Error: Vignette re-building failed.
Execution halted