Error(s) in re-building vignettes:
  ...
--- re-building ‘blogposts.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
--- finished re-building ‘blogposts.Rmd’

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

--- re-building ‘eurostat_tutorial.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
Loading required package: xml2
trying URL 'https://ec.europa.eu/eurostat/estat-navtree-portlet-prod/BulkDownloadListing?sort=1&file=data%2Ft2020_rk310.tsv.gz'
Content type 'application/octet-stream;charset=UTF-8' length 4476 bytes
==================================================
downloaded 4476 bytes

Table t2020_rk310 cached at /tmp/RtmpK5aWoQ/eurostat/t2020_rk310_num_code_TF.rds

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

trying URL 'https://ec.europa.eu/eurostat/estat-navtree-portlet-prod/BulkDownloadListing?sort=1&file=data%2Ften00081.tsv.gz'
downloaded 12 KB

Quitting from lines 230-279 (eurostat_tutorial.Rmd) 
Error: processing vignette 'eurostat_tutorial.Rmd' failed with diagnostics:
ten00081 does not exist or is not readable. Some datasets are not accessible via the eurostat interface. You can try to search the data manually from the comext database at http://epp.eurostat.ec.europa.eu/newxtweb/ or bulk download facility at http://ec.europa.eu/eurostat/estat-navtree-portlet-prod/BulkDownloadListing or annual Excel files http://ec.europa.eu/eurostat/web/prodcom/data/excel-files-nace-rev.2
--- failed re-building ‘eurostat_tutorial.Rmd’

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

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

Error: Vignette re-building failed.
Execution halted