Error(s) in re-building vignettes:
  ...
--- re-building ‘demo_dutch_cities.Rmd’ using rmarkdown
[WARNING] Deprecated: --highlight-style. Use --syntax-highlighting instead.
--- finished re-building ‘demo_dutch_cities.Rmd’

--- re-building ‘hackathon.Rmd’ using rmarkdown
[WARNING] Deprecated: --highlight-style. Use --syntax-highlighting instead.
--- finished re-building ‘hackathon.Rmd’

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

Quitting from paper.Rmd:221-234 [options]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error in `[.data.table`:
! attempt access index 4/4 in VECTOR_ELT
---
Backtrace:
     ▆
  1. └─tools:::.buildOneVignette(...)
  2.   ├─base::tryCatch(...)
  3.   │ └─base (local) tryCatchList(expr, classes, parentenv, handlers)
  4.   │   └─base (local) tryCatchOne(expr, names, parentenv, handlers[[1L]])
  5.   │     └─base (local) doTryCatch(return(expr), name, parentenv, handler)
  6.   └─engine$weave(file, quiet = quiet, encoding = enc)
  7.     └─knitr:::vweave_rmarkdown(...)
  8.       └─rmarkdown::render(...)
  9.         └─knitr::knit(knit_input, knit_output, envir = envir, quiet = quiet)
 10.           └─knitr:::process_file(text, output)
 11.             ├─xfun:::handle_error(...)
 12.             ├─base::withCallingHandlers(...)
 13.             └─knitr:::process_group(group)
 14.               └─knitr:::call_block(x)
 15.                 └─knitr:::block_exec(params)
 16.                   └─knitr:::eng_r(options)
 17.                     ├─knitr:::in_input_dir(...)
 18.                     │ └─knitr:::in_dir(input_dir(), expr)
 19.                     └─knitr (local) evaluate(...)
 20.                       └─evaluate::evaluate(...)
 21.                         ├─base::withRestarts(...)
 22.                         │ └─base (local) withRestartList(expr, restarts)
 23.                         │   ├─base (local) withOneRestart(withRestartList(expr, restarts[-nr]), restarts[[nr]])
 24.                         │   │ └─base (local) doWithOneRestart(return(expr), restart)
 25.                         │   └─base (local) withRestartList(expr, restarts[-nr])
 26.                         │     └─base (local) withOneRestart(expr, restarts[[1L]])
 27.                         │       └─base (local) doWithOneRestart(return(expr), restart)
 28.                         ├─evaluate:::with_handlers(...)
 29.                         │ ├─base::eval(call)
 30.                         │ │ └─base::eval(call)
 31.                         │ └─base::withCallingHandlers(...)
 32.                         └─watcher$print_value(ev$value, ev$visible, envir)
 33.                           ├─base::withVisible(handle_value(handler, value, visible, envir))
 34.                           └─evaluate:::handle_value(handler, value, visible, envir)
 35.                             └─handler$value(value, visible)
 36.                               └─knitr (local) fun(x, options = options)
 37.                                 ├─base::withVisible(knit_print(x, ...))
 38.                                 ├─knitr::knit_print(x, ...)
 39.                                 └─tmap:::knit_print.tmap(x, ...)
 40.                                   └─tmap:::print.tmap(x, knit = TRUE, options = options, ...)
 41.                                     └─tmap:::step4_plot(...)
 42.                                       ├─...[]
 43.                                       └─data.table:::`[.data.table`(...)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'paper.Rmd' failed with diagnostics:
attempt access index 4/4 in VECTOR_ELT
--- failed re-building ‘paper.Rmd’

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

Error: Vignette re-building failed.
Execution halted