Error(s) in re-building vignettes:
--- re-building ‘cobalt.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) not available. Falling back to R Markdown v1.
 cobalt (Version 4.3.1, Build Date: 2021-03-30 09:50:18 UTC)

Attaching package: 'MatchIt'

The following object is masked _by_ '.GlobalEnv':

    lalonde

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

    lalonde

Quitting from lines 262-264 (cobalt.Rmd) 
Error: processing vignette 'cobalt.Rmd' failed with diagnostics:
polygon edge not found
--- failed re-building ‘cobalt.Rmd’

--- re-building ‘cobalt_A1_other_packages.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) not available. Falling back to R Markdown v1.
To reproduce results from prior versions of the twang package, please see the version="legacy" option described in the documentation.
Warning in ps.fast(formula = formula, data = data, n.trees = nrounds, interaction.depth = max_depth,  :
  Optimal number of iterations is close to the specified n.trees. n.trees is likely set too small and better balance might be obtainable by setting n.trees to be larger.
Warning in ps.fast(formula = formula, data = data, n.trees = nrounds, interaction.depth = max_depth,  :
  Optimal number of iterations is close to the specified n.trees. n.trees is likely set too small and better balance might be obtainable by setting n.trees to be larger.
Loading required package: MASS
## 
##  Matching (Version 4.9-9, Build Date: 2021-03-15)
##  See http://sekhon.berkeley.edu/matching for additional documentation.
##  Please cite software as:
##   Jasjeet S. Sekhon. 2011. ``Multivariate and Propensity Score Matching
##   Software with Automated Balance Optimization: The Matching package for R.''
##   Journal of Statistical Software, 42(7): 1-52. 
##

Loading required package: survival
The optmatch package has an academic license. Enter relaxinfo() for more information.
Loading required package: MatchIt

Attaching package: 'MatchIt'

The following object is masked _by_ '.GlobalEnv':

    lalonde

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

    lalonde

Loading required package: nnet
Loading required package: numDeriv
Loading required package: glmnet
Loading required package: Matrix
Loaded glmnet 4.1-2
CBPS: Covariate Balancing Propensity Score
Version: 0.22
Authors: Christian Fong [aut, cre],
  Marc Ratkovic [aut],
  Kosuke Imai [aut],
  Chad Hazlett [ctb],
  Xiaolin Yang [ctb],
  Sida Peng [ctb]

##
## ebal Package: Implements Entropy Balancing.

## See http://www.stanford.edu/~jhain/ for additional information.


Loading required package: lattice
Loading required package: slam
Loading required package: Rglpk
Using the GLPK callable library version 4.65

Attaching package: 'mice'

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

    filter

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

    cbind, rbind


Attaching package: 'MatchThem'

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

    cbind, pool

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

    cbind

Estimating weights     | dataset: #1 #2 #3 #4 #5 #6 #7 #8 #9 #10
Loading required package: tcltk

How to use CEM? Type vignette("cem")


Attaching package: 'cem'

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

    pair

--- finished re-building ‘cobalt_A1_other_packages.Rmd’

--- re-building ‘cobalt_A2_segmented_data.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) not available. Falling back to R Markdown v1.
 cobalt (Version 4.3.1, Build Date: 2021-03-30 09:50:18 UTC)

Attaching package: 'cobalt'

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

    lalonde

Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_stringMetric, as.graphicsAnnot(x$label)) :
  no font could be found for family "Arial"
Warning in grid.Call(C_textBounds, as.graphicsAnnot(x$label), x$x, x$y,  :
  no font could be found for family "Arial"
Quitting from lines 86-87 (cobalt_A2_segmented_data.Rmd) 
Error: processing vignette 'cobalt_A2_segmented_data.Rmd' failed with diagnostics:
polygon edge not found
--- failed re-building ‘cobalt_A2_segmented_data.Rmd’

--- re-building ‘cobalt_A3_longitudinal_treat.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) not available. Falling back to R Markdown v1.
 cobalt (Version 4.3.1, Build Date: 2021-03-30 09:50:18 UTC)
Quitting from lines 98-99 (cobalt_A3_longitudinal_treat.Rmd) 
Error: processing vignette 'cobalt_A3_longitudinal_treat.Rmd' failed with diagnostics:
polygon edge not found
--- failed re-building ‘cobalt_A3_longitudinal_treat.Rmd’

--- re-building ‘cobalt_A4_love.plot.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) not available. Falling back to R Markdown v1.
 cobalt (Version 4.3.1, Build Date: 2021-03-30 09:50:18 UTC)
Quitting from lines 46-47 (cobalt_A4_love.plot.Rmd) 
Error: processing vignette 'cobalt_A4_love.plot.Rmd' failed with diagnostics:
polygon edge not found
--- failed re-building ‘cobalt_A4_love.plot.Rmd’

SUMMARY: processing the following files failed:
  ‘cobalt.Rmd’ ‘cobalt_A2_segmented_data.Rmd’
  ‘cobalt_A3_longitudinal_treat.Rmd’ ‘cobalt_A4_love.plot.Rmd’

Error: Vignette re-building failed.
Execution halted