Error(s) in re-building vignettes:
--- re-building ‘NNSvignette_Classification.Rmd’ using rmarkdown
Loading required package: NNS
Loading required package: doParallel
Loading required package: foreach
Loading required package: iterators
Loading required package: parallel
Loading required package: knitr
Loading required package: rgl
Loading required package: data.table
Loading required package: dtw
Loading required package: proxy

Attaching package: 'proxy'

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

    as.dist, dist

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

    as.matrix

Loaded dtw v1.21-3. See ?dtw for help, citation("dtw") for use in publication.

Folds Remaining = 4 
Current NNS.reg(... , threshold = 0.93 ) MAX Iterations Remaining = 2 
Current NNS.reg(... , threshold = 0.785 ) MAX Iterations Remaining = 1 
Current NNS.reg(... , threshold = 0.565 ) MAX Iterations Remaining = 0 
Current NNS.reg(... , n.best = 1 ) MAX Iterations Remaining = 11 
Current NNS.reg(... , n.best = 2 ) MAX Iterations Remaining = 10 
Current NNS.reg(... , n.best = 3 ) MAX Iterations Remaining = 9 
Current NNS.reg(... , n.best = 4 ) MAX Iterations Remaining = 8 
Current NNS.reg(... , n.best = 5 ) MAX Iterations Remaining = 7 
Folds Remaining = 3 
Current NNS.reg(... , threshold = 0.93 ) MAX Iterations Remaining = 2 
Current NNS.reg(... , threshold = 0.775 ) MAX Iterations Remaining = 1 
Current NNS.reg(... , threshold = 0.555 ) MAX Iterations Remaining = 0 
Current NNS.reg(... , n.best = 1 ) MAX Iterations Remaining = 11 
Current NNS.reg(... , n.best = 2 ) MAX Iterations Remaining = 10 
Current NNS.reg(... , n.best = 3 ) MAX Iterations Remaining = 9 
Current NNS.reg(... , n.best = 4 ) MAX Iterations Remaining = 8 
Current NNS.reg(... , n.best = 5 ) MAX Iterations Remaining = 7 
Folds Remaining = 2 
Current NNS.reg(... , threshold = 0.93 ) MAX Iterations Remaining = 2 
Current NNS.reg(... , threshold = 0.78 ) MAX Iterations Remaining = 1 
Current NNS.reg(... , threshold = 0.54 ) MAX Iterations Remaining = 0 
Current NNS.reg(... , n.best = 1 ) MAX Iterations Remaining = 11 
Current NNS.reg(... , n.best = 2 ) MAX Iterations Remaining = 10 
Current NNS.reg(... , n.best = 3 ) MAX Iterations Remaining = 9 
Folds Remaining = 1 
Current NNS.reg(... , threshold = 0.93 ) MAX Iterations Remaining = 2 
Current NNS.reg(... , threshold = 0.785 ) MAX Iterations Remaining = 1 
Current NNS.reg(... , threshold = 0.535 ) MAX Iterations Remaining = 0 
Current NNS.reg(... , n.best = 1 ) MAX Iterations Remaining = 11 
Current NNS.reg(... , n.best = 2 ) MAX Iterations Remaining = 10 
Current NNS.reg(... , n.best = 3 ) MAX Iterations Remaining = 9 
Folds Remaining = 0 
Current NNS.reg(... , threshold = 0.93 ) MAX Iterations Remaining = 2 
Current NNS.reg(... , threshold = 0.795 ) MAX Iterations Remaining = 1 
Current NNS.reg(... , threshold = 0.53 ) MAX Iterations Remaining = 0 
Current NNS.reg(... , n.best = 1 ) MAX Iterations Remaining = 11 
Current NNS.reg(... , n.best = 2 ) MAX Iterations Remaining = 10 
Current NNS.reg(... , n.best = 3 ) MAX Iterations Remaining = 9 
dyld: lazy symbol binding failed: Symbol not found: ____chkstk_darwin
  Referenced from: /usr/local/bin/pandoc (which was built for Mac OS X 10.15)
  Expected in: /usr/lib/libSystem.B.dylib

dyld: Symbol not found: ____chkstk_darwin
  Referenced from: /usr/local/bin/pandoc (which was built for Mac OS X 10.15)
  Expected in: /usr/lib/libSystem.B.dylib

Error: processing vignette 'NNSvignette_Classification.Rmd' failed with diagnostics:
pandoc document conversion failed with error 6
--- failed re-building ‘NNSvignette_Classification.Rmd’

--- re-building ‘NNSvignette_Clustering_and_Regression.Rmd’ using rmarkdown
Loading required package: NNS
Loading required package: doParallel
Loading required package: foreach
Loading required package: iterators
Loading required package: parallel
Loading required package: knitr
Loading required package: rgl
Loading required package: data.table
Loading required package: dtw
Loading required package: proxy

Attaching package: 'proxy'

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

    as.dist, dist

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

    as.matrix

Loaded dtw v1.21-3. See ?dtw for help, citation("dtw") for use in publication.

Folds Remaining = 0 
Current NNS.reg(... , threshold = 0.785 ) MAX Iterations Remaining = 1 
Current NNS.reg(... , threshold = 0.465 ) MAX Iterations Remaining = 0 
Current NNS.reg(... , n.best = 1 ) MAX Iterations Remaining = 12 
Current NNS.reg(... , n.best = 2 ) MAX Iterations Remaining = 11 
Current NNS.reg(... , n.best = 3 ) MAX Iterations Remaining = 10 
Current NNS.reg(... , n.best = 4 ) MAX Iterations Remaining = 9 
Current NNS.reg(... , n.best = 5 ) MAX Iterations Remaining = 8 
dyld: lazy symbol binding failed: Symbol not found: ____chkstk_darwin
  Referenced from: /usr/local/bin/pandoc (which was built for Mac OS X 10.15)
  Expected in: /usr/lib/libSystem.B.dylib

dyld: Symbol not found: ____chkstk_darwin
  Referenced from: /usr/local/bin/pandoc (which was built for Mac OS X 10.15)
  Expected in: /usr/lib/libSystem.B.dylib

Error: processing vignette 'NNSvignette_Clustering_and_Regression.Rmd' failed with diagnostics:
pandoc document conversion failed with error 6
--- failed re-building ‘NNSvignette_Clustering_and_Regression.Rmd’

--- re-building ‘NNSvignette_Correlation_and_Dependence.Rmd’ using rmarkdown
Loading required package: NNS
Loading required package: doParallel
Loading required package: foreach
Loading required package: iterators
Loading required package: parallel
Loading required package: knitr
Loading required package: rgl
Loading required package: data.table
Loading required package: dtw
Loading required package: proxy

Attaching package: 'proxy'

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

    as.dist, dist

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

    as.matrix

Loaded dtw v1.21-3. See ?dtw for help, citation("dtw") for use in publication.

dyld: lazy symbol binding failed: Symbol not found: ____chkstk_darwin
  Referenced from: /usr/local/bin/pandoc (which was built for Mac OS X 10.15)
  Expected in: /usr/lib/libSystem.B.dylib

dyld: Symbol not found: ____chkstk_darwin
  Referenced from: /usr/local/bin/pandoc (which was built for Mac OS X 10.15)
  Expected in: /usr/lib/libSystem.B.dylib

Error: processing vignette 'NNSvignette_Correlation_and_Dependence.Rmd' failed with diagnostics:
pandoc document conversion failed with error 6
--- failed re-building ‘NNSvignette_Correlation_and_Dependence.Rmd’

--- re-building ‘NNSvignette_Forecasting.Rmd’ using rmarkdown
Loading required package: NNS
Loading required package: doParallel
Loading required package: foreach
Loading required package: iterators
Loading required package: parallel
Loading required package: knitr
Loading required package: rgl
Loading required package: data.table
Loading required package: dtw
Loading required package: proxy

Attaching package: 'proxy'

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

    as.dist, dist

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

    as.matrix

Loaded dtw v1.21-3. See ?dtw for help, citation("dtw") for use in publication.

dyld: lazy symbol binding failed: Symbol not found: ____chkstk_darwin
  Referenced from: /usr/local/bin/pandoc (which was built for Mac OS X 10.15)
  Expected in: /usr/lib/libSystem.B.dylib

dyld: Symbol not found: ____chkstk_darwin
  Referenced from: /usr/local/bin/pandoc (which was built for Mac OS X 10.15)
  Expected in: /usr/lib/libSystem.B.dylib

Error: processing vignette 'NNSvignette_Forecasting.Rmd' failed with diagnostics:
pandoc document conversion failed with error 6
--- failed re-building ‘NNSvignette_Forecasting.Rmd’

--- re-building ‘NNSvignette_Partial_Moments.Rmd’ using rmarkdown
dyld: lazy symbol binding failed: Symbol not found: ____chkstk_darwin
  Referenced from: /usr/local/bin/pandoc (which was built for Mac OS X 10.15)
  Expected in: /usr/lib/libSystem.B.dylib

dyld: Symbol not found: ____chkstk_darwin
  Referenced from: /usr/local/bin/pandoc (which was built for Mac OS X 10.15)
  Expected in: /usr/lib/libSystem.B.dylib

Error: processing vignette 'NNSvignette_Partial_Moments.Rmd' failed with diagnostics:
pandoc document conversion failed with error 6
--- failed re-building ‘NNSvignette_Partial_Moments.Rmd’

SUMMARY: processing the following files failed:
  ‘NNSvignette_Classification.Rmd’
  ‘NNSvignette_Clustering_and_Regression.Rmd’
  ‘NNSvignette_Correlation_and_Dependence.Rmd’
  ‘NNSvignette_Forecasting.Rmd’ ‘NNSvignette_Partial_Moments.Rmd’

Error: Vignette re-building failed.
Execution halted