Installation failed.
See '/home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/blockcpd.Rcheck/00install.out' for details.
Installation failed.
See ‘/data/gannet/ripley/R/packages/tests-clang/blockcpd.Rcheck/00install.out’ for details.
Installation failed.
See ‘/Volumes/Builds/packages/big-sur-arm64/results/4.2/blockcpd.Rcheck/00install.out’ for details.
Installation failed.
See ‘/Volumes/Builds/packages/high-sierra-x86_64/results/4.2/blockcpd.Rcheck/00install.out’ for details.
Installation failed.
See ‘/Volumes/Builds/packages/big-sur-arm64/results/4.1/blockcpd.Rcheck/00install.out’ for details.
Installation failed.
See ‘/Volumes/Builds/packages/high-sierra-x86_64/results/4.1/blockcpd.Rcheck/00install.out’ for details.
Error(s) in re-building vignettes:
--- re-building 'introduction_vignette.Rmd' using rmarkdown
Error: processing vignette 'introduction_vignette.Rmd' failed with diagnostics:
object 'preview_math' not found
--- failed re-building 'introduction_vignette.Rmd'

SUMMARY: processing the following file failed:
  'introduction_vignette.Rmd'

Error: Vignette re-building failed.
Execution halted