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### Running command:
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###   chmod a+r sevenbridges -R && C:\Users\biocbuild\bbs-3.20-bioc\R\bin\R.exe CMD build --keep-empty-dirs --no-resave-data sevenbridges
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* checking for file 'sevenbridges/DESCRIPTION' ... OK
* preparing 'sevenbridges':
* checking DESCRIPTION meta-information ... OK
* installing the package to build vignettes
* creating vignettes ... ERROR
--- re-building 'api.Rmd' using rmarkdown
Error: processing vignette 'api.Rmd' failed with diagnostics:
Pandoc is required to build R Markdown vignettes but not available. Please make sure it is installed.
--- failed re-building 'api.Rmd'

--- re-building 'apps.Rmd' using rmarkdown
Error: processing vignette 'apps.Rmd' failed with diagnostics:
Pandoc is required to build R Markdown vignettes but not available. Please make sure it is installed.
--- failed re-building 'apps.Rmd'

--- re-building 'bioc-workflow.Rmd' using rmarkdown
Error: processing vignette 'bioc-workflow.Rmd' failed with diagnostics:
Pandoc is required to build R Markdown vignettes but not available. Please make sure it is installed.
--- failed re-building 'bioc-workflow.Rmd'

--- re-building 'cgc-datasets.Rmd' using rmarkdown
Error: processing vignette 'cgc-datasets.Rmd' failed with diagnostics:
Pandoc is required to build R Markdown vignettes but not available. Please make sure it is installed.
--- failed re-building 'cgc-datasets.Rmd'

--- re-building 'docker.Rmd' using rmarkdown
Error: processing vignette 'docker.Rmd' failed with diagnostics:
Pandoc is required to build R Markdown vignettes but not available. Please make sure it is installed.
--- failed re-building 'docker.Rmd'

--- re-building 'rstudio.Rmd' using rmarkdown
Error: processing vignette 'rstudio.Rmd' failed with diagnostics:
Pandoc is required to build R Markdown vignettes but not available. Please make sure it is installed.
--- failed re-building 'rstudio.Rmd'

SUMMARY: processing the following files failed:
  'api.Rmd' 'apps.Rmd' 'bioc-workflow.Rmd' 'cgc-datasets.Rmd'
  'docker.Rmd' 'rstudio.Rmd'

Error: Vignette re-building failed.
Execution halted