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### Running command:
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###   /home/biocbuild/R/R/bin/R CMD build --keep-empty-dirs --no-resave-data TCGAbiolinks
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* checking for file ‘TCGAbiolinks/DESCRIPTION’ ... OK
* preparing ‘TCGAbiolinks’:
* checking DESCRIPTION meta-information ... OK
* installing the package to build vignettes
* creating vignettes ... ERROR
--- re-building ‘analysis.Rmd’ using rmarkdown
Warning: program compiled against libxml 212 using older 211
--- finished re-building ‘analysis.Rmd’

--- re-building ‘casestudy.Rmd’ using rmarkdown
--- finished re-building ‘casestudy.Rmd’

--- re-building ‘classifiers.Rmd’ using rmarkdown
--- finished re-building ‘classifiers.Rmd’

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

Quitting from lines 208-216 [unnamed-chunk-10] (clinical.Rmd)
Error: processing vignette 'clinical.Rmd' failed with diagnostics:
There was an error in the download process (we might had a connection problem with GDC server).
Please run this function it again.
Try using method = `client` or setting files.per.chunk to a small number.
--- failed re-building ‘clinical.Rmd’

--- re-building ‘download_prepare.Rmd’ using rmarkdown
--- finished re-building ‘download_prepare.Rmd’

--- re-building ‘extension.Rmd’ using rmarkdown
--- finished re-building ‘extension.Rmd’

--- re-building ‘index.Rmd’ using rmarkdown
--- finished re-building ‘index.Rmd’

--- re-building ‘mutation.Rmd’ using rmarkdown
--- finished re-building ‘mutation.Rmd’

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

Quitting from lines 313-320 [unnamed-chunk-9] (query.Rmd)
Error: processing vignette 'query.Rmd' failed with diagnostics:
cannot open the connection
--- failed re-building ‘query.Rmd’

--- re-building ‘stemness_score.Rmd’ using rmarkdown
--- finished re-building ‘stemness_score.Rmd’

--- re-building ‘subtypes.Rmd’ using rmarkdown
--- finished re-building ‘subtypes.Rmd’

SUMMARY: processing the following files failed:
  ‘clinical.Rmd’ ‘query.Rmd’

Error: Vignette re-building failed.
Execution halted