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### Running command:
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###   /home/biocbuild/bbs-3.23-bioc/R/bin/R CMD build --keep-empty-dirs --no-resave-data methylationArrayAnalysis
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* checking for file ‘methylationArrayAnalysis/DESCRIPTION’ ... OK
* preparing ‘methylationArrayAnalysis’:
* checking DESCRIPTION meta-information ... OK
* installing the package (it is needed to build vignettes)
* creating vignettes ... ERROR
--- re-building ‘methylationArrayAnalysis.Rmd’ using rmarkdown

Quitting from methylationArrayAnalysis.Rmd:514-523 [gentracks]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error in `if (file == "" || length(file) == 0) ...`:
! missing value where TRUE/FALSE needed
---
Backtrace:
     ▆
  1. └─Gviz::UcscTrack(...)
  2.   └─Gviz:::.cacheTracks(...)
  3.     ├─Gviz::.doCache(...)
  4.     │ ├─BiocGenerics::eval(expression, envir = callEnv)
  5.     │ └─base::eval(expression, envir = callEnv)
  6.     │   └─base::eval(expression, envir = callEnv)
  7.     ├─rtracklayer::trackNames(ucscTableQuery(session))
  8.     └─rtracklayer::trackNames(ucscTableQuery(session))
  9.       └─rtracklayer (local) .local(object, ...)
 10.         └─rtracklayer:::ucscTableTracks(object@genome)
 11.           └─rtracklayer:::rtracklayerGET(url, query = list(db = genome, hgta_group = "allTracks"))
 12.             └─rtracklayer:::htmlParse(content(response, as = "text"))
 13.               ├─base::suppressWarnings(...)
 14.               │ └─base::withCallingHandlers(...)
 15.               └─XML::htmlTreeParse(...)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'methylationArrayAnalysis.Rmd' failed with diagnostics:
missing value where TRUE/FALSE needed
--- failed re-building ‘methylationArrayAnalysis.Rmd’

SUMMARY: processing the following file failed:
  ‘methylationArrayAnalysis.Rmd’

Error: Vignette re-building failed.
Execution halted