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###
### Running command:
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###   /Library/Frameworks/R.framework/Resources/bin/R CMD build --keep-empty-dirs --no-resave-data RcisTarget
###
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* checking for file ‘RcisTarget/DESCRIPTION’ ... OK
* preparing ‘RcisTarget’:
* checking DESCRIPTION meta-information ... OK
* installing the package to build vignettes
* creating vignettes ... ERROR
--- re-building ‘RcisTarget_MainTutorial.Rmd’ using rmarkdown
--- finished re-building ‘RcisTarget_MainTutorial.Rmd’

--- re-building ‘Tutorial_AnalysisOfGenomicRegions.Rmd’ using rmarkdown
trying URL 'https://gbiomed.kuleuven.be/apps/lcb/i-cisTarget/examples/input_files/human/peaks/Encode_GATA1_peaks.bed'
Content type 'application/vnd.realvnc.bed' length 23897 bytes (23 KB)
==================================================
downloaded 23 KB

Quitting from lines 32-35 (Tutorial_AnalysisOfGenomicRegions.Rmd) 
Error: processing vignette 'Tutorial_AnalysisOfGenomicRegions.Rmd' failed with diagnostics:
there is no package called 'rtracklayer'
--- failed re-building ‘Tutorial_AnalysisOfGenomicRegions.Rmd’

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

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

Error: Vignette re-building failed.
Execution halted