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### Running command:
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###   /home/biocbuild/bbs-3.22-bioc/R/bin/R CMD build --keep-empty-dirs --no-resave-data --md5 MGFR
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* checking for file ‘MGFR/DESCRIPTION’ ... OK
* preparing ‘MGFR’:
* checking DESCRIPTION meta-information ... OK
* installing the package to build vignettes
* creating vignettes ... ERROR
--- re-building ‘MGFR.Rnw’ using Sweave

Error: processing vignette 'MGFR.Rnw' failed with diagnostics:
 chunk 4 (label = reference) 
Error in req_perform(request) : Failed to perform HTTP request.
Caused by error in `curl::curl_fetch_memory()`:
! SSL connect error [www.ensembl.org]:
gnutls_handshake() failed: An unexpected TLS packet was received.

--- failed re-building ‘MGFR.Rnw’

SUMMARY: processing the following file failed:
  ‘MGFR.Rnw’

Error: Vignette re-building failed.
Execution halted