##############################################################################
##############################################################################
###
### Running command:
###
###   /home/biocbuild/R/R/bin/R CMD build --keep-empty-dirs --no-resave-data flowCore
###
##############################################################################
##############################################################################


* checking for file ‘flowCore/DESCRIPTION’ ... OK
* preparing ‘flowCore’:
* checking DESCRIPTION meta-information ... OK
* cleaning src
* installing the package to build vignettes
* creating vignettes ... ERROR
--- re-building ‘HowTo-flowCore.Rnw’ using knitr

Quitting from HowTo-flowCore.Rnw:461-464 [Plot]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error in `NextMethod()`:
! wrong value for .Method
---
Backtrace:
     x
  1. \-tools::buildVignettes(dir = ".", tangle = TRUE)
  2.   +-base::tryCatch(...)
  3.   | \-base (local) tryCatchList(expr, classes, parentenv, handlers)
  4.   |   \-base (local) tryCatchOne(expr, names, parentenv, handlers[[1L]])
  5.   |     \-base (local) doTryCatch(return(expr), name, parentenv, handler)
  6.   \-engine$weave(file, quiet = quiet, encoding = enc)
  7.     \-(if (grepl("\\.[Rr]md$", file)) knit2html else if (grepl("\\.[Rr]rst$", ...
  8.       \-knitr:::process_file(text, output)
  9.         +-xfun:::handle_error(...)
 10.         +-base::withCallingHandlers(...)
 11.         \-knitr:::process_group(group)
 12.           \-knitr:::call_block(x)
 13.             \-knitr:::block_exec(params)
 14.               \-knitr:::eng_r(options)
 15.                 +-knitr:::in_input_dir(...)
 16.                 | \-knitr:::in_dir(input_dir(), expr)
 17.                 \-knitr (local) evaluate(...)
 18.                   \-evaluate::evaluate(...)
 19.                     +-base::withRestarts(...)
 20.                     | \-base (local) withRestartList(expr, restarts)
 21.                     |   +-base (local) withOneRestart(withRestartList(expr, restarts[-nr]), restarts[[nr]])
 22.                     |   | \-base (local) doWithOneRestart(return(expr), restart)
 23.                     |   \-base (local) withRestartList(expr, restarts[-nr])
 24.                     |     \-base (local) withOneRestart(expr, restarts[[1L]])
 25.                     |       \-base (local) doWithOneRestart(return(expr), restart)
 26.                     +-evaluate:::with_handlers(...)
 27.                     | +-base::eval(call)
 28.                     | | \-base::eval(call)
 29.                     | \-base::withCallingHandlers(...)
 30.                     \-watcher$print_value(ev$value, ev$visible, envir)
 31.                       +-base::withVisible(handle_value(handler, value, visible, envir))
 32.                       \-evaluate:::handle_value(handler, value, visible, envir)
 33.                         \-handler$value(value, visible)
 34.                           \-knitr (local) fun(x, options = options)
 35.                             +-base::withVisible(knit_print(x, ...))
 36.                             +-knitr::knit_print(x, ...)
 37.                             \-knitr:::knit_print.default(x, ...)
 38.                               \-knitr::normal_print(x)
 39.                                 +-methods::show(x)
 40.                                 \-methods::show(x)
 41.                                   +-base::print(object)
 42.                                   \-ggcyto::print(object)
 43.                                     \-base::NextMethod()
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'HowTo-flowCore.Rnw' failed with diagnostics:
wrong value for .Method
--- failed re-building ‘HowTo-flowCore.Rnw’

SUMMARY: processing the following file failed:
  ‘HowTo-flowCore.Rnw’

Error: Vignette re-building failed.
Execution halted