Error(s) in re-building vignettes:
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--- re-building ‘bivariate.Rnw’ using Sweave

Error: processing vignette 'bivariate.Rnw' failed with diagnostics:
 chunk 4 
Error in x[seq_len(n)] : object of type ‘closure’ is not subsettable

--- failed re-building ‘bivariate.Rnw’

make[1]: Entering directory '/home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/bivariate.Rcheck/vign_test/bivariate/vignettes'
make bivariate.pdf
make[2]: Entering directory '/home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/bivariate.Rcheck/vign_test/bivariate/vignettes'
pdflatex bivariate.tex
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entering extended mode
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!  ==> Fatal error occurred, no output PDF file produced!
Transcript written on bivariate.log.
make[2]: *** [Makefile:6: bivariate.pdf] Error 1
make[2]: Leaving directory '/home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/bivariate.Rcheck/vign_test/bivariate/vignettes'
make[1]: *** [Makefile:2: default] Error 2
make[1]: Leaving directory '/home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/bivariate.Rcheck/vign_test/bivariate/vignettes'
Error in tools:::buildVignettes(dir = "/home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/bivariate.Rcheck/vign_test/bivariate",  : 
  running ‘make’ failed
Execution halted