Error(s) in re-building vignettes:
  ...
--- re-building ‘B3-Indexes.Rmd’ using rmarkdown

Quitting from lines 43-44 [unnamed-chunk-3] (B3-Indexes.Rmd)
Error: processing vignette 'B3-Indexes.Rmd' failed with diagnostics:
attempt to set 'colnames' on an object with less than two dimensions
--- failed re-building ‘B3-Indexes.Rmd’

--- re-building ‘Fetching-historical-future-rates.Rmd’ using rmarkdown
** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/rb3.Rcheck/vign_test/rb3/vignettes/Fetching-historical-future-rates_files/figure-html/unnamed-chunk-2-1.png
864x576 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 50121 bytes
Input file size = 50271 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 43249
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 43249

Output IDAT size = 43249 bytes (6872 bytes decrease)
Output file size = 43327 bytes (6944 bytes = 13.81% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/rb3.Rcheck/vign_test/rb3/vignettes/Fetching-historical-future-rates_files/figure-html/unnamed-chunk-3-1.png
864x576 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 46788 bytes
Input file size = 46926 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 40718
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 40718

Output IDAT size = 40718 bytes (6070 bytes decrease)
Output file size = 40796 bytes (6130 bytes = 13.06% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/rb3.Rcheck/vign_test/rb3/vignettes/Fetching-historical-future-rates_files/figure-html/unnamed-chunk-4-1.png
864x576 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 15932 bytes
Input file size = 16802 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 13515
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 13515

Output IDAT size = 13515 bytes (2417 bytes decrease)
Output file size = 13593 bytes (3209 bytes = 19.10% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/rb3.Rcheck/vign_test/rb3/vignettes/Fetching-historical-future-rates_files/figure-html/unnamed-chunk-6-1.png
864x576 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 19749 bytes
Input file size = 20631 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 17110
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 17110

Output IDAT size = 17110 bytes (2639 bytes decrease)
Output file size = 17188 bytes (3443 bytes = 16.69% decrease)

--- finished re-building ‘Fetching-historical-future-rates.Rmd’

--- re-building ‘Fetching-historical-yield-curve.Rmd’ using rmarkdown
** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/rb3.Rcheck/vign_test/rb3/vignettes/Fetching-historical-yield-curve_files/figure-html/unnamed-chunk-3-1.png
864x576 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 39662 bytes
Input file size = 39788 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 35902
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 35902

Output IDAT size = 35902 bytes (3760 bytes decrease)
Output file size = 35980 bytes (3808 bytes = 9.57% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/rb3.Rcheck/vign_test/rb3/vignettes/Fetching-historical-yield-curve_files/figure-html/unnamed-chunk-6-1.png
864x576 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 51415 bytes
Input file size = 51565 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 47648
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 47648

Output IDAT size = 47648 bytes (3767 bytes decrease)
Output file size = 47726 bytes (3839 bytes = 7.44% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/rb3.Rcheck/vign_test/rb3/vignettes/Fetching-historical-yield-curve_files/figure-html/unnamed-chunk-9-1.png
864x576 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 44135 bytes
Input file size = 44273 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 39076
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 39076

Output IDAT size = 39076 bytes (5059 bytes decrease)
Output file size = 39154 bytes (5119 bytes = 11.56% decrease)

--- finished re-building ‘Fetching-historical-yield-curve.Rmd’

SUMMARY: processing the following file failed:
  ‘B3-Indexes.Rmd’

Error: Vignette re-building failed.
Execution halted