Error(s) in re-building vignettes:
  ...
--- re-building ‘a-doc-SOMbrero-package.Rmd’ using knitr
Loading required package: igraph

Attaching package: 'igraph'

The following objects are masked from 'package:stats':

    decompose, spectrum

The following object is masked from 'package:base':

    union


***********************************************************

      This is 'SOMbrero' package, v 1.2

Citation details with citation('SOMbrero')

Further information with help(SOMbrero)...

Use sombreroGUI() to start the Graphical Interface.

***********************************************************
--- finished re-building ‘a-doc-SOMbrero-package.Rmd’

--- re-building ‘b-doc-grids.Rmd’ using knitr
Loading required package: igraph

Attaching package: 'igraph'

The following objects are masked from 'package:stats':

    decompose, spectrum

The following object is masked from 'package:base':

    union


***********************************************************

      This is 'SOMbrero' package, v 1.2

Citation details with citation('SOMbrero')

Further information with help(SOMbrero)...

Use sombreroGUI() to start the Graphical Interface.

***********************************************************
--- finished re-building ‘b-doc-grids.Rmd’

--- re-building ‘c-doc-numericSOM.Rmd’ using knitr
Loading required package: igraph

Attaching package: 'igraph'

The following objects are masked from 'package:stats':

    decompose, spectrum

The following object is masked from 'package:base':

    union


***********************************************************

      This is 'SOMbrero' package, v 1.2

Citation details with citation('SOMbrero')

Further information with help(SOMbrero)...

Use sombreroGUI() to start the Graphical Interface.

***********************************************************
Quitting from lines 281-284 (c-doc-numericSOM.Rmd) 
Error: processing vignette 'c-doc-numericSOM.Rmd' failed with diagnostics:
length of ‘dimnames’ [2] not equal to array extent
--- failed re-building ‘c-doc-numericSOM.Rmd’

--- re-building ‘d-doc-korrespSOM.Rmd’ using knitr
Loading required package: igraph

Attaching package: 'igraph'

The following objects are masked from 'package:stats':

    decompose, spectrum

The following object is masked from 'package:base':

    union


***********************************************************

      This is 'SOMbrero' package, v 1.2

Citation details with citation('SOMbrero')

Further information with help(SOMbrero)...

Use sombreroGUI() to start the Graphical Interface.

***********************************************************
Quitting from lines 125-126 (d-doc-korrespSOM.Rmd) 
Error: processing vignette 'd-doc-korrespSOM.Rmd' failed with diagnostics:
length of ‘dimnames’ [2] not equal to array extent
--- failed re-building ‘d-doc-korrespSOM.Rmd’

--- re-building ‘e-doc-relationalSOM.Rmd’ using knitr
Loading required package: igraph

Attaching package: 'igraph'

The following objects are masked from 'package:stats':

    decompose, spectrum

The following object is masked from 'package:base':

    union


***********************************************************

      This is 'SOMbrero' package, v 1.2

Citation details with citation('SOMbrero')

Further information with help(SOMbrero)...

Use sombreroGUI() to start the Graphical Interface.

***********************************************************
Quitting from lines 123-124 (e-doc-relationalSOM.Rmd) 
Error: processing vignette 'e-doc-relationalSOM.Rmd' failed with diagnostics:
length of ‘dimnames’ [2] not equal to array extent
--- failed re-building ‘e-doc-relationalSOM.Rmd’

SUMMARY: processing the following files failed:
  ‘c-doc-numericSOM.Rmd’ ‘d-doc-korrespSOM.Rmd’
  ‘e-doc-relationalSOM.Rmd’

Error: Vignette re-building failed.
Execution halted