* using log directory 'd:/Rcompile/CRANpkg/local/3.0/SOMbrero.Rcheck'
* using R version 3.0.3 (2014-03-06)
* using platform: i386-w64-mingw32 (32-bit)
* using session charset: ISO8859-1
* checking for file 'SOMbrero/DESCRIPTION' ... OK
* this is package 'SOMbrero' version '1.0'
* checking package namespace information ... OK
* checking package dependencies ... OK
* checking if this is a source package ... OK
* checking if there is a namespace ... OK
* checking for hidden files and directories ... OK
* checking for portable file names ... OK
* checking whether package 'SOMbrero' can be installed ... OK
* checking installed package size ... OK
* checking package directory ... OK
* checking 'build' directory ... OK
* checking DESCRIPTION meta-information ... OK
* checking top-level files ... OK
* checking for left-over files ... OK
* checking index information ... OK
* checking package subdirectories ... OK
* checking R files for non-ASCII characters ... OK
* checking R files for syntax errors ... OK
* checking whether the package can be loaded ... OK
* checking whether the package can be loaded with stated dependencies ... OK
* checking whether the package can be unloaded cleanly ... OK
* checking whether the namespace can be loaded with stated dependencies ... OK
* checking whether the namespace can be unloaded cleanly ... OK
* checking loading without being on the library search path ... OK
* checking dependencies in R code ... OK
* checking S3 generic/method consistency ... OK
* checking replacement functions ... OK
* checking foreign function calls ... OK
* checking R code for possible problems ... OK
* checking Rd files ... OK
* checking Rd metadata ... OK
* checking Rd cross-references ... OK
* checking for missing documentation entries ... OK
* checking for code/documentation mismatches ... OK
* checking Rd \usage sections ... OK
* checking Rd contents ... OK
* checking for unstated dependencies in examples ... OK
* checking contents of 'data' directory ... OK
* checking data for non-ASCII characters ... OK
* checking data for ASCII and uncompressed saves ... OK
* checking sizes of PDF files under 'inst/doc' ... OK
* checking installed files from 'inst/doc' ... OK
* checking files in 'vignettes' ... OK
* checking examples ... ERROR
Running examples in 'SOMbrero-Ex.R' failed
The error most likely occurred in:

> ### Name: superClass
> ### Title: Create super-clusters from SOM clustering
> ### Aliases: superClass superClass.somRes print.somSC summary.somSC
> ###   projectIGraph.somSC plot.somSC
> ### Keywords: classes
> 
> ### ** Examples
> 
> set.seed(11051729)
> my.som <- trainSOM(x.data=iris[,1:4])
> # choose the number of super-clusters
> sc <- superClass(my.som)
Error in hclust(the.distances, method, members) : 
  invalid clustering method
Calls: superClass -> superClass.somRes -> hclust
Execution halted