* using log directory 'd:/Rcompile/CRANpkg/local/3.3/bmrm.Rcheck'
* using R version 3.3.3 (2017-03-06)
* using platform: x86_64-w64-mingw32 (64-bit)
* using session charset: ISO8859-1
* checking for file 'bmrm/DESCRIPTION' ... OK
* checking extension type ... Package
* this is package 'bmrm' version '3.7'
* 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 'bmrm' 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 use of S3 registration ... 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 installed files from 'inst/doc' ... OK
* checking files in 'vignettes' ... OK
* checking examples ... ERROR
Running examples in 'bmrm-Ex.R' failed
The error most likely occurred in:

> ### Name: mmc
> ### Title: Convenient wrapper function to solve max-margin clustering
> ###   problem on a dataset
> ### Aliases: mmc
> 
> ### ** Examples
> 
>    # -- Prepare a 2D dataset to cluster with an intercept
>    x <- cbind(intercept=100,scale(data.matrix(iris[c(1,3)]),center=TRUE,scale=FALSE))
> 
>    # -- Find max-margin clusters
>    y <- mmc(x,k=3,LAMBDA=0.001,minClusterSize=10,seeds=5)
Error in fix.by(by.y, y) : 'by' must specify a uniquely valid column
Calls: mmc ... merge.default -> merge -> merge.data.frame -> fix.by
Execution halted
* checking for unstated dependencies in vignettes ... OK
* checking package vignettes in 'inst/doc' ... OK
* checking re-building of vignette outputs ... [2s] OK
* checking PDF version of manual ... OK
* DONE
Status: 1 ERROR