without details on the environment you are using it is hard to help. there may be another function called "discretize"
masking the one in minet. please read the posting guide and supply more details if necessary.
> args(discretize)
function (X, disc = "equalfreq", nbins = NROW(X)^(1/3))
NULL
> sessionInfo()
R version 3.1.1 Patched (2014-08-13 r66362)
Platform: x86_64-unknown-linux-gnu (64-bit)
locale:
[1] LC_CTYPE=en_US.ISO8859-1 LC_NUMERIC=C
[3] LC_TIME=en_US.ISO8859-1 LC_COLLATE=en_US.ISO8859-1
[5] LC_MONETARY=en_US.ISO8859-1 LC_MESSAGES=C
[7] LC_PAPER=C LC_NAME=C
[9] LC_ADDRESS=C LC_TELEPHONE=C
[11] LC_MEASUREMENT=C LC_IDENTIFICATION=C
attached base packages:
[1] stats graphics grDevices datasets utils tools methods
[8] base
other attached packages:
[1] infotheo_1.2.0 minet_3.24.0 BiocInstaller_1.16.0
[4] knitr_1.6 weaver_1.31.0 codetools_0.2-9
[7] digest_0.6.4
loaded via a namespace (and not attached):
[1] evaluate_0.5.5 formatR_1.0 stringr_0.6.2