[R] How to personalize the rpart function: t.default(x)

[Liaw, Andy]

On top of what Rolf had said, traceback() would help tracking down how the
error happened.

Andy

> From: Rolf Turner
> 
> t is for transpose; look at ?t, ?t.default,
> ?t.data.frame
> 
> Bottom line:  Somewhere in your code you are trying to transpose
> something that is not a matrix.  (Or you are passing to an existing
> function an object which that function expects to be a matrix, but
> isn't.)
> 
> 			cheers,
> 
> 				Rolf Turner
> 				rolf at math.unb.ca
> 
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