[R] *** caught segfault *** when using impute.knn (impute package)

[Uwe Ligges]

On 02.03.2011 15:31, Bettina Kulle Andreassen wrote:
> hi,
>
> i am getting an error when calling the impute.knn
> function (see the screenshot below).
> what is the problem here and how can it be solved?

Please write to the package maintainers. This is probably a bug in the 
package.

Uwe Ligges


>
>
> screenshot:
>
> ##################
> *** caught segfault ***
> address 0x513c7b84, cause 'memory not mapped'
>
> Traceback:
> 1: .Fortran("knnimp", x, ximp = x, p, n, imiss = imiss, irmiss,
> as.integer(k), double(p), double(n), integer(p), integer(n), PACKAGE =
> "impute")
> 2: knnimp.internal(x, k, imiss, irmiss, p, n, maxp = maxp)
> 3: knnimp(x, k, maxmiss = rowmax, maxp = maxp)
> 4: impute.knn(dummy0, k)
>
> Possible actions:
> 1: abort (with core dump, if enabled)
> 2: normal R exit
> 3: exit R without saving workspace
> 4: exit R saving workspace
>
> ##################
>
> thanks for your help in advance!
>
> tina
>