I tried replacing the missing parents with 0 but got the same error 

Error in if (min(pos2) < 0) { : missing value where TRUE/FALSE needed

Any other thoughts?

Iris 

Subject: Re: [R] kinship package: drawing pedigree error

On Wed, 06-Feb-2008 at 04:49AM -0800, Iris Kolder wrote:

[...]

|> 1,9979,NA,NA,1,0
|> 1,20644,9979,8862,2,0
|> 1,20670,9979,8862,1,0
|> 

|> I tried putting nuclear families closer together in de pedigree but
|> this doesn't seem to help. All individuals have both parents in the
|> pedigree or have 2 missing parents.

It's a while since I used that function, but IIRC, a missing parent is
set as 0, not NA.  

It might have changed since I used it, in which case ignore me.

HTH


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