Thank you very much . I forgot one thing in my code

SET_TAG(CDDR(head), install("n")) ; after that it works

Thanks again,
Sandip


On Thu, Jun 26, 2014 at 2:25 PM, Radford Neal <radford@cs.toronto.edu>
wrote:

> > Thank you for the wonderful suggestion .  do you suggest to protect
> > ScalarInteger(1)
> > before calling lang3 ?
>
> Yes, either the result of Scalar Integer(1) or the result of install
> should be protected (before calling lang3 - don't try to do it inside
> the argument list of lang3).
>
>

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