hi,
> I wrote:
>
>> it seems likely that such a cycle might be related to this new
>> code not properly allowing for some aspect of tuple cleanup.
>
> I found a couple places where cleanup could let these fall through
> the cracks long enough to get stale and still be around when a tuple
> ID is re-used, causing problems. Please try the attached patch and
> see if it fixes the problem for you.
>
> If it does, then there's no need to try to track the other things I
> was asking about.
thanks. unfortunately the problem still happens with the patch.
YAMAMOTO Takashi
>
> Thanks!
>
> -Kevin