I sent a email to pgsql-admin(at)postgresql(dot)org and I never seen this
email in the Newsgroup and neither I received the email as an email
sent to mail list, may be some antispammer software that is taking
wrong decision ?
Take a look at email with subject:
Primary key duplicated: NUMBER OF INDEX' TUPLES (21539) IS NOT THE SAME AS
HEAP (18607)'
Gaetano