is it postgres issue?

Hi On updating a table i get following ERROR

tradein_clients=# begin work; UPDATE eyp_listing  set company_id=companies.company_id from companies   where
eyp_listing.amount> 0  and  
eyp_listing.email=companies.email;
BEGIN
ERROR:  heap_mark4update: (am)invalid tid


is it a postgresql issue?
or is it some contrib module i am using tsearch in this table.


regds
mallah.





--
Rajesh Kumar Mallah,
Project Manager (Development)
Infocom Network Limited, New Delhi
phone: +91(11)6152172 (221) (L) ,9811255597 (M)

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