Forum OpenACS Q&A: Re: Problem running OACS 4.6.2 and 3.2.5 on the same server

looks like you're running into one of the incompatibilities 3.2.5 has with PG 7.2.  I posted a list of these, with links to solutions, here:

https://openacs.org/forums/message-view?message_id=34110

(Shortly after that post I upgraded to 7.2 myself; I haven't found any other problems since.)