Re: Could not read - Permission denied

Henrique Engelmann <henriqueengelmann@yahoo.com.br> writes:
>   We�re running 8.0.4 in a Windows XP box and some of the applications are not working...

>   Searching pg_log we�ve found the following messages:
>   2005-12-17 07:26:54 ERROR:  could not read block 3 of relation 1663/17253/104561: Permission denied
> 2005-12-17 09:26:11 ERROR:  could not read block 3 of relation 1663/17253/104561: Permission denied

>   What can be causing this error?

We've heard of misbehaving "antivirus" products causing this sort of
problem on Windows.  What do you have installed on that machine?

            regards, tom lane